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:

Inspection
1. INSPECT PURGE VSV (a) Measure the resistance of the purge VSV. Standard resistance If the result is not as specified, replace the purge VSV. (b) Check the operation of the purge VSV. (1) Check that air does not flow from port E to port F. (2) Apply battery voltage across t ...

Power back door drive unit
INSPECTION 1. INSPECT POWER BACK DOOR DRIVE UNIT Remove the unit. Apply battery voltage to the terminals and check the motor operation. Standard If the result is not as specified, replace the drive unit. Check the resistance of the clutch terminals. Resistance If th ...

Insufficient Coolant Temperature for Closed Loop Fuel Control
DESCRIPTION Refer to DTC P0115 (See page ES-133). MONITOR DESCRIPTION The resistance of the ECT sensor varies in proportion to the actual ECT. The ECM supplies a constant voltage to the sensor and monitors the signal output voltage of the sensor. The signal voltage output varies acc ...