Toyota Highlander Service Manual: Inspection
1. INSPECT FRONT POWER SEAT SWITCH LH
(a) Check the resistance between the terminals when each switch is operated.
Standard: Slide switch
Driver's seat only: Front vertical switch
Driver's seat only: Rear vertical switch
Reclining switch
If the result is not as specified, replace the switch.
2. INSPECT FRONT POWER SEAT SWITCH RH
(a) Check the resistance between the terminals when each switch is operated.
Standard: Slide switch
Reclining switch
If the result is not as specified, replace the switch.
3. Driver's seat only: INSPECT POWER SEAT SWITCH ASSY (LUMBAR SUPPORT)
(a) Check the resistance between the terminals when the switch is operated.
Standard:
If the result is not as specified, replace the switch assy.
4. INSPECT FRONT SEAT ADJUSTER ASSY
(a) Check operation of the slide motor.
- Check if the motor rotates smoothly when the battery is connected to the slide motor connector terminals.
Standard:
If the result is not as specified, replace the slide motor
(b) Driver's seat only: Check operation of the front vertical motor.
- Check if the motor rotates smoothly when the battery is connected to the front vertical motor connector terminals.
Standard:
If the result is not as specified, replace the front vertical motor.
(c) Driver's seat only: Check operation of the rear vertical motor.
- Check if the motor rotates smoothly when the battery is connected to the rear vertical motor connector terminals.
Standard:
If the result is not as specified, replace the rear vertical motor.
d) Check operation of the reclining motor.
- Check if the motor rotates smoothly when the battery is connected to the reclining motor connector terminals.
Standard:
If the result is not as specified, replace the reclining motor.
5. Driver's seat only: INSPECT LUMBAR SUPPORT ADJUSTER ASSY
(a) Check operation of the lumbar support adjuster motor.
- Check if the motor rotates smoothly when the battery is connected to the lumbar support adjuster motor connector terminals.
Standard:
If the result is not as specified, replace the adjuster motor
On-vehicle inspection
1. CHECK POWER SEAT FUNCTION
(a) Check the basic functions.
Operate the power seat switches and check to
make sure each seat function works:
Sliding
Front vertical (driver's s ...
Front seat ASSY LH (power seat type)
COMPONENTS
OVERHAUL
CAUTION:
Wear safety gloves, because the cutting surfaces of the seatback
frame and seat adjuster may
injure your hand.
Work must be started at least 90 seconds afte ...
More about Toyota Highlander:
Utility vehicle feature
Specific design characteristics give it a higher center of gravity than
ordinary passenger cars. This vehicle design feature causes this
type of vehicle to be more likely to rollover. And, utility vehicles
have a significantly higher rollover rate than other types of vehicles.
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