Toyota Sienna Service Manual: 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 airbag connector, take care not to damage the airbag wire harness.
- Connect the horn connector.
- Confirm that the circumference groove of the "torx" screw fits in the screw case, and place the steering pad onto the steering wheel assembly.
- Using a "torx" socket wrench (T30), tighten the 2
"torx" screws.
Torque: 8.8 N*m (90 kgf*cm, 78 in.*lbf)
2. INSTALL STEERING WHEEL NO.3 COVER LOWER
- Install the steering wheel No.3 cover lower.
3. INSTALL STEERING WHEEL NO.2 COVER LOWER
- Install the steering wheel No.2 cover lower.
4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
5. INSPECT STEERING PAD
- With the steering pad installed on the vehicle, perform a visual check. If there are any defects as mentioned below, replace the steering pad with a new one: Cuts, minute cracks or marked discoloration on the steering pad top surface or in the grooved portion.
- Make sure that the horn sounds.
HINT: If the horn does not sound, inspect the horn system.
6. PERFORM INITIALIZATION
- Perform initialization.
HINT: Some systems need initialization when disconnecting the cable from the negative battery terminal.
7. INSPECT SRS WARNING LIGHT
- Inspect the SRS warning light
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 th ...
Disposal
HINT:
When scrapping a vehicle equipped with the SRS or
disposing of the steering pad, be sure to deploy the airbag
first in accordance with the procedure described below. If any
abnormality occur ...
Other materials:
Disassembly
1. REMOVE REAR NO. 2 SEAT COVER BEZEL
Remove the 5 screws.
Disengage the 5 claws and remove the rear No. 2
seat cover bezel.
2. REMOVE REAR SEAT RECLINING COVER LH
Remove the 2 screws.
Disengage the claw and remove the rear seat
reclining cover LH.
...
Reassembly
1. INSTALL MAGNETIC CLUTCH ASSEMBLY
(a) Install the magnetic clutch stator while aligning the
protrusion on the stator with the notch on the air
compressor assembly as shown in the illustration.
(b) Using a snap ring expander, install a new snap ring
with the chamfered side facing up.
...
Magnetic clutch relay
ON-VEHICLE INSPECTION
1. INSPECT MAGNETIC CLUTCH RELAY
(a) Remove the magnetic clutch relay.
(b) Measure the resistance according to the value(s) in
the table below.
Standard resistance
If the resistance is not as specified, replace the
magnetic clutch relay. ...
