Toyota Sienna Service Manual: Problem symptoms table

Customize parameters

1. Seat Belt Buzzer ON/OFF Setting The seat belt buzzer ON/OFF setting, which is a setting of the buzzer function of the combination meter, can disable the driver side seat belt buzzer and front p ...

Terminals of ECU

1. COMBINATION METER ASSEMBLY *1: with Power Rear No. 2 Seat with Stowing Function *2: with Theft Deterrent System  Waveform 1 (Reference) : Using an oscilloscope: OK ...

Other materials:

How to proceed with troubleshooting
HINT:  Use this procedure to troubleshoot the engine immobiliser system.  The intelligent tester should be used in steps 4, 5 and 7. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK 3 CRANK ENGINE FOR MORE THAN 10 SECONDS 4 CHECK FOR DTC C ...

How to proceed with troubleshooting
HINT: Troubleshoot in accordance with the procedures on the following pages. 1 VEHICLE BROUGHT TO WORKSHOP 2 DTC CHECK Check for DTCs and make a note of the code that is output (See page MP-14). Delete the DTC. Check if the DTC is output once again when the problem symptom is simulat ...

Wiper Signal Circuit
DESCRIPTION The distance control ECU detects wiper operation. If the windshield wipers operate in the HI or LO mode, the cruise control is canceled and the warning sound "pong" is emitted once. In addition, the following warnings will continue until the cruise control main switch is ...