Live Manual
Engine Error

P0351

Ignition Coil A Primary/Secondary Circuit

Severity
High

Symptoms

Engine misfire, rough idle, lack of power

Common Causes

  • Failed ignition coil A (Cylinder 1)
  • Damaged coil connector or wiring
  • Bad spark plug
  • Faulty PCM coil driver

How to Fix

  1. 1 Replace ignition coil A
  2. 2 Repair damaged wiring or connector
  3. 3 Replace spark plug
  4. 4 Test PCM output signal
Estimated Repair Cost USD
$80 $300

Ignition coil replacement: $100 - $250