Power Solutions International

1674

UnclassifiedGeneral

What This Code Means

DTC 1674 occurs after flashing new MOT file; DTC 1674 resets with engine idling; MIL ON; Adaptive disabled; Engine derated

Possible Causes

  • •Fault is intermittent
  • •Faulty power or ground circuits to ECM
  • •MOT file is too old for ECM hardware revision level
  • •Programming the ECM with a MOT file that is too old for the given hardware and revision level

Suggested Actions

  1. 1Check all power and ground circuits to ECM
  2. 2Clear the fault and run the engine again
  3. 3If the fault returns, contact PSI
  4. 4Perform On-Board (OBD) System Check
  5. 5Recompile with latest software and re-flash the ECM
  6. 6Repair wiring to ECM and retest
  7. 7Replace ECM with known good part and retest

Related Power Solutions International Fault Codes

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