Toyota Sienna Service Manual: Parts location
Precaution
1. PRECAUTION OF HEADLIGHT BULB
REPLACEMENT
When any defects such as deformation, crack, dent,
chipping, etc. are identified on the discharge
headlight (especially, on the light control ...
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 TERMINA ...
Other materials:
Error in Picture Circuit/ No Current in Back-light/ Excess Current in
Back-light
DTC 34-10 Error in Picture Circuit
DTC 34-11 No Current in Back-light
DTC 34-12 Excess Current in Back-light
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
34-10
Error in power supply system for picture circuit
Radio and navigation assembly
...
VSC Warning Light does not Come ON
DESCRIPTION
The skid control ECU is connected to the combination meter via CAN and
multiplex communications.
If the skid control ECU stores DTCs to shut down TRAC and VSC operation, the VSC
warning light comes
on in the combination meter.
WIRING DIAGRAM
Refer to VSC Warning Light Remains ...
How to proceed with
troubleshooting
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
3 CHECK AND CLEAR DTCs
Refer to the diagnostic check/clear
4 PROBLEM SYMPTOM CONFIRMATION
5 SYMPTOM SIMULATION
6 CHECK DTC
7 CHECK IF THE SAME SYMPTOM APPEARS IN THE NAVIGATION SYSTEM
Refer to the navigation system
8 PROBLE ...
