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 |
|---|---|---|
|
Climate control seat system does not operate |
Refreshing seat switch |
|
|
Harness or connector |
- |
|
|
Seat heater LH does not operate |
Refreshing seat switch |
|
|
Seat heater control sub-assembly LH |
|
|
|
Front seat cushion heater assembly LH |
|
|
|
Front seatback heater assembly LH |
|
|
|
Harness or connector |
- |
|
|
Seat heater RH does not operate |
Refreshing seat switch |
|
|
Seat heater control sub-assembly RH |
|
|
|
Front seat cushion heater assembly RH |
|
|
|
Front seatback heater assembly RH |
|
|
|
Harness or connector |
- |
|
|
One or both blowers do not operate (LH) |
Refreshing seat switch |
|
|
Seat cushion climate control blower LH |
- |
|
|
Seatback climate control blower LH |
- |
|
|
Air conditioning amplifier assembly |
|
|
|
Harness or connector |
- |
|
|
One or both blowers do not operate (RH) |
Refreshing seat switch |
|
|
Seat cushion climate control blower RH |
- |
|
|
Seatback climate control blower RH |
- |
|
|
Air conditioning amplifier assembly |
|
|
|
Harness or connector |
- |
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Operation Check
OPERATION CHECK
1. CHECK SEAT CUSHION CLIMATE CONTROL BLOWER
(a) Turn the engine switch on (IG).
(b) Set the refreshing seat switch blower side to level 3 (maximum).
(c) Check that the fan motor t ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT SEAT HEATER CONTROL SUB-ASSEMBLY LH
(a) Disconnect the b24 seat heater control sub-assembly LH connector.
...
Other materials about Toyota 4Runner:
Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for both the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE
1. REMOVE UPPER RADIATOR SUPPORT SEAL
2. REMOVE FRONT FENDER MAIN SEAL LH
3. REMO ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT BRAKE BOOSTER ASSEMBLY
(a) Airtightness check
(1) Start the engine and stop it after 1 or 2 minutes. Slowly depress
the brake pedal several times.
If the pedal can be depressed to the floor the f ...
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