B2790

THEFT DETERRENT / KEYLESS ENTRY: ENGINE IMMOBILISER SYSTEM (w/ Smart Key System): B2790: ID BOX EEPROM Malfunction

DTC B2790 - ID BOX EEPROM Malfunction

DESCRIPTION

This DTC is output when the ID code box (immobiliser code ECU) detects an internal malfunction.






INSPECTION PROCEDURE
NOTE: If the ID code box (immobiliser code ECU) is replaced, register the ECU code and ECU communication ID Engine Immobiliser System (W/ Smart Key System).

PROCEDURE

1. REPLACE ID CODE BOX (IMMOBILISER CODE ECU)
(a) Replace the ID code box (immobiliser code ECU) Removal.
NEXT -- Continue to next step.
2. ECU CODE REGISTRATION
(a) Register the ECU code Engine Immobiliser System (W/ Smart Key System).
NEXT -- Continue to next step.
3. ECU COMMUNICATION ID REGISTRATION
(a) Register the ECU communication ID Engine Immobiliser System (W/ Smart Key System).
NEXT -- END (ID CODE BOX (IMMOBILISER CODE ECU) IS DEFECTIVE)