Toyota 4Runner: 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 turns smoothly.
2. CHECK SEATBACK 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 turns smoothly.
3. CHECK SEAT HEATER
(a) Turn the engine switch on (IG).
(b) When the refreshing seat switch is turned on, check that the indicator light illuminates, and that the seat surface warms up in approximately 5 minutes.
(c) When the refreshing seat switch's volume switch is operated, check that the seat surface temperature changes.
System Diagram
SYSTEM DIAGRAM
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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 lis ...
Other materials about Toyota 4Runner:
Air Conditioning Compressor Magnetic Clutch Circuit
DESCRIPTION
When the air conditioning amplifier assembly is turned on, a magnet clutch assembly
ON signal is sent from the MGC terminal of the air conditioning amplifier assembly.
Then, the A/C COMP relay turns on to operate the magnet clutch assembly.
W ...
Noise Occurs
PROCEDURE
1.
NOISE CONDITION
(a) Check from which direction the noise comes (front left or right, or rear
left or right).
OK:
The location of the noise source can be determined.
NG
GO TO STEP 3
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