Toyota Sienna Service Manual: How to proceed with troubleshooting
- Operation flow
- Customer problem analysis
- Symptom confirmation and diagnostic trouble code
- Symptom simulation
- Diagnostic trouble code chart
- Problem symptoms table
- Circuit inspection
Check and replace ecu
NOTICE: • The connector should not be disconnected from
the ECU. Perform the inspection from the
backside of the connector on the wire harness
side.
• When no measuring condition is s ...
Operation flow
HINT:
Perform troubleshooting in accordance with the
procedures below. The following is an outline of basic
troubleshooting procedures. Confirm the troubleshooting
procedures for the circuit you a ...
Other materials:
Open in Driver Side Squib 2nd Step Circuit
DTC B1181/18 Open in Driver Side Squib 2nd Step Circuit
DESCRIPTION
The driver side squib 2nd step circuit consists of the center airbag sensor
assembly, the spiral cable and
the steering pad.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B1181/18 is reco ...
Adjustment
HINT:
On the RH side, use the same procedures as on the LH
side.
Since a centering bolt is used as door hinge mounting
bolts on the body side and the door side, the door cannot
be adjusted with them on. Substitute a bolt with a washer
for the centering bolt.
1. INSPECT BACK DOOR PAN ...
Disassembly
1. REMOVE NO. 1 HEADLIGHT BULB (HALOGEN HEADLIGHT)
Turn in the direction indicated by the arrow and
remove the No. 1 headlight bulb.
2. REMOVE DISCHARGE HEADLIGHT BULB (DISCHARGE HEADLIGHT)
Turn in the direction indicated by the arrow and
disconnect the socket.
...
