Toyota Tacoma (2015-2018) Service Manual: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptom are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Entire combination meter assembly does not operate |
Power source circuit |
|
|
Speedometer malfunction |
Speedometer circuit |
|
|
Tachometer malfunction |
Tachometer circuit |
|
|
Fuel receiver gauge display malfunction (Fuel receiver gauge is currently malfunctioning, or was malfunctioning in the past) |
Fuel receiver gauge display circuit |
|
|
Engine coolant temperature receiver gauge malfunction |
Engine coolant temperature receiver gauge circuit |
|
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|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Master warning light malfunction |
LED check |
|
|
Perform Active Test (Master Warning) |
|
|
|
Combination meter assembly |
|
|
|
Brake warning light malfunction |
LED check |
|
|
Perform Active Test (Indicat. Lamp Brake) |
|
|
|
Brake warning light circuit (Brake warning light remains ON)*1 |
|
|
|
Brake warning light circuit (Brake warning light remains ON)*2 |
|
|
|
Brake warning light circuit (Brake warning light does not come ON)*1 |
|
|
|
Brake warning light circuit (Brake warning light does not come ON)*2 |
|
|
|
Brake master cylinder reservoir sub-assembly (Brake fluid level warning switch) |
|
|
|
Combination meter assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Brake actuator assembly (Skid control ECU)*1 |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU)*2 |
|
|
|
Driver or front passenger seat belt warning light malfunction |
Perform Active Test (Driver Side Seat Belt) |
|
|
Driver seat belt warning light circuit |
|
|
|
Front passenger seat belt warning light circuit |
|
|
|
Combination meter assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Airbag sensor assembly |
|
|
|
SRS warning light malfunction |
LED check |
|
|
Perform Active Test (Indicat. Lamp Airbag) |
|
|
|
SRS warning light circuit (SRS warning light remains ON) |
|
|
|
SRS warning light circuit (SRS warning light does not come ON) |
|
|
|
Combination meter assembly |
|
|
|
Airbag sensor assembly |
|
|
|
Parking brake warning light malfunction |
LED check |
|
|
Perform Active Test (Indicat. Park) |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Combination meter assembly |
|
|
|
Rear differential lock warning light malfunction*3 |
LED check |
|
|
Perform Active Test (Indicat. Rr DIFF LOCK) |
|
|
|
Combination meter assembly |
|
|
|
4WD control ECU assembly |
|
|
|
MIL (Check engine warning light) malfunction |
LED check |
|
|
MIL circuit*4 |
|
|
|
MIL circuit*5 |
|
|
|
Combination meter assembly |
|
|
|
ECM*4 |
|
|
|
ECM*5 |
|
|
|
PCS indicator light malfunction*6 |
LED check |
|
|
Perform Active Test (Indicat. Pre-Collision) |
|
|
|
Pre-collision system |
|
|
|
Combination meter assembly |
|
|
|
Forward recognition camera |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
Slip indicator light malfunction |
LED check |
|
|
Perform Active Test (Indicat. Lamp Slip) |
|
|
|
Slip indicator light circuit (Slip indicator light remains ON)*1 |
|
|
|
Slip indicator light circuit (Slip indicator light remains ON)*2 |
|
|
|
Slip indicator light circuit (Slip indicator light does not come ON)*1 |
|
|
|
Slip indicator light circuit (Slip indicator light does not come ON)*2 |
|
|
|
Combination meter assembly |
|
|
|
Brake actuator assembly (Skid control ECU)*1 |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU)*2 |
|
|
|
VSC OFF indicator light malfunction |
LED check |
|
|
Perform Active Test (Indicat. VSC OFF) |
|
|
|
VSC OFF switch circuit*1 |
|
|
|
VSC OFF indicator light remains ON*2 |
|
|
|
VSC OFF indicator light does not come ON*2 |
|
|
|
Combination meter assembly |
|
|
|
Brake actuator assembly (Skid control ECU)*1 |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU)*2 |
|
|
|
TRAC OFF indicator light malfunction |
LED check |
|
|
Perform Active Test (VSC TRAC Indicator) |
|
|
|
TRAC OFF indicator light circuit (TRAC OFF indicator light remains ON)*2 |
|
|
|
TRAC OFF indicator light circuit (TRAC OFF indicator light does not come ON)*2 |
|
|
|
Combination meter assembly |
|
|
|
Brake actuator assembly (Skid control ECU)*1 |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU)*2 |
|
|
|
ABS warning light malfunction |
LED check |
|
|
Perform Active Test (Indicat. Light ABS) |
|
|
|
ABS warning light circuit (ABS warning light remains ON)*1 |
|
|
|
ABS warning light circuit (ABS warning light remains ON)*2 |
|
|
|
ABS warning light circuit (ABS warning light does not come ON)*1 |
|
|
|
ABS warning light circuit (ABS warning light does not come ON)*2 |
|
|
|
Combination meter assembly |
|
|
|
Brake actuator assembly (Skid control ECU)*1 |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU)*2 |
|
|
|
Tire pressure warning light malfunction*7 |
LED check |
|
|
Perform Active Test (Indicat. Tire Pressure Warning System) |
|
|
|
Tire pressure warning system |
|
|
|
Combination meter assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Fuel level warning light malfunction |
Perform Active Test (Indicat. Lamp Fuel) |
|
|
Fuel sender gauge assembly*4 |
|
|
|
Fuel sender gauge assembly*5 |
|
|
|
Wire harness or connector (Combination meter assembly - Fuel sender gauge assembly) |
- |
|
|
Combination meter assembly |
|
|
|
Low speed four-wheel drive indicator light malfunction*3 |
LED check |
|
|
Perform Active Test (Indicat. 4LO) |
|
|
|
4WD control ECU assembly |
|
|
|
Combination meter assembly |
|
|
|
Auto LSD indicator light malfunction |
LED check |
|
|
Perform Active Test (Indicat. Auto LSD) |
|
|
|
AUTO LSD Indicator Light Remains ON*1 |
|
|
|
AUTO LSD Indicator Light Remains ON*2 |
|
|
|
AUTO LSD Indicator Light does not Come ON*1 |
|
|
|
AUTO LSD Indicator Light does not Come ON*2 |
|
|
|
Combination meter assembly |
|
|
|
Brake actuator assembly (Skid control ECU)*1 |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU)*2 |
|
|
|
Automatic high beam indicator light malfunction*6 |
Perform Active Test (Automatic High Beam Indicator) |
|
|
Automatic high beam system does not operate or operation indicator does not illuminate |
|
|
|
Combination meter assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Four-wheel drive indicator light*3 |
LED check |
|
|
Perform Active Test (Indicat. 4WD (Yellow)) |
|
|
|
Perform Active Test (4WD Indicator (Green)) |
|
|
|
4WD control ECU assembly |
|
|
|
Combination meter assembly |
|
|
|
High beam indicator light malfunction (High beam head light is normal) |
Perform Active Test (Indicat. Lamp Beam) |
|
|
Lighting system |
|
|
|
Combination meter assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Tail indicator light malfunction (Taillight is normal)*8 |
Perform Active Test (Indicat. Lamp Tail) |
|
|
Lighting system |
|
|
|
Combination meter assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Head indicator light malfunction (Low beam head light is normal)*9 |
Perform Active Test (Indicat. Lamp Head) |
|
|
Lighting system |
|
|
|
Combination meter assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Front fog indicator light malfunction (Front fog light is normal)*10 |
Perform Active Test (Indicat. Lamp Fr FOG) |
|
|
Lighting system |
|
|
|
Combination meter assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Turn indicator light malfunction (Turn signal light operation is normal) |
Perform Active Test (Turn Signal (Left) Indicator, Turn Signal (Right) Indicator) |
|
|
Combination meter assembly |
|
|
|
ECT power indicator light malfunction*11 |
Perform Active Test (Indicat. Lamp ECT PWR) |
|
|
Automatic transmission system (for 2TR-FE)*12 |
|
|
|
Automatic transmission system (for 2TR-FE)*13 |
|
|
|
Automatic transmission system (for 2GR-FKS)*12 |
|
|
|
Automatic transmission system (for 2GR-FKS)*13 |
|
|
|
Combination meter assembly |
|
|
|
ECM*4 |
|
|
|
ECM*5 |
|
- *1: for Vacuum Booster Type
- *2: for Hydraulic Booster Type
- *3: for 4WD
- *4: for 2TR-FE
- *5: for 2GR-FKS
- *6: w/ Toyota Safety Sense P
- *7: w/ Tire Pressure Warning System
- *8: for Speedometer with Metric Units for Main Scale
- *9: for Speedometer with Imperial Units for Main Scale
- *10: w/ Fog Light
- *11: for Automatic Transmission
- *12: for AC60E Automatic Transmission
- *13: for AC60F Automatic Transmission
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
"Opening" display malfunction |
Combination meter assembly |
|
|
"Trip Summary (Ending)" display malfunction |
Combination meter assembly |
|
|
"Odometer" display malfunction |
Check customize parameters (ODO Display Time After IG OFF Setting) |
|
|
Combination meter assembly |
|
|
|
"TRIP A/TRIP B meter" display malfunction |
Combination meter assembly |
|
|
"Average Fuel Economy" display malfunction (Other meter functions are normal) |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Distance to Empty" display malfunction (Other meter functions are normal) |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Current Fuel Economy" display malfunction (Other meter functions are normal) |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Tank Average Fuel Economy" display malfunction (Other meter functions are normal) |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Trip Average Fuel Economy" display malfunction (Other meter functions are normal) |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Average Speed" display malfunction (Other meter functions are normal) |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Trip Average Speed" display malfunction (Other meter functions are normal) |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Elapsed Time" display malfunction (Other meter functions are normal) |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Trip Elapsed Time" display malfunction (Other meter functions are normal) |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Distance" display malfunction (Other meter functions are normal) |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Trip Distance" display malfunction (Other meter functions are normal) |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Digital Speed" display malfunction |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Other (Blank)" display malfunction |
Combination meter assembly |
|
|
"Trip Computer Reset" display malfunction |
Combination meter assembly |
|
|
"Drive information tab" display malfunction |
Combination meter assembly |
|
|
"Navigation tab" display malfunction*3 |
Navigation system |
|
|
Combination meter assembly |
|
|
|
Navigation receiver assembly |
|
|
|
"Audio tab" display malfunction |
Navigation system*3 |
|
|
Audio and visual system*4 |
|
|
|
Combination meter assembly |
|
|
|
Navigation receiver assembly*3 |
|
|
|
Radio and display receiver assembly*4 |
|
|
|
"Vehicle information tab" display malfunction*5*6*7*8 |
Combination meter assembly |
|
|
"Message tab" display malfunction |
Combination meter assembly |
|
|
"Setting tab" display malfunction |
Combination meter assembly |
|
|
"Shift position" display malfunction*9 |
Automatic transaxle system (for 2TR-FE)*22 |
|
|
Automatic transaxle system (for 2TR-FE)*23 |
|
|
|
Automatic transaxle system (for 2GR-FKS)*22 |
|
|
|
Automatic transaxle system (for 2GR-FKS)*23 |
|
|
|
Combination meter assembly |
|
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Outside temp" display malfunction |
Air conditioning system (for automatic air conditioning system) |
|
|
Air conditioning system (for manual air conditioning system) |
|
|
|
Combination meter assembly |
|
|
|
Air conditioning amplifier assembly |
|
|
|
"Active traction control system indicator light" display malfunction*10 |
Vehicle stability control system |
|
|
Combination meter assembly |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
|
"Lane departure alert warning light" display malfunction*11 |
Indicator light circuit |
|
|
Combination meter assembly |
|
|
|
Forward recognition camera |
|
|
|
"Lane departure alert indicator light" display malfunction*11 |
Indicator light circuit |
|
|
Combination meter assembly |
|
|
|
Forward recognition camera |
|
|
|
"Cruise control indicator light" display malfunction*12 |
Cruise main indicator light circuit |
|
|
Combination meter assembly |
|
|
|
ECM |
|
|
|
"Adaptive cruise control indicator light" display malfunction*11 |
Cruise main indicator light circuit*1 |
|
|
Cruise main indicator light circuit*2 |
|
|
|
Combination meter assembly |
|
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Crawl control indicator light" display malfunction*6 |
Crawl indicator light remains ON |
|
|
Crawl indicator light does not come ON |
|
|
|
Combination meter assembly |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
|
"Cruise control SET indicator light" display malfunction |
Cruise control SET indicator light circuit*1*11 |
|
|
Cruise control SET indicator light circuit*2*11 |
|
|
|
Cruise control SET indicator light circuit*12 |
|
|
|
Combination meter assembly |
|
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
Multi-terrain select indicator*5 |
Multi-terrain select indicator light remains ON |
|
|
Multi-terrain select indicator light does not come ON |
|
|
|
Combination meter assembly |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
|
"Ending Screen" display malfunction |
Combination meter assembly |
|
|
"Set Speed MPH / km/h" display malfunction |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Phone (Received Call)" display malfunction |
Navigation system*3 |
|
|
Audio and visual system*4 |
|
|
|
Combination meter assembly |
|
|
|
Navigation receiver assembly*3 |
|
|
|
Radio and display receiver assembly*4 |
|
|
|
"Turn-by-turn Navigation" display malfunction*3 |
Navigation system |
|
|
Combination meter assembly |
|
|
|
Navigation receiver assembly |
|
|
|
"No Messages" display malfunction |
Combination meter assembly |
|
|
"2WD-4WD Mode Change Failure" display malfunction (Other meter functions are normal)*13 |
Combination meter assembly |
|
|
4WD control ECU assembly |
|
|
|
"Differential Oil Temperature High" display malfunction (Other meter functions are normal)*13 |
Combination meter assembly |
|
|
4WD control ECU assembly |
|
|
|
"Differential Oil Temperature High Shift to 2WD mode and cool down" display malfunction (Other meter functions are normal)*13 |
Combination meter assembly |
|
|
4WD control ECU assembly |
|
|
|
"Roll/Pitch Indicates Approximate Angles Please Operate Vehicle Safely" display malfunction (Other meter functions are normal)*8 |
Combination meter assembly |
|
|
"Adjusting Forward Camera" display malfunction*11 |
Lane departure alert system |
|
|
Combination meter assembly |
|
|
|
Forward recognition camera |
|
|
|
"Adjusting Front Radar Beam (ACC)" display malfunction*11 |
Dynamic radar cruise control system (for 2TR-FE) |
|
|
Dynamic radar cruise control system (for 2GR-FKS) |
|
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Adjusting Front Radar Beam Error" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Adjusting Front Radar Beam Vertical" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Adjusting Front Radar Beam Horizonal" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Adjusting Front Radar Beam (PCS)" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Checking Cruise Control Brake" display malfunction*11 |
Dynamic radar cruise control system (for 2TR-FE) |
|
|
Dynamic radar cruise control system (for 2GR-FKS) |
|
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Checking PCS brake" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"BRAKE!" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Pressing and Holding Will Cause an Emergency Engine Stop" display malfunction (Other meter functions are normal)*14 |
Combination meter assembly |
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"To Restart Engine, Shift Lever to "N" and Press Engine Switch." display malfunction (Other meter functions are normal)*14 |
Combination meter assembly |
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Radar cruise control / lane departure alert displayed (image display)" display malfunction*11 |
Dynamic radar cruise control system (for 2TR-FE) |
|
|
Dynamic radar cruise control system (for 2GR-FKS) |
|
|
|
Lane departure alert system |
|
|
|
Combination meter assembly |
|
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
Forward recognition camera |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Crawl Has Been Deactivated" display malfunction (Other meter functions are normal)*6 |
Vehicle stability control system*15 |
|
|
Vehicle stability control system*16 |
|
|
|
Combination meter assembly |
|
|
|
"Each door open" display malfunction (Door courtesy switch or hood courtesy switch is normal) |
Combination meter assembly |
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
"Clearance sonar detection (image display)" display malfunction*17 |
Intuitive parking assist system |
|
|
Combination meter assembly |
|
|
|
Clearance warning ECU assembly |
|
|
|
"Check Park Sonar System" display malfunction*17 |
Intuitive parking assist system |
|
|
Combination meter assembly |
|
|
|
Clearance warning ECU assembly |
|
|
|
"Clean Park Sonar" display malfunction*17 |
Intuitive parking assist system |
|
|
Combination meter assembly |
|
|
|
Clearance warning ECU assembly |
|
|
|
"Powering OFF to Conserve Battery" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Shift to P Position" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Release Parking Brake" display malfunction (Brake warning light is normal) |
Combination meter assembly |
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
"Key Not Detected" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Release accelerator" display malfunction |
SFI system*1 |
|
|
SFI system*2 |
|
|
|
Accelerator pedal sensor assembly*1 |
|
|
|
Accelerator pedal sensor assembly*2 |
|
|
|
Combination meter assembly |
|
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Check Anti-lock Brake System" display malfunction |
Vehicle stability control system*15 |
|
|
Vehicle stability control system*16 |
|
|
|
Combination meter assembly |
|
|
|
Brake actuator assembly (Skid control ECU)*15 |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU)*16 |
|
|
|
"Check Vehicle Stability Control System" display malfunction |
Vehicle stability control system*15 |
|
|
Vehicle stability control system*16 |
|
|
|
Combination meter assembly |
|
|
|
Brake actuator assembly (Skid control ECU)*15 |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU)*16 |
|
|
|
"Check Tire Pressure Monitoring System" display malfunction*7 |
Tire pressure warning system |
|
|
Tire pressure warning ECU |
|
|
|
Combination meter assembly |
|
|
|
"Check Brake System" display malfunction |
Vehicle stability control system*15 |
|
|
Vehicle stability control system*16 |
|
|
|
Brake master cylinder reservoir sub-assembly (Brake fluid level warning switch) |
|
|
|
Combination meter assembly |
|
|
|
"High Engine Coolant Temperature" display malfunction (Engine coolant temperature receiver gauge is normal) |
SFI system*1 |
|
|
SFI system*2 |
|
|
|
Combination meter assembly |
|
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Check Charging System" display malfunction |
SFI system*1 |
|
|
SFI system*2 |
|
|
|
Generator assembly*1 |
|
|
|
Generator assembly*2 |
|
|
|
Combination meter assembly |
|
|
|
"Radar Cruise Control Unavailable Clean Sensor" display malfunction*11 |
Dynamic radar cruise control system (for 2TR-FE) |
|
|
Dynamic radar cruise control system (for 2GR-FKS) |
|
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Radar Cruise Control Unavailable" display malfunction*11 |
Dynamic radar cruise control system (for 2TR-FE) |
|
|
Dynamic radar cruise control system (for 2GR-FKS) |
|
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Smart Entry & Start System Check" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Blind Spot Monitor Not Available" display malfunction*18 |
Blind spot monitor system |
|
|
Combination meter assembly |
|
|
|
Blind spot monitor sensor RH |
|
|
|
"Cruise Control Malfunction Visit Your Dealer" display malfunction*11 |
Dynamic radar cruise control system (for 2TR-FE) |
|
|
Dynamic radar cruise control system (for 2GR-FKS) |
|
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Lane Departure Alert Malfunction Visit Your Dealer" display malfunction*11 |
Lane departure alert system |
|
|
Combination meter assembly |
|
|
|
Forward recognition camera |
|
|
|
"Pre-Collision System Malfunction Visit Your Dealer" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Check Blind Spot Monitor System" display malfunction*18 |
Blind spot monitor system |
|
|
Combination meter assembly |
|
|
|
Blind spot monitor sensor RH |
|
|
|
"Check Steering Lock System" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Steering lock system |
|
|
|
Combination meter assembly |
|
|
|
"Low Oil Pressure" display malfunction |
Combination meter assembly: Read the Data List (Oil Pressure Switch) |
|
|
Engine oil pressure switch assembly |
|
|
|
Wire harness or connector (Combination meter assembly - Engine oil pressure switch assembly) |
- |
|
|
Combination meter assembly |
|
|
|
"High Transmission Fluid Temperature" display malfunction*9 |
Combination meter assembly |
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Lane Departure Alert Unavailable Below Approx. 50 km/h" display malfunction (Speedometer is normal)*11 |
Combination meter assembly |
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Lane Departure Alert Unavailable Below Approx. 30 km/h" display malfunction (Speedometer is normal)*11 |
Combination meter assembly |
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Lane Departure Alert Unavailable at Current Speed" display malfunction (Speedometer is normal)*11 |
Combination meter assembly |
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Turn Power OFF" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Key Detected in Vehicle" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Turn Headlights Off" display malfunction |
Lighting system |
|
|
Combination meter assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
"Moon Roof Open" display malfunction*19 |
Main body ECU (Multiplex network body ECU) |
|
|
Combination meter assembly |
|
|
|
Engine Start: Press Brake Pedal, Push Engine Switch with Key" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Smart key system (for Start Function) |
|
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
(Key Battery Low) Accessory Mode: Push Engine Switch" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Smart key system (for Start Function) |
|
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Engine Start: Press Brake Pedal and Push Engine Switch" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Smart key system (for Start Function) |
|
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Steering Lock ON" display malfunction*14 |
Steering lock system |
|
|
Smart key system (for Start Function) |
|
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Crawl Not Available Select 4L and Shift to D or R Position" display malfunction*6 |
Combination meter assembly |
|
|
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
|
"Crawl Not Available Check System Operation Condition" display malfunction*6 |
Combination meter assembly |
|
|
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
|
"Drive-Start Control Malfunction Visit Your Dealer" display malfunction |
SFI system*1 |
|
|
SFI system*2 |
|
|
|
Combination meter assembly |
|
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Brake Override Malfunction Visit Your Dealer" display malfunction |
SFI system*1 |
|
|
SFI system*2 |
|
|
|
Combination meter assembly |
|
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Key Battery Low" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Key Battery Low Engine Start: Press Brake Pedal, Push Engine Switch with Key" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Smart key system (for Start Function) |
|
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Key Battery Low Accessory Mode: Push Engine Switch with Key" display malfunction*14 |
Smart key system (for Entry Function) |
|
|
Smart key system (for Start Function) |
|
|
|
Combination meter assembly |
|
|
|
Certification ECU (Smart key ECU assembly) |
|
|
|
"Low Engine Oil Level Add or Replace" display malfunction*2 |
Engine oil level sensor |
|
|
Combination meter assembly |
|
|
|
ECM |
|
|
|
"Headlight System Malfunction Visit Your Dealer" display malfunction*11 |
Lighting system |
|
|
Combination meter assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
"Accelerator and Brake Pedals Depressed Simultaneously" display malfunction |
SFI system*1 |
|
|
SFI system*2 |
|
|
|
Combination meter assembly |
|
|
|
ECM*1 |
|
|
|
ECM*2 |
|
|
|
"Low Tire Pressure (psi, kPa, bar)" display malfunction*7 |
Tire pressure monitor receiver assembly |
|
|
Combination meter assembly |
|
|
|
"Low Washer Fluid" display malfunction*20 |
Combination meter assembly: Read the Data List (Washer Switch) |
|
|
Washer level warning switch assembly |
|
|
|
Wire harness or connector (Combination meter assembly - Washer level warning switch assembly) |
- |
|
|
Combination meter assembly |
|
|
|
"Low Fuel Distance to Empty XXX [miles, km] Please Refuel" display malfunction (Fuel receiver gauge is normal) |
Fuel sender gauge assembly |
|
|
Combination meter assembly |
|
|
|
"Maintenance required soon" display malfunction*21 |
Maintenance required reminder reset procedure |
|
|
Combination meter assembly |
|
|
|
"Maintenance required" display malfunction*21 |
Maintenance required reminder reset procedure |
|
|
Combination meter assembly |
|
|
|
"Auto High Beam ReadyTurn ON High Beam to Activate" display malfunction*11 |
Lighting system |
|
|
Combination meter assembly |
|
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
"Resetting Maintenance Data" display malfunction*21 |
Maintenance required reminder reset procedure |
|
|
Combination meter assembly |
|
|
|
"Resetting Maintenance Data incomplete" display malfunction*21 |
Maintenance required reminder reset procedure |
|
|
Combination meter assembly |
|
|
|
"Power ON" display malfunction*21 |
Certification ECU (Smart key ECU assembly) |
|
|
Combination meter assembly |
|
|
|
"Engine Start: Press Brake Pedal and Push Engine Switch" display malfunction*14 |
Certification ECU (Smart key ECU assembly) |
|
|
Combination meter assembly |
|
|
|
"VSC Turned Off Pre-Collision Brake System Unavailable" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Pre-Collision System Unavailable" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Forward Camera Unavailable" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Forward Camera System Unavailable Clean Windshield" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Pre-collision system unavailable" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Pre-collision system unavailable. Clean sensor" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Pre-Collision System Off" display malfunction*11 |
Pre-collision system |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"SHIFT TO 4L" display malfunction*5 |
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
Combination meter assembly |
|
|
|
"Operation Not Possible When Multi-Terrain Select Activated" display malfunction*5 |
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
Combination meter assembly |
|
|
|
"Multi-Terrain Select Has Been Deactivated" display malfunction*5 |
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
Combination meter assembly |
|
|
|
"MultiTerrain Select Not Available" display malfunction*5 |
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
Combination meter assembly |
|
|
|
"Operation Not Possible When Crawl Control Activated" display malfunction*6 |
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
Combination meter assembly |
|
|
|
"Mud & Sand Loose Rock Mogul Rock & Dirt Rock" display malfunction*5 |
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
Combination meter assembly |
|
|
|
"Low Low Medium Medium Medium High High" display malfunction*6 |
Brake booster with master cylinder assembly (Skid control ECU) |
|
|
Combination meter assembly |
|
- *1: for 2TR-FE
- *2: for 2GR-FKS
- *3: for Navigation Receiver Type
- *4: for Radio and Display Type
- *5: w/ Multi Terrain Select System
- *6: w/ CRAWL Control System
- *7: w/ Tire Pressure Warning System
- *8: w/ Clinometer
- *9: for Automatic Transmission
- *10: w/ A-TRAC System
- *11: w/ Toyota Safety Sense P
- *12: w/o Toyota Safety Sense P
- *13: for 4WD
- *14: w/ Smart Key System
- *15: for Vacuum Booster Type
- *16: for Hydraulic Booster Type
- *17: w/ Intuitive Parking Assist System
- *18: w/ Blind Spot Monitor System
- *19: for Moon Roof
- *20: w/ Washer Fluid Level Warning
- *21: for Speedometer with Imperial Units for Main Scale
- *22: for AC60E Automatic Transmission
- *23: for AC60F Automatic Transmission
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
All buzzers do not operate normally |
Combination meter assembly |
|
|
Reverse shift buzzer malfunction*1 |
ECM*2 |
|
|
ECM*3 |
|
|
|
Combination meter assembly |
|
|
|
Smart key buzzer malfunction (intermittent tone)*4 |
Certification ECU (Smart key ECU assembly) |
|
|
Combination meter assembly |
|
|
|
Warning buzzer for door opening without shifting to P range malfunction (Smart Key Continuous)*4 |
Certification ECU (Smart key ECU assembly) |
|
|
Combination meter assembly |
|
|
|
Seat belt warning (for driver side) buzzer malfunction (Seat belt warning light operation is normal) |
Check customize parameters (Driver Side Seat belt Warning Buzzer) |
|
|
Combination meter assembly |
|
|
|
Seat belt warning (for front passenger side) buzzer malfunction (Seat belt warning light operation is normal) |
Check customize parameters (Front Passenger Side Seat belt Warning Buzzer) |
|
|
Airbag sensor assembly |
|
|
|
Combination meter assembly |
|
|
|
Proximity warning buzzer of ACC buzzer malfunction*5 |
Millimeter wave radar sensor assembly |
|
|
Combination meter assembly |
|
|
|
Key reminder buzzer malfunction (vehicles without smart system)*6 |
Main body ECU (Multiplex network body ECU) |
|
|
Combination meter assembly |
|
|
|
Brake system low braking force warning buzzer malfunction |
Brake actuator assembly (Skid control ECU)*7 |
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
Combination meter assembly |
|
|
|
Low brake fluid warning buzzer malfunction |
Brake actuator assembly (Skid control ECU)*7 |
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
Brake oil level warning switch |
|
|
|
Combination meter assembly |
|
|
|
Push operation warning during driving buzzer malfunction*4 |
Certification ECU (Smart key ECU assembly) |
|
|
Combination meter assembly |
|
|
|
LDW buzzer malfunction*5 |
Forward recognition camera |
|
|
Combination meter assembly |
|
|
|
PKB-ON while driving warning buzzer malfunction |
Main body ECU (multiplex network body ECU) |
|
|
Brake actuator assembly (Skid control ECU)*7 |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
Combination meter assembly |
|
|
|
System temperature increase active test buzzer malfunction |
Brake actuator assembly (Skid control ECU)*7 |
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
Combination meter assembly |
|
|
|
Hill-start Assist Control (step1) advance notice of ending buzzer malfunction |
Brake actuator assembly (Skid control ECU)*7 |
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
Combination meter assembly |
|
|
|
Oil pressure warning buzzer malfunction |
ECM*2 |
|
|
ECM*3 |
|
|
|
Brake actuator assembly (Skid control ECU)*7 |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
Engine oil pressure switch |
|
|
|
Combination meter assembly |
|
|
|
Alert buzzer for driving with door ajar buzzer malfunction |
Main body ECU (multiplex network body ECU) |
|
|
Brake actuator assembly (Skid control ECU)*7 |
|
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
ECM*2 |
|
|
|
ECM*3 |
|
|
|
Combination meter assembly |
|
|
|
Smart key 2 buzzer malfunction (intermittent tone)*4 |
Certification ECU (Smart key ECU assembly) |
|
|
Combination meter assembly |
|
|
|
Hill-start Assist Control (step1) during regular control buzzer malfunction |
Brake actuator assembly (Skid control ECU)*7 |
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
Combination meter assembly |
|
|
|
Start notification during driving buzzer malfunction*4 |
Certification ECU (Smart key ECU assembly) |
|
|
Combination meter assembly |
|
|
|
Hill-start Assist Control (Step2) Reset buzzer malfunction |
Brake actuator assembly (Skid control ECU)*7 |
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
Combination meter assembly |
|
|
|
Sport mode shift reject buzzer malfunction |
ECM*2 |
|
|
ECM*3 |
|
|
|
Combination meter assembly |
|
|
|
Radar cruise low speed cancel buzzer malfunction*5 |
ECM*2 |
|
|
ECM*3 |
|
|
|
Combination meter assembly |
|
|
|
Multiple display warning buzzer malfunction |
Combination meter assembly |
|
|
VSC skid warning buzzer malfunction |
Brake actuator assembly (Skid control ECU)*7 |
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
Combination meter assembly |
|
|
|
SWS buzzer malfunction*5 |
Forward recognition camera |
|
|
Combination meter assembly |
|
|
|
4WD buzzer malfunction (intermittent tone)*9 |
4WD control ECU assembly |
|
|
Combination meter assembly |
|
|
|
4WD buzzer malfunction (3 consecutive short tones)*9 |
4WD control ECU assembly |
|
|
Combination meter assembly |
|
|
|
Temperature warning / CRAWL cancel warning buzzer malfunction*10 |
Brake actuator assembly (Skid control ECU)*7 |
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
Combination meter assembly |
|
|
|
Hill-start Assist Control (Step2) Set buzzer malfunction |
Brake actuator assembly (Skid control ECU)*7 |
|
|
Brake booster with master cylinder assembly (Skid control ECU)*8 |
|
|
|
Combination meter assembly |
|
|
|
Smart key buzzer malfunction (single short tone)*4 |
Certification ECU (Smart key ECU assembly) |
|
|
Combination meter assembly |
|
|
|
Immobilizer key identification completion notification buzzer malfunction*1 |
Certification ECU (Smart key ECU assembly) |
|
|
Combination meter assembly |
|
|
|
Flasher sound malfunction |
Headlight dimmer switch assembly |
|
|
Combination meter assembly |
|
- *1: for Manual Transmission
- *2: for 2TR-FE
- *3: for 2GR-FKS
- *4: w/ Smart Key System
- *5: w/ Toyota Safety Sense P
- *6: w/o Smart Key System
- *7: for Vacuum Booster Type
- *8: for Hydraulic Booster Type
- *9: for 4WD
- *10: CRAWL Control System
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
"Diagnostic trouble code" display malfunction |
Combination meter assembly |
|
|
Operating ODO/TRIP switch knob does not change odometer/TRIP meter display |
Combination meter assembly |
|
|
Operating steering pad switch does not change multi-information display |
Combination meter assembly: Read the Data List (Multi Switch (UP), Multi Switch (Down), Multi Switch (Menu), Multi Switch (ENTER), Multi Switch (Right) or Multi Switch (Left)) |
|
|
Steering pad switch assembly |
|
|
|
Spiral cable with sensor sub-assembly |
|
|
|
Wire harness or connector (Combination meter assembly - Spiral cable with sensor sub-assembly) |
- |
|
|
Combination meter assembly |
|
|
|
Operating light control switch knob does not change light brightness |
Combination meter assembly |
|
|
Main body ECU (Multiplex network body ECU) |
|
|
|
Meter illumination is off at day time |
Illumination circuit (Meter illumination is always dark) |
|
|
Meter illumination does not dim at night |
Illumination circuit (Meter illumination does not dim at night) |
|
|
Other systems that use the speed signal do not operate normally |
Speed signal circuit |
|
Initialization
INITIALIZATION
1. MAINTENANCE REQUIRED REMINDER RESET PROCEDURE
HINT:
Models with Maintenance Required Reminder Function.
(1) Turn the ignition switch to ON.
(2) Using the steering pad switch ass ...
Terminals Of Ecu
TERMINALS OF ECU
1. COMBINATION METER ASSEMBLY
(a) Measure the voltage, resistance and check for pulses according to the value(s)
in the table below.
Terminal No. (Symbol)
...
Other materials:
Pressure Control Solenoid "B" Electrical (Shift Solenoid Valve SL2) (P0778)
DESCRIPTION
Changing from 1st to 6th is performed by the ECM turning shift solenoid valves
SL1, SL2, SL3 and SL4 on and off. If an open or short circuit occurs in any of the
shift solenoid valves, the ECM controls the remaining normal shift solenoid valves
to allow the vehicle to be operated ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
No Sound can be Heard from Speakers
PROCEDURE
1.
CHECK AUDIO SETTINGS
(a) In sound output setting mode, set volume, fader and balance to the initial
values and check that the sound is normal.
OK:
Audio system returns to normal.
HINT:
Sound quality adjustment measures vary according to the type ...
