Toyota 4Runner: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- The wireless door lock control system troubleshooting procedures are based on the premise that the power door lock control system is operating normally. Check the power door lock control system first before troubleshooting the wireless door lock control system.
- Use these procedures to troubleshoot the wireless door lock 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 FOR DTC* |
(a) Check for DTCs and note any codes that are output (See page
.gif)
).
(b) Clear the DTCs (See page ).
(c) Recheck for DTCs (See page ). Based on the
DTCs output above, try to force output of the same CAN communication system DTC,
LIN communication system DTC or wireless door lock control system DTC by reproducing
the symptoms indicated by the DTC.
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
CAN communication system DTC is output |
B |
|
LIN communication system DTC is output |
C |
|
Wireless door lock control system DTC is output |
D |
| B | .gif) |
GO TO CAN COMMUNICATION SYSTEM |
| C | |
GO TO LIN COMMUNICATION SYSTEM |
| D | |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
|
4. |
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 6 |
|
|
5. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Operation Check (See page ).
(b) Terminals of ECU (See page ).
(c) Data List / Active Test (See page ).
|
|
6. |
REPAIR OR REPLACE |
|
|
7. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
Certification ECU
Main body ECU
Door unl ...
Customize Parameters
CUSTOMIZE PARAMETERS
1. CUSTOMIZING FUNCTION WITH TECHSTREAM
NOTICE:
When the customer requests a change in a function, first make sure that
the function can be customized.
Be sure ...
Other materials about Toyota 4Runner:
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 FRONT DOOR INSIDE LOCKING CABLE ASSEMBLY LH
2. INSTALL FRONT DOOR LOCK REM ...
Installation
INSTALLATION
PROCEDURE
1. CONNECT NO. 2 STEERING INTERMEDIATE SHAFT SUB-ASSEMBLY
(a) Align the matchmarks on the No. 2 steering intermediate shaft and power steering
gear.
(b) Install the bolt.
Torque:
36 N·m {367 kgf·cm, 27 ft·lbf}
2. INSTALL NO. ...
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