Toyota Sienna Service Manual: On-vehicle inspection
1. INSPECT FRONT PASSENGER AIRBAG ASSEMBLY (VEHICLE NOT INVOLVED IN COLLISION)
- Perform a diagnostic system check.
- With the front passenger airbag assembly installed on the vehicle, perform a visual check. If there are any defects as mentioned below, replace the instrument panel with a new one: Cuts, minute cracks or marked discoloration on the instrument panel around the front passenger airbag assembly.
2. INSPECT FRONT PASSENGER AIRBAG ASSEMBLY (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS NOT DEPLOYED)
- Perform a diagnostic system check.
- With the front passenger airbag assembly removed from the vehicle, perform a visual check. If there are any defects as mentioned below, replace the front passenger airbag assembly, instrument panel or instrument panel reinforcement with a new one:
- Cuts, minute cracks or marked discoloration on the front passenger airbag assembly.
- Cracks or other damage to the connectors.
- Deformation or cracks on the instrument panel or instrument panel reinforcement.
HINT: There should be no interference between the instrument panel and the front passenger airbag assembly.
CAUTION: Be sure to follow the correct removal and installation procedures.
Front passenger airbag assembly
COMPONENTS
...
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 ...
Other materials:
Disassembly
1. HOLD VANE PUMP ASSEMBLY
(a) Using SST, hold the vane pump assembly in a vise.
SST 09630-00014 (09631-00132)
2. REMOVE POWER STEERING SUCTION PORT UNION
(a) Remove the bolt and the power steering suction port
union from the vane pump front housing.
(b) Using a screwdriver, remove ...
Internal Control Module Random Access Memory
(RAM) Error
DTC P0604 Internal Control Module Random Access Memory
(RAM) Error
DESCRIPTION
The ECM continuously monitors its own internal memory status, internal
circuits, and output signals
transmitted to the throttle actuator. This self-check ensures that the ECM is
functioning properly. If any
malfu ...
Disassembly
HINT:
On the RH side, use the same procedures as on the LH side.
1. REMOVE FRONT DOOR LOWER FRAME BRACKET GARNISH LH
Using a screwdriver, disengage the clip and claw,
and remove the garnish.
HINT:
Tape the screwdriver tip before use.
2. REMOVE FRONT DOOR INSIDE HANDLE BEZEL PLUG LH
...
