Toyota 4Runner: 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 listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Sliding function and tilt function do not operate |
Refer to "Sliding Roof ECU Power Source Circuit" |
|
|
Refer to "Sliding Roof Control Switch Circuit" |
|
|
|
Either sliding function or tilt function does not operate |
Refer to "Sliding Roof Control Switch Circuit" |
|
|
Key-off operation does not operate |
Front door courtesy light switch assembly LH |
|
|
Main body ECU (multiplex network body ECU) |
|
|
|
Sliding roof drive gear sub-assembly (sliding roof ECU) |
|
|
|
Wireless transmitter-linked operation does not operate |
Refer to "Wireless Door Lock Control System (w/o Smart Key System)" |
|
|
Refer to "Wireless Door Lock Control System (w/ Smart Key System)" |
|
|
|
Refer to "Power Window Control System" |
|
|
|
Sliding roof drive gear sub-assembly (sliding roof ECU) |
|
|
|
Key-linked operation does not operate |
Refer to "Power Door Lock Control System" |
|
|
Refer to "Power Window Control System" |
|
|
|
Sliding roof drive gear sub-assembly (sliding roof ECU) |
|
|
|
Jam protection function does not operate |
Glass position initialization |
|
|
Sliding roof drive gear sub-assembly (sliding roof ECU) |
|
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Initialization
INITIALIZATION
1. INITIALIZE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY
NOTICE:
Before starting this operation, make sure that the guide rails are not
deformed and there is no foreign object ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU)
(a) Disconnect the S10 sliding roof drive gear sub-assembly connector.
(b) Measure the resistance and voltage acc ...
Other materials about Toyota 4Runner:
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Smart Key / Trouble Codes.
(e) Check for DTCs.
2. CLEAR DTC
(a) Conn ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
The ECM is connected to the CAN communication system. Therefore, before
starting troubleshooting, make sure to check that there is no trouble in
the CAN communication system.
*: Use the Techstream.
PRO ...
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