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:
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK
BODY ECU)
(a) Remove the main body ECU (multiplex network body ECU) (See page
).
(b) Measure the voltage and resistance according to the value(s) in the ...
System Description
SYSTEM DESCRIPTION
1. PUSH-BUTTON START DESCRIPTION
(a) The push-button start function uses a push-type engine switch, which the
driver can operate by merely carrying the key. This system consists primarily of
the power management control ECU, engine swi ...
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