Toyota Sienna Service Manual: On-vehicle inspection
1. INSPECT CENTER AIRBAG SENSOR ASSEMBLY (VEHICLE NOT INVOLVED IN COLLISION)
- Perform a diagnosis system check.
2. INSPECT CENTER AIRBAG SENSOR ASSEMBLY (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS NOT DEPLOYED)
- Perform a diagnosis system check.
3. INSPECT CENTER AIRBAG SENSOR ASSEMBLY (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS DEPLOYED)
- Replace the center airbag sensor assembly.
CAUTION: Be sure to follow the correct removal and installation procedures. HINT: The center airbag sensor assembly should be replaced after any of the airbags has deployed, as it has been subjected to the impact
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:
DTC check / clear
1. CHECK DTC (USING INTELLIGENT TESTER)
Checking DTCs.
Connect the intelligent tester to the DLC3.
Turn the ignition switch ON.
Read DTCs by following the prompts on the
tester screen.
HINT:
Refer to the intelligent tester operator's manual
for further deta ...
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 defects as
mentioned below, replace the steering pad with a
new one:
Cuts, minute cracks or ...
Multiplex Communication Circuit
DESCRIPTION
INSPECTION PROCEDURE
1 GO TO CAN COMMUNICATION SYSTEM
(a) Refer to the CAN communication system (See page CA-
7).
(b) If the CAN communication system is operating normally,
proceed to the next step.
2 GO TO MULTIPLEX COMMUNICATION SYSTEM (BEAN)
(a) Refer to the multiplex com ...
