Toyota Tacoma (2015-2018) Service Manual: Fail-safe Chart
FAIL-SAFE CHART
FAIL-SAFE FUNCTION
(a) When a malfunction occurs in the pre-collision system, a message will be displayed on the multi-information display and the pre-collision system will be disabled depending on the malfunction.
|
Warning Message |
Cause |
DTC No. |
Conditions to Return to Normal |
|---|---|---|---|
|
"Pre-Collision System Malfunction Visit Your Dealer" |
Pre-collision system malfunction |
C1A02 |
System returns to normal |
|
C1A10 |
After system returns to normal, ignition switch is turned off and then ON |
||
|
C1A11 |
After system returns to normal, ignition switch is turned off and then ON |
||
|
C1A14 |
After system returns to normal, ignition switch is turned off and then ON |
||
|
C1A46 |
After system returns to normal, ignition switch is turned off and then ON |
||
|
C1A47 |
After system returns to normal, ignition switch is turned off and then ON |
||
|
C1A4A |
System returns to normal |
||
|
C1A4B |
System returns to normal |
||
|
C1A50 |
System returns to normal |
||
|
C1A63 |
System returns to normal |
||
|
C1A69 |
After system returns to normal, ignition switch is turned off and then ON |
||
|
C1AA0 |
After system returns to normal, ignition switch is turned off and then ON |
||
|
C1AA8 |
After system returns to normal, ignition switch is turned off and then ON |
||
|
C1AA9 |
After system returns to normal, ignition switch is turned off and then ON |
||
|
C1AAE |
System returns to normal |
||
|
U0100 |
System returns to normal |
||
|
U0125 |
System returns to normal |
||
|
U0126 |
System returns to normal |
||
|
U0129 |
System returns to normal |
||
|
U0235 |
System returns to normal |
||
|
U023A |
System returns to normal |
||
|
U1002 |
System returns to normal |
||
|
"Pre-Collision System Unavailable" |
Millimeter wave radar sensor assembly misaligned |
Millimeter wave radar sensor assembly beam axis adjustment is completed and beam axis learning is completed |
|
|
"Pre-Collision System Unavailable Clean Sensor" |
Foreign matter attached to millimeter wave radar sensor assembly |
Millimeter wave radar sensor assembly is cleaned |
|
|
"Front Camera Unavailable" |
Forward recognition camera temporarily malfunctioning
|
|
|
|
"Front Camera Unavailable Remove Debris On Windshield" |
The forward recognition camera or windshield glass within the field of view of the forward recognition camera is dirty or fogged up |
The forward recognition camera or windshield glass within the field of view of the forward recognition camera is dirty or fogged up is cleaned |
|
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Pre-collision System
DTC No.
Detection Item
Link
C1A02
Vehicle Information Not Obtained
...
Lost Communication With Image Processing Module "A" (U023A)
DESCRIPTION
The millimeter wave radar sensor assembly communicates with the forward recognition
camera via CAN communication. If there is a communication error with the forward
recognition camera ...
Other materials:
Parts Location
PARTS LOCATION
ILLUSTRATION
*A
for Hydraulic Brake Booster
*B
for Vacuum Brake Booster
*C
w/ Toyota Safety Sense P
-
-
*1
BRAKE BOOSTER ASSEMBLY (SKID CONTROL ECU)
...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the air conditioning system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
Starter Relay
Inspection
INSPECTION
PROCEDURE
1. INSPECT STARTER RELAY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Connection
Specified Condition
3 - 5
...
