FixVault

DTC P1674 (Pcm): Control Module Software Corrupted

DTC P1674 (PCM): CONTROL MODULE SOFTWARE CORRUPTED

Description:  This DTC sets when an error occurs in the PCM.
Possible Causes: 
  • Software incompatibility issue
  • Damaged PCM
Diagnostic Aids:  Verify the PCM is at the latest calibration level.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST QF .