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Immobilizer (ECM)

ECM DIAGNOSTIC TROUBLE CODE IDENTIFICATION

DTC Item Content of diagnosis Note
B1571 REFERENCE CODE INCOMPATIBILITY (IMMOBILIZER CONTROL MODULE TO ECM) Reference code mismatch occurs between keyless access Control Module (model without ID code box) or ID code box (model with ID code box) and ECM. Ref. to DTC B1571 REFERENCE CODE INCOMPATIBILITY (IMMOBILIZER CONTROL MODULE TO ECM) , Diagnostic Procedure with Diagnostic Trouble Code (DTC).
B1572 IMM CIRCUIT EXCEPT ANTENNA CIRCUIT Communication error occurs between keyless access Control Module (model without ID code box) or ID code box (model with ID code box) and ECM. Ref. to DTC B1572 IMM CIRCUIT EXCEPT ANTENNA CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC).
B1576 EGI CONTROL MODULE EEPROM ECM malfunctioning Ref. to DTC B1576 EGI CONTROL MODULE EEPROM , Diagnostic Procedure with Diagnostic Trouble Code (DTC).
B1577 IMM CONTROL MODULE EEPROM Malfunction occurs in keyless access Control Module (model without ID code box) or ID code box (model with ID code box). Ref. to DTC B1577 IMM CONTROL MODULE EEPROM , Diagnostic Procedure with Diagnostic Trouble Code (DTC).
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