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P1692 – Charging System Overvoltage

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Symptoms

  • Bright lights
  • Electrical noise

Causes

  • Regulator failure
  • Alternator fault
  • Wiring short

Diagnosis

  • Measure charging voltage
  • Inspect wiring
  • Check regulator

Repair

  • Replace alternator
  • Repair wiring
  • Replace regulator
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