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:

Door Courtesy Switch Circuit
DESCRIPTION The Multiplex network body ECU detects the condition of the door courtesy switch assembly. WIRING DIAGRAM INSPECTION PROCEDURE 1 READ VALUE OF INTELLIGENT TESTER Connect the intelligent tester to DLC3.  Turn the ignition switch to ON and push the intelligent tester ...

Removal
1. PRECAUTION HINT: See page RS-1 2. DISCONNECT BATTERY NEGATIVE TERMINAL Wait for 90 seconds after disconnecting the battery terminal to prevent the airbag working. 3. PLACE FRONT WHEELS FACING STRAIGHT AHEAD 4. REMOVE STEERING WHEEL COVER LOWER NO.2 (See page RS-424) 5. REMOVE STEERING WH ...

Diagnostic trouble code chart
1. DTCS FOR AIRBAG SYSTEM If a malfunction code is displayed during the DTC check, check the circuit listed for the code in the table below (Proceed to the page listed for that circuit). HINT:  When the SRS warning light remains on and the DTC output is the normal system code, a volta ...