DTC 516

UnclassifiedGeneral

What This Code Means

DTC 516 resets with engine idling; Intermittent problem; RAM Failure

Possible Causes

  • •Faulty ECM power or ground circuits
  • •Internal ECM failure

Suggested Actions

  1. 1Perform On-Board (OBD) System Check
  2. 2Connect Diagnostic Scan Tool (DST) in System Data Mode and clear system fault code
  3. 3Check all ECM power and ground circuits
  4. 4Repair power and ground circuits as necessary
  5. 5Replace ECM
  6. 6Clear DTC information from the ECM using the DST
  7. 7Turn ignition OFF, wait 30 seconds, restart engine, and operate vehicle to full operating temperature to verify repair

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Get a diagnosis walkthrough for DTC 516 on your specific Power Solutions, Inc. unit — cited to the OEM manual, not a forum guess.

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