Toyota Sienna Service Manual: Theft deterrent system

Theft deterrent

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System description

1. OUTLINE OF THEFT DETERRENT SYSTEM  When the theft deterrent system detects that the vehicle is being tampered with, the system sets off the alarm, causing the horns to sound and the li ...

Other materials:

Air-fuel ratio (a/f) and heated oxygen (ho2) sensor heater monitors (front a/f and rear ho2 sensor type)
(a) Preconditions The monitor will not run unless: The MIL is OFF. (b) Drive Pattern (1) Connect an intelligent tester to the DLC3. (2) Turn the ignition switch to the ON position. (3) Clear the DTCs. (4) Start the engine. (5) Allow the engine to idle for 10 minutes or more. ...

Ignition Switch Circuit
DESCRIPTION The Multiplex network body ECU receives the ACC and IG signals from the ignition switch. WIRING DIAGRAM INSPECTION PROCEDURE 1 READ VALUE OF INTELLIGENT TESTER Connect the intelligent tester to DLC3.  Turn the ignition switch ON and push the intelligent tester main ...

Front power seat lumbar switch
Inspection 1. INSPECT FRONT POWER SEAT LUMBAR SWITCH  Measure the resistance according to the value(s) in the table below. Standard resistance If the result is not as specified, replace the switch. ...