The VIN check function is an addition to the immobilizer function. In this function the Engine Control Module (ECM) checks the VIN at number of other electronic control units (ECU:s) and if they are the same engine start is possible. A faulty ECM VIN leads to engine start disabled.
Conditions for diagnostic trouble code (DTC):
1) Incorrect vehicle identification number (VIN) from vehicle electronic control unit (ECU) or outer lighting control unit (LCM)
Observable symptoms
1) Fuel supply disabled
Probable cause
1) Vehicle Control Unit (VECU)
2) Engine control module (ECM)
3) Lighting Control Module (LCM)
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