Toyota 4Runner: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use the following procedure to troubleshoot the front power seat control system.
- *: Use the Techstream.
PROCEDURE
|
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
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|
2. |
INSPECT BATTERY VOLTAGE |
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
|
|
3. |
CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning
normally (See page .gif)
).
|
Result |
Proceed to |
|---|---|
|
CAN DTC is not output |
A |
|
CAN DTC is output |
B |
| B | .gif) |
GO TO CAN COMMUNICATION SYSTEM |
|
|
4. |
CHECK DTC OUTPUT* |
(a) Check for DTCs (See page ).
(b) Clear the DTCs (See page ).
(c) Recheck for DTCs (See page ).
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | |
GO TO STEP 7 |
|
|
5. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table (See page
).
|
Result |
Proceed to |
|---|---|
|
Fault is not listed in problem symptoms table |
A |
|
Fault is listed in problem symptoms table |
B |
| B | |
GO TO STEP 7 |
|
|
6. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Operation Check (See page )
(b) Data List / Active Test (See page )
(c) Terminals of ECU (See page )
|
|
7. |
REPAIR OR REPLACE |
|
|
8. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
ECM
Main Body ECU (Multiplex Network Body ECU)
...
Operation Check
OPERATION CHECK
1. CHECK FRONT POWER SEAT FUNCTION
(a) Check the basic functions.
Text in Illustration
*a
Sliding Function
*b
Front Vertical Func ...
Other materials about Toyota 4Runner:
Switching the display
Press .
Each time is pressed, the
display changes in the following order:
Track title → Track title/Artist name → Track title/Album name → Track
title/Elapsed time
About iPod
• Apple is not responsible for the operation of this device or its ...
Adjustment
ADJUSTMENT
PROCEDURE
1. VEHICLE PREPARATION FOR FOG LIGHT AIM ADJUSTMENT
(a) Prepare the vehicle:
Make sure that the vehicle has no damage or deformation around the headlights.
Fill the fuel tank.
Make sure that all of the different types ...
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