Toyota Tacoma (2015-2018) Service Manual: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
|
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
.gif)
|
2. |
CUSTOMER PROBLEM ANALYSIS |
Click here .gif)
(a) Confirm problem symptoms.
|
|
3. |
CHECK CAN COMMUNICATION SYSTEM* |
Click here
|
Result |
Proceed to |
|---|---|
|
DTCs not output |
A |
|
DTCs output |
B |
| B | .gif) |
CHECK CAN COMMUNICATION CIRCUIT |
|
|
4. |
WARNING LIGHT CHECK |
Click here
|
|
5. |
CHECK CHECK (Present and Past DTCs)* |
Click here
|
Result |
Proceed to |
|---|---|
|
DTCs output |
A |
|
DTCs not output |
B |
| B | |
PROBLEM SYMPTOMS TABLE |
|
|
6. |
DTC CHART |
Click here
|
|
7. |
CIRCUIT INSPECTION |
|
|
8. |
REPAIR OR REPLACEMENT |
|
|
9. |
DTC CLEARANCE (Present and Past DTCs)* |
Click here
|
|
10. |
DTC CHECK* |
Click here
|
Result |
Proceed to |
|---|---|
|
DTCs not output |
A |
|
DTCs output |
B |
| B | |
DIAGNOSTIC TROUBLE CODE CHART |
|
|
11. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
SYSTEM DIAGRAM
Transmitting ECU
(Transmitter)
Receiving ECU
Signal
Communication Method
Airbag Sensor Assembly
ECM
...
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 lis ...
Other materials:
Brake Control Signal Mismatch (C1A69)
DESCRIPTION
The skid control ECU (master cylinder solenoid)*1 or skid control ECU (brake
actuator assembly)*2 sends signals to the millimeter wave radar sensor assembly
according to the brake control status. If the millimeter wave radar sensor assembly
receives a vehicle stability control sys ...
Stop Light Switch OFF Stuck Malfunction (C1426)
DESCRIPTION
The skid control ECU (brake actuator assembly) inputs the stop light signal and
brake operation condition. When the brake pedal is depressed and the stop light
switch signal is not input, C1426 is output.
DTC No.
Detection Item
DTC Detection Conditi ...
Front Passenger Side Power Window does not Operate with Front Passenger Side
Power Window Switch
DESCRIPTION
When the engine is running or the ignition switch is ON, the front power window
regulator motor assembly RH is operated by the front power window regulator switch
assembly RH. The front power window regulator motor assembly RH has motor, regulator,
and ECU functions.
HINT:
If th ...
