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:

Room temperature sensor (for rear air conditioning system)
ON-VEHICLE INSPECTION 1. INSPECT REAR A/C ROOM TEMPERATURE SENSOR (a) Remove the rear A/C room temperature sensor. (b) Disconnect the connector from the rear A/C room temperature sensor. (c) Measure the resistance according to the value(s) in the table below. Standard resistance NOTI ...

Installation
1. INSTALL CRANKSHAFT POSITION SENSOR  Apply a light coat of engine oil to the O-ring on the crankshaft position sensor.  Install the crankshaft position sensor with the bolt. Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf)  Connect the crankshaft position sensor connector. ...

Readiness monitor drive pattern
1. PURPOSE OF READINESS TESTS  The On-Board Diagnostic (OBD II) system is designed to monitor the performance of emissionrelated components, and indicate any detected abnormalities with DTCs (Diagnostic Trouble Codes). Since various components need to be monitored in different d ...