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Anti-Theft System (Immobilizer) DTCS: ECM

ECM DIAGNOSTIC TROUBLE CODE IDENTIFICATION

DTC Item Content of diagnosis Index No.
B1570 ANTENNA Faulty antenna Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1570 ANTENNA .
B1571 REFERENCE CODE INCOMPATIBILITY (IMMOBILIZER CONTROL MODULE TO ECM) Reference code incompatibility between body integrated unit and ECM Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1571 REFERENCE CODE INCOMPATIBILITY .
B1572 IMM CIRCUIT EXCEPT ANTENNA CIRCUIT Communication failure between body integrated unit and ECM Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1572 IMM CIRCUIT EXCEPT ANTENNA CIRCUIT .
B1574 KEY COMMUNICATION Communication failure between key and body integrated unit Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1574 KEY COMMUNICATION .
B1575 INCORRECT IMMOBILIZER KEY Incorrect immobilizer key (use of unregistered key in body integrated unit) Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1575 INCORRECT IMMOBILIZER KEY .
B1576 EGI CONTROL MODULE EEPROM ECM malfunctioning Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1576 EGI CONTROL MODULE EEPROM .
B1577 IMM CONTROL MODULE EEPROM Body integrated unit malfunctioning Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1577 IMM CONTROL MODULE EEPROM .
B1578 METER (Except for C0 and C5 models)
  • Reference code incompatibility between combination meter and body integrated unit
  • Communication failure between body integrated unit and ECM
Ref. to IMMOBILIZER (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1578 METER .
METER (C0 and C5 models)
  • Reference code incompatibility between body integrated unit and security control module
  • Communication failure between body integrated unit and ECM