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:

Oxygen (A/F) Sensor Heater Control Circuit
HINT Although the DTC titles say the oxygen sensor, these DTCs relate to the Air-Fuel Ratio (A/F) sensor. Sensor 1 refers to the sensor mounted in front of the Three-Way Catalytic Converter (TWC) and located near the engine assembly. DESCRIPTION Refer to DTC P2195 (See page ES- ...

Mass or Volume Air Flow Circuit Range / Performance Problem
DESCRIPTION Refer to DTC P0100 (See page ES-116). MONITOR DESCRIPTION The MAF meter is a sensor that measures the amount of air flowing through the throttle valve. The ECM uses this information to determine the fuel injection time and to provide an appropriate air-fuel ratio. Insi ...

Adjustment
1. INSPECT SHIFT LEVER POSITION (a) When shifting from P to R position only with ignition switch ON and brake pedal, make sure that the shifting lever moves smoothly and can be moderately operated. (b) When starting engine, make sure that the vehicle moves forward when shifting from N to D p ...