Toyota Tacoma (2015-2018) Service Manual: How To Proceed With Troubleshooting
PROCEDURE
|
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
.gif)
|
2. |
CUSTOMER PROBLEM ANALYSIS |
Click here .gif)
|
|
3. |
PASSENGER AIRBAG ON/OFF INDICATOR CHECK |
Click here
|
|
4. |
DTCs CHECK (Present and Past DTCs) |
Click here
(a) Check for DTCs.
|
Result |
Proceed to |
|---|---|
|
DTC is output. |
A |
|
DTC is not output. |
B |
| B | .gif) |
GO TO PROBLEM SYMPTOMS TABLE |
|
|
5. |
DTCs CHART |
Click here
|
|
6. |
CIRCUIT INSPECTION |
|
|
7. |
REPAIR OR REPLACEMENT |
|
|
8. |
DTC CLEARANCE (Present and Past DTCs) |
Click here
(a) Clear the DTCs.
|
|
9. |
DTC CHECK (Present and Past DTCs) |
Click here
(a) Check for DTCs.
|
Result |
Proceed to |
|---|---|
|
DTC is not output. |
A |
|
DTC is output. |
B |
| B | |
GO TO STEP 5 |
|
|
10. |
SYMPTOM SIMULATION |
Click here
(a) Check the passenger airbag ON/OFF indicator condition.
|
Result |
Proceed to |
|---|---|
|
Passenger airbag ON/OFF indicator is operating normally. |
A |
|
Passenger airbag ON/OFF indicator (OFF) and SRS warning light come on. |
B |
| B | |
GO TO STEP 5 |
|
|
11. |
CONFIRMATION TEST |
| NEXT | |
END |
Precaution
PRECAUTION
1. INSPECTION PROCEDURE FOR VEHICLE INVOLVED IN ACCIDENT
(a) Perform the zero point calibration and sensitivity check if any of the following
conditions apply.
The occupant dete ...
Initialization
INITIALIZATION
1. ZERO POINT CALIBRATION
NOTICE:
Make sure that the front passenger seat is not occupied before performing the
operation.
HINT:
Perform the zero point calibration and sensitivit ...
Other materials:
Fail-safe Chart
FAIL-SAFE CHART
1. FAIL SAFE OPERATION
If there is a problem with any sensor signals or hydraulic brake booster
systems, the skid control ECU prohibits the power supply to the actuator
in the hydraulic brake booster and informs the ECM of VSC system failure.
The hydraulic brake b ...
Steering Pad Switch Circuit
DESCRIPTION
This circuit sends an operation signal from the steering pad switch assembly
to the navigation receiver assembly.
If there is an open in the circuit, the audio system cannot be operated using
the steering pad switch assembly.
If there is a short in the circuit, the same condition ...
Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
1. DESCRIPTION
HINT:
A momentary interruption (open circuit) in the connectors and/or wire harness
between the sensors and ECUs can be detected through the ECU data monitor function
of the Techstream.
(a) Turn the ignition switch off.
(b) Connect the Techstre ...
