P0350 Fault Code

Ignition Coil Primary/Secondary Circuit Malfunction

• What does that mean?
• Symptoms
• Causes
• Solutions

The P0350 fault code indicates a malfunction in the ignition coil's primary or secondary circuit. This can lead to issues in the ignition system, affecting the vehicle's ability to start or maintain proper engine function. Understanding this code is crucial for diagnosing ignition problems in a vehicle.

What are the symptoms of the P0350 code?

Symptoms associated with a P0350 fault code may include:

• Engine misfire or rough idling
• Difficulty starting the engine
• Decrease in engine performance and fuel efficiency
• Check Engine Light illuminated on the dashboard
• Possible stalling or hesitation during acceleration

What causes the P0350 code?

The causes of the P0350 fault code can include:

• Faulty ignition coil
• Poor electrical connections or wiring issues
• Defective ignition control module
• Issues with the engine control unit (ECU)
• Short circuit or open circuit in the ignition system

How to fix P0350?

To resolve the P0350 fault code, consider the following steps:

• Inspect and test the ignition coil for proper functionality and replace it if faulty.
• Check wiring and connectors for damage, corrosion, or loose connections.
• Test the ignition control module and replace it if necessary.
• Scan the vehicle with an OBD-II scanner to ensure there are no additional codes present.
• Clear the fault codes and conduct a test drive to see if the issue persists.