Parts Location
PARTS LOCATION
ILLUSTRATION
*1 |
INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - P/SEAT FUSE |
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ILLUSTRATION
*1 |
LUMBAR SUPPORT ADJUSTER ASSEMBLY LH |
*2 |
FRONT LUMBAR POWER SEAT SWITCH |
System Diagram
SYSTEM DIAGRAM
Operation Check
OPERATION CHECK
CHECK POWER SEAT FUNCTION
(a) Check the basic functions.
*a |
Lumbar Support Adjustment Function |
(1) Operate the front lumber power seat switch and check the lumbar support adjustment function operates properly:
CHECK LUMBAR SUPPORT ADJUSTMENT MOTOR
(a) Check the PTC operation inside the lumbar support adjustment motor.
NOTICE:
The inspection should be performed with the seat installed to the vehicle.
(1) Operate the front lumbar power seat switch and move the lumbar support to either the foremost or rearmost position. Keep the seat in that position for approximately 60 seconds.
(2) Operate the front lumbar power seat switch again and continue to try to move the lumbar support in the same direction as in the previous step. Measure the time until the current is shut off (motor operation sound stops).
Standard:
4 to 90 seconds
(3) After the current is shut off, release the front lumbar power seat switch and wait for approximately 60 seconds.
(4) Operate the front lumbar power seat switch and move the lumbar support in the opposite direction. Check that the motor operates.
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
Link |
---|---|---|
Lumbar support adjustment function does not operate |
Front lumbar power seat switch |
|
Lumbar support adjuster assembly LH |
|
|
Wire harness or connector |
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Toyota CH-R Service Manual > Smart Key System(for Start Function): Terminals Of Ecu
TERMINALS OF ECU
CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Disconnect the M66, M67 and F1 certification ECU (smart key ECU assembly)
connectors.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on the wire harness sid ...
Toyota CH-R Service Manual > Continuously Variable Transaxle Assembly(when Using The Engine Support Bridge): Components
COMPONENTS
ILLUSTRATION
*1
NO. 1 ENGINE UNDER COVER
*2
REAR ENGINE UNDER COVER LH
*3
REAR ENGINE UNDER COVER RH
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N*m (kgf*cm, ft.*lbf): Specified torque
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