CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
CUSTOMER PROBLEM ANALYSIS |
|
3. |
INSPECT BATTERY VOLTAGE |
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
|
4. |
CHECK CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Click here
Result |
Proceed to |
---|---|
CAN communication system DTCs are not output |
A |
CAN communication system DTCs are output |
B |
B | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
|
5. |
PROBLEM SYMPTOM CONFIRMATION |
|
6. |
CHECK DTC* |
(a) Check for DTCs.
Click here
Result |
Proceed to |
---|---|
DTCs are output |
A |
DTCs are not output (Problem symptom does not occur) |
B |
DTCs are not output (Problem symptom occurs) |
C |
B | ![]() |
GO TO STEP 8 |
C | ![]() |
GO TO STEP 9 |
|
7. |
DIAGNOSTIC TROUBLE CODE CHART |
(a) Refer to Diagnostic Trouble Code Chart.
Click here
NEXT | ![]() |
GO TO STEP 11 |
8. |
SYMPTOM SIMULATION |
(a) Refer to Symptom Simulation.
Click here
|
9. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
Result |
Proceed to |
---|---|
Fault is not listed in Problem Symptoms Table |
A |
Fault is listed in Problem Symptoms Table |
B |
B | ![]() |
GO TO STEP 11 |
|
10. |
OVERALL ANALYSIS AND TROUBLESHOOTING |
(a) Operation Check
Click here
(b) Terminals of ECU
Click here
(c) Data List / Active Test
Click here
|
11. |
CIRCUIT INSPECTION* |
|
12. |
IDENTIFICATION OF PROBLEM |
|
13. |
REPAIR OR REPLACE |
|
14. |
CONFIRMATION TEST* |
NEXT | ![]() |
END |
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the power window control
system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE
1. INSTALL REAR SPEAKER ASSEMBLY
(a) Install the rear speaker assembly with the 3 screws.
NOTICE:
Do not touch the cone part o ...
General Information
GENERAL INFORMATION
A large number of ECU controlled systems are used in the TOYOTA TACOMA.
In general, ECU controlled systems are considered to be very intricate,
requiring a high level of technical knowledge to troubleshoot. However,
most problem checking procedures only involv ...