P1394
Ignition Coil Power Output Stage 2 Malfunction
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)
Symptoms
- The engine runs intermittently
- Misfire in cylinder 2
- Power Loss
- Increased fuel consumption
- Check Engine Light Is On
Causes
- Ignition coil malfunction
- Wiring damage
- Problems with connectors
- Engine control unit malfunction
- Poor contact in the power circuit
How to Fix
- Check the condition of the ignition coil
- Inspect wiring and connectors
- Check the power and ground of the coil
- Replace the ignition coil if necessary
- Check the operation of the engine control unit