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2016 FORD F-150
5.0L V8 Coyote•RWD•AUTOMATIC•gas
14 active safety recalls on this vehicle — view recalls
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Repairs420Labor1001Torque8720Fluid18DTC3192Battery2Maintenance0Recalls14
P0350moderate severityPowertrain

Ignition Coil Primary/Secondary Circuit Malfunction

on 2016 Ford F-150 5.0L V8 Coyote · RWD

What this code means

A general fault has been detected in an ignition coil primary or secondary circuit. This can cause misfires and reduced performance.

Symptoms

  • Engine misfire
  • Rough idle
  • Reduced power

Common causes

  • Faulty ignition coil
  • Coil wiring or connector fault
  • Bad spark plug
  • PCM driver fault

Diagnostic steps

  1. Scan for specific coil codes
  2. Inspect coil connectors and wiring
  3. Test coil primary/secondary resistance
  4. Swap coil to confirm fault
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