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 the intelligent tester. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS (a) Confirm problem symptoms 3 CHECK MULTIPLEX COMMUNICATION SYSTEM* Check if the multiplex communication system DTC is output. HINT: The center airbag sensor assembly of this system ...

Installation
1. INSTALL ACCELERATOR PEDAL ROD NOTICE:  Avoid physical shock to the accelerator pedal assembly.  Do not disassemble the accelerator pedal assembly.  Install the accelerator pedal rod with the 2 nuts. Torque: 4.9 N*m (50 kgf*cm, 43 in.*lbf)  Connect the ...

Transmission Range Sensor Circuit Malfunction (PRNDL Input)
DESCRIPTION The park/neutral position switch detects the shift lever position and sends signals to the ECM. HINT: After confirming DTC P0705, use the intelligent tester to confirm the PNP switch signal in the ALL menu (to reach the ALL menu: DIAGNOSIS / ENHANCED OBD II / DATA LIST / ...