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5.0L V8 Coyote4WDAUTOMATICgas
3 active safety recalls on this vehicle — view recalls
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P0390moderate severityPowertrain

Camshaft Position Sensor B Circuit (Bank 2)

on 2013 Ford F-150 5.0L V8 Coyote · 4WD

What this code means

The PCM detects a fault in the Bank 2 camshaft position sensor B circuit. This can affect timing accuracy and fuel/spark synchronization on that bank.

Symptoms

  • Hard starting
  • Rough running or stalling
  • Check engine light on

Common causes

  • Faulty camshaft position sensor
  • Damaged sensor wiring or connector
  • Bad reluctor/tone wheel
  • PCM circuit fault

Diagnostic steps

  1. Scan for related cam/crank codes
  2. Inspect sensor and connector on Bank 2
  3. Check sensor air gap and tone ring
  4. Test signal with scope, replace if faulty

Other Powertrain codes on this vehicle

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