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:

Changing the rear setting
Adjusting the temperature setting Press the “REAR” button (indicator and rear temperature on the display on). Turn the “REAR TEMP” dial clockwise to increase the temperature and counterclockwise to decrease the temperature. The air conditioning system switches between individual ...

Radio Broadcast cannot be Received or Poor Reception
INSPECTION PROCEDURE 1 CHECK RADIO RECEIVER Check the radio's automatic station search function.  Check the radio's automatic station search function by activating it. OK: The radio's automatic station search function works properly. 2 CONFIRM MODEL Result 3 INSPECT RADIO ...

Catalyst System Efficiency Below Threshold
DTC P0420 Catalyst System Efficiency Below Threshold (Bank 1) DTC P0430 Catalyst System Efficiency Below Threshold (Bank 2) MONITOR DESCRIPTION The ECM uses the sensors mounted in front of and behind the three-way catalyst (TWC) to monitor its efficiency. The first sensor, an Air Fuel ratio ...