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:

Automatic Light Control Sensor Circuit
DESCRIPTION The Multiplex network body ECU receives the signal from the automatic light control sensor. HINT: DTC code is output when malfunction of automatic light control sensor or open or short of automatic light control sensor circuit occurs. WIRING DIAGRAM INSPECTION PROCEDURE ...

Removal
1. REMOVE BATTERY 2. REMOVE AIR CLEANER ASSEMBLY HINT: (See page EM-26) 3. REMOVE SPEED SENSOR (NT SENSOR) (a) Disconnect the speed sensor connector. (b) Remove the bolt and speed sensor. 4. REMOVE SPEED SENSOR (NC SENSOR) (a) Disconnect the speed sensor connector. (b) Remove th ...

Compressor Lock Sensor Circuit
DTC B1422/22 Compressor Lock Sensor Circuit SYSTEM DESCRIPTION The ECM sends an engine speed signal to the A/C amplifier via CAN communication and BEAN communication. The A/C amplifier reads the difference between compressor speed and engine speed. When the difference becomes too large, t ...