Toyota Sienna Service Manual: Engine immobiliser

Security horn assembly

INSPECTION 1. INSPECT SECURITY HORN ASSEMBLY  Check operation of the horn. Standard If the result is not a ...

Engine immobiliser system

PARTS LOCATION SYSTEM DESCRIPTION The engine immobiliser system has been designed to prevent the vehicle from being stolen. This system uses a transponder key ECU that stores the key code of t ...

Other materials:

Throttle Actuator Control Motor Circuit
DESCRIPTION The throttle actuator is operated by the ECM and opens and closes the throttle valve using gears. The opening angle of the throttle valve is detected by the Throttle Position (TP) sensor, which is mounted on the throttle body. The TP sensor provides feedback to the ECM. This ...

Manual Up / Down and Auto Down Function does not Operate on Driver Side
DESCRIPTION If the manual UP/DOWN function does not operate, no power may be supplied to the power window master switch or the power window motor. The power window master switch itself or the wire harness may be malfunctioning. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT FUSE (P/W) ...

Evaporator temperature sensor (for rear air conditioning system)
ON-VEHICLE INSPECTION 1. INSPECT REAR A/C EVAPORATOR TEMPERATURE SENSOR (a) Remove the rear evaporator temperature sensor. (b) Disconnect the connector from the rear evaporator temperature sensor. (c) Measure the resistance according to the value(s) in the table below. Standard re ...