Toyota Sienna Service Manual: How to proceed with troubleshooting
1 VEHICLE BROUGHT TO WORK SHOP
2 CUSTOMER PROBLEM ANALYSIS
3 CHECK BODY MULTIPLEX COMMUNICATION SYSTEM
- Check for the DTC outputs.
4 DTC CHECK
5 DTC CHART
6 PROBLEM SYMPTOMS TABLE
7 TERMINAL OF ECU
8 CIRCUIT INSPECTION
9 IDENTIFICATION OF PROBLEM
10 REPAIR OR REPLACE
11 CONFIRMATION TEST
END
Parts location
...
Operation check
1. ILLUMINATED ENTRY SYSTEM OPERATION CHECK
The illuminated entry system is explained below:
Turn the ignition switch OFF, close all the doors,
and set them in the lock conditi ...
Other materials:
Removal
1. REMOVE FRONT WHEEL
2. REMOVE FRONT AXLE HUB LH NUT
HINT:
(See page AH-4)
SST 09930-00010
3. SEPARATE SPEED SENSOR FRONT LH
HINT:
(See page AH-4)
4. SEPARATE FRONT DISC BRAKE CALIPER
ASSEMBLY LH
HINT:
(See page AH-4)
5. REMOVE FRONT DISC
6. SEPARATE TIE ROD ASSEMBLY LH
HINT:
(See pa ...
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 ...
Initialization
1. RESET SLIDING ROOF MOTOR
If the AUTO operation function does not operate,
reset the sliding roof motor using any of the
following methods.
Press the sliding roof switch on the TILT UP side
and hold it until the sliding roof motor stops.
Then release the switch and leave it untou ...
