Engine-CodesHyundai – P0350 Hyundai

P0350 Hyundai Code - Ignition Coil Primary/Secondary Circuit

Quick Answer

The P0350 code for Hyundai vehicles indicates a problem with the ignition coil primary/secondary circuit. Common causes include Faulty ignition coil, Damaged wiring or connectors, Malfunctioning ignition module. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0350 Hyundai indicates Ignition Coil Primary/Secondary Circuit.
Common causes
Common causes include Faulty ignition coil, Damaged wiring or connectors, Malfunctioning ignition module.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Table of contents Created and updated by William Orellana on Sep 10, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P0350 Hyundai Description

The P0350 code for Hyundai vehicles indicates a problem with the ignition coil primary/secondary circuit. The ignition coil is a crucial component of the vehicle's ignition system, responsible for converting the low voltage from the battery into the high voltage needed to ignite the fuel-air mixture in the combustion chamber. In this case, the code specifically refers to an issue with the primary or secondary circuits of the ignition coil.

OBDII Code P0350 Hyundai - Ignition Coil Primary/Secondary Circuit
P0350 Hyundai Code - Ignition Coil Primary/Secondary Circuit

Common Causes of P0350 Hyundai

  1. Faulty ignition coil
  2. Damaged wiring or connectors
  3. Malfunctioning ignition module
  4. Worn-out spark plugs
  5. Corrosion or poor connections in the circuit

Symptoms of P0350 Hyundai

  1. Engine misfires
  2. Rough idle
  3. Difficulty starting the engine
  4. Decrease in engine power
  5. Poor fuel efficiency

How to Fix P0350 Hyundai

  1. Diagnose the issue using an OBD-II scanner to confirm the P0350 code.
  2. Inspect the ignition coil, wiring, connectors, and ignition module for any visible damage.
  3. Test the components using a multimeter to determine if they are functioning properly.
  4. Replace any faulty components such as the ignition coil, wiring, connectors, or spark plugs.
  5. Clear the error code and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0350 Hyundai

The cost of repairing the ignition coil primary/secondary circuit issue can vary depending on the specific component that needs to be replaced and the labor costs in your area. On average, the cost of replacing an ignition coil ranges from $100 to $300, while the cost of labor can range from $50 to $150 per hour. In total, you can expect to pay anywhere from $150 to $500 for this repair. It's advisable to get quotes from different auto repair shops to find the best price for your specific vehicle.

Tech Notes for P0350 Hyundai









User Submitted Video

When is the Code Detected?

The test fails when the Engine Control Module (ECM) does not receive a valid pulse signal from the ignition coil.

Need more information about the P0350 Hyundai code?

Need more information on how to fix the P0350 Hyundai code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0350 Hyundai code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0350 Hyundai Code

No Frequently Asked Questions about P0350 Hyundai Code found.

Discuss the causes and fixes for P0350 Hyundai OBDII Code