P1007 – PCM Power Input Voltage Fault (Ford)

Description

P1007 Ford indicates unstable or low PCM power input voltage. This can cause intermittent stalling, flickering lights, and random DTCs.

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Symptoms

  • Intermittent stalling
  • Cluster flicker
  • Random DTCs

Causes

  • Weak battery
  • Poor ground
  • Corroded connectors
  • Faulty PCM relay

Diagnosis

  • Check battery/alternator
  • Inspect grounds
  • Test PCM relay

Repair

  • Replace battery or alternator
  • Repair grounds
  • Replace PCM relay

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