Toyota Sienna Service Manual: 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 PROBLEM SYMPTOMS TABLE
- Refer to the problem symptoms table
9 BASED ON THE MALFUNCTION SYMPTOM, PERFORM TROUBLESHOOTING BELOW
- Terminals of ECU
10 ADJUST, REPAIR OR REPLACE
11 CONFIRMATION TEST
END
System description
1. GENERAL
To assist the driver with parking the vehicle by
displaying an image of the area behind the vehicle,
this system has a television camera mounted on the
luggage compartment d ...
Problem symptoms table
Before inspecting the suspected areas listed in the table
below, check the fuse and relay.
Before inspecting the suspected areas listed in the table
below, check the DTCs.
Metho ...
Other materials:
No Signal from Transmitter ID1
DESCRIPTION
The tire pressure warning valve and transmitters that are installed in the
tire and wheel assemblies
measure the air pressure of the tires. The measured values are transmitted to
the tire pressure warning
antenna and receiver on the body as radio waves and then sent to the tir ...
Engine Immobiliser System Malfunction
DTC B2799 Engine Immobiliser System Malfunction
DESCRIPTION
This DTC is output when the ECM detects errors in communication between the
transponder key ECU
and the ECM, or in the communication lines. This DTC is also output when an
engine start is attempted
while the ECU communication ID bet ...
Precaution
1. INITIALIZATION
NOTICE:
Perform RESET MEMORY (AT initialization) when
replacing the automatic transaxle assembly, engine
assembly or ECM (See page AX-16).
Perform REGISTRATION (VIN registration) when
replacing the ECM (See page ES-15).
HINT:
Initializatio ...
