Toyota Sienna Service Manual: Removal
1. PRECAUTION
CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION: Wait for 90 seconds after disconnecting the cable to prevent the airbag working.
3. REMOVE STEERING WHEEL NO.3 COVER LOWER
- Using a screwdriver, remove the steering wheel No.3 cover lower.
HINT: Tape up the screwdriver tip before use.
4. REMOVE STEERING WHEEL NO.2 COVER LOWER
- Using a screwdriver, remove the steering wheel No.2 cover lower.
HINT: Tape up the screwdriver tip before use.
5. REMOVE STEERING PAD
- Using a "torx" socket wrench (T30), loosen the 2 "torx" screws until the groove along the screw circumference catches on the screw case.
- Pull out the steering pad from the steering wheel
assembly and support the steering pad with one
hand as shown in the illustration.
NOTICE: When removing the steering pad, do not pull the airbag wire harness.
- Disconnect the horn connector.
- Disconnect the 2 connectors from the steering pad.
NOTICE: When handling the airbag connector, take care not to damage the airbag wire harness.
- Remove the steering pad.
On-vehicle inspection
1. INSPECT STEERING PAD (VEHICLE NOT INVOLVED IN COLLISION)
Perform a diagnostic system check.
With the steering pad installed on the vehicle,
perform a visual check. If there are any defe ...
Installation
1. INSTALL STEERING PAD
Support the steering pad with one hand as shown in
the illustration.
Connect the 2 connectors to the steering pad.
NOTICE:
When handling the airba ...
Other materials:
Jam Protection Function Activates During Power Back Door Operation
DESCRIPTION
It may be caused by ill-fitting back door, faulty touch sensor or
faulty pulse sensor.
The power back door ECU activates the back motor to open / close
the power back door, thus
controlling the power back door operation. For jam and foreign object
detection, the power ba ...
Removal
1. Remove windshield wiper motor assembly
hint:
(see page ww-4)
2. Remove front outer cowl top panel subassembly
(see page em-27)
3. Drain engine coolant (see page co-6)
4. Remove v-bank cover sub-assembly (see
page em-28)
5. Remove no. 2 Air cleaner inlet (see page em-
28)
6. Remove no. 1 ...
Air Conditioning Compressor Magnetic Clutch Circuit
DESCRIPTION
When the A/C amplifier is turned on, a magnetic clutch ON signal is sent from
the MGC terminal of the A/
C amplifier. Then, the MG CLT relay turns on to operate the magnetic clutch.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK CAN COMMUNICATION SYSTEM
(a) Use the intelligent t ...
