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:
Pressure Control Solenoid "C" Electrical (Shift
Solenoid Valve SL3)
DESCRIPTION
Shifting from 1st to 5th is performed in combination with "ON" and "OFF"
operation of the shift solenoid
valves SL1, SL2, SL3, S4 and SR which are controlled by the ECM. If an open or
short circuit occurs in
either of the shift solenoid valves, the ECM controls ...
AVC-LAN Circuit
DESCRIPTION
Each unit of the audio system connected to the AVC-LAN (communication bus)
transfers the signal of
each switch by communication.
When a short to +B or short to ground occurs in this AVC-LAN, the audio system
will not function normally
as the communication is discontinued.
INSP ...
GPS Receiver Error
DTC 58-11 GPS Receiver Error
DTC 80-11 GPS Receiver Error
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
58-11
RTC, ROM, and RAM of the GPS receiver and
TCXO error
GPS receiver is failed
Radio and navigation assembly ...
