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Engine will not start (MIL comes on and stays on, no DTCs set)

Diagnostic procedure
Also check for
  • Low compression
  • No ignition spark
  • Intake vacuum leaks
  • Locked up engine
  • Broken cam chain
  • Fuel contamination
  • No power to ECM/PCM
  • No ground to ECM/PCM
  • Shorted reference voltage