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:

Reassembly
1. INSTALL HEATER RADIATOR UNIT SUB-ASSEMBLY (a) Install the heater radiator unit sub-assembly to the air conditioning blower assembly. (b) Install the 2 O-rings to the heater water valve assembly. (c) Install the 3 screws and the heater water valve assembly. (d) Install the 2 s ...

Voice Recognition Difficulty
INSPECTION PROCEDURE 1 CHECK CONDITION Check if the system's voice recognition level is low by using only one particular voice. OK: System's voice recognition level is low with any voice. 2 CHECK MAP DISC Check that the map disc is not deformed or cracked. OK: No deformation ...

ECU Power Source Circuit
DESCRIPTION This circuit provides power to operate the theft deterrent (warning) ECU. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT FUSE (ECU-B) Remove the ECU-B fuse from the engine room J/B. Measure the resistance. Standard resistance: Below 1 Ω 2 CHECK INSTRUMENT PANEL ...