Toyota Corolla Cross: Transponder Key Ecu
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REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 AIR CONDITIONER UNIT ASSEMBLY
- -
- -
2 TRANSPONDER KEY
INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 TRANSPONDER KEY ECU ASSEMBLY
89780 -
- -
2 AI
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DIAGNOSIS SYSTEM
DESCRIPTION
The main body ECU (multiplex network body ECU) and certification ECU (smart key
ECU assembly) control the LIN communication system. LIN communication system data
and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector
3 (DLC3).
When the s
VEHICLE CONTROL HISTORY
NOTICE:
Replacing or repairing related components may cause vehicle control history codes to be stored.
When checking the vehicle control history, make sure to record the output histories. Then, clear the histories and recheck the output histories again.
CHECK
Removal
Diagnosis System
