Toyota Sienna Service Manual: Front power seat lumbar switch
Inspection
1. INSPECT FRONT POWER SEAT LUMBAR SWITCH
- Measure the resistance according to the value(s) in the table below.
Standard resistance
If the result is not as specified, replace the switch.
Front seat frame with adjuster
Inspection
1. INSPECT FRONT SEAT ADJUSTER SUB-ASSEMBLY LH
Check operation of the seat frame (slide motor).
Check if the seat frame moves smoothly when
the battery is conne ...
Lumbar support adjuster assembly
INSPECTION
1. INSPECT LUMBAR SUPPORT ADJUSTER ASSEMBLY
Check operation of the lumbar support adjuster
motor.
Check if the lumbar support adjuster moves
smoothly when the ...
Other materials:
Data list / active test
HINT:
By accessing the DATA LIST displayed on the intelligent
tester, you can perform such functions as reading the values
of switches and sensors without removing any parts. Reading
the DATA LIST as the first step in troubleshooting is one
method to shorten labor time.
1. DATA LIST FOR CENTER ...
Adjusting the set speed
To change the set speed, operate the lever until the desired set speed
is displayed.
Increases the speed
Decreases the speed
Fine adjustment: Momentarily
move the lever in the desired direction.
Large adjustment: Hold the lever in
the desired direction.
In the vehicle-to-vehicl ...
Fuel pump shut off
system
To minimize the risk of fuel leakage when the engine stalls or
when an airbag inflates upon collision, the fuel pump shut off
system stops the supply of fuel to the engine.
Follow the procedure below to restart the engine after the system is
activated.
Vehicles without a smart key system
...
