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6E–226 ENGINE DRIVEABILITY AND EMISSIONS DIAGNOSTIC TROUBLE CODE (DTC) P1649 IMMOBILIZER FUNCTION NOT PROGRAMMED Condition for setting the DTC and action taken when the DTC sets Circuit Description The ECM decides whether that is an abnomality in the Diagnostic Aids Check for the following conditions: • Poor connection at ECM and Immobilizer-Inspect harness connectors for backed out terminals, improper mating, broken locks, improperly formed or • Damaged harness Inspect the wiring harness for damage, If the harness appears to be OK, disconnect Code Type DTC Name DTC Setting Condition Fail-Safe (Back Up) P1649 - Immobilizer Function Not Programmed Immobilizer function is not programmed in the ECM. 1. Engine does not start. |