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:

Customize parameters
HINT: The following items can be customized. NOTICE:  After confirming whether the items requested by the customer are applicable or not for customization, perform the customize operation.  Be sure to record the current settings before customizing.  When troubleshootin ...

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 ...

System check
HINT: Performing a SYSTEM CHECK enables the system, which consists of the multiple actuators, to be operated without removing any parts. In addition, it can show whether or not any DTCs are set, and can detect potential malfunctions in the system. The SYSTEM CHECK can be performed with an inte ...