Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM
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System Description
SYSTEM DESCRIPTION IMMOBILISER SYSTEM DESCRIPTION
The immobiliser system is designed to prevent the vehicle from being stolen. This system uses the transponder key ECU assembly that stores the key I
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the immobiliser system.
*: Use the GTS.
PROCEDURE
1. VEHICLE BROUGHT TO WORKSHOP
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Registration
REGISTRATION PROCEDURE 1. REPAIR INSTRUCTION
NOTICE: PRECAUTION WHEN REPLACING PARTS
Code registration is necessary when any of the following parts is replaced with a new one. After replacing a
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Removal
REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 REAR ENGINE UNDER COVER RH
51443C -
- -
2 OIL PRESSURE AND TEMPERATURE SENSOR
89448D
- -
★ Precoated part
- -
New Key cannot be Registered
DESCRIPTION If a new electrical key transmitter sub-assembly could not be registered, wave interference or a malfunction of the certification ECU (smart key ECU assembly), electrical key transmitter sub-assembly, ID code box (immobiliser code ECU), electrical key and tire pressure monitoring system
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