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Engine-Codes – Hyundai – C1339 Hyundai

C1339 Hyundai Code - Right Rear Low Frequency Initiator Fail Pulse Detected

Quick Answer

The C1339 code for Hyundai vehicles indicates that a fault has been detected in the right rear low-frequency initiator circuit. Common causes include Faulty low-frequency initiator, Wiring or connection issues in the initiator circuit, Corrosion or damage to the initiator components. 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
C1339 Hyundai indicates Right Rear Low Frequency Initiator Fail Pulse Detected.
Common causes
Common causes include Faulty low-frequency initiator, Wiring or connection issues in the initiator circuit, Corrosion or damage to the initiator components.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 15, 2024
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Code C1339 Hyundai Description

The C1339 code for Hyundai vehicles indicates that a fault has been detected in the right rear low-frequency initiator circuit. This component is part of the vehicle's airbag system and is responsible for deploying the airbag in the event of a collision. When this code is triggered, it means that the system has detected a problem with the initiator's ability to send the proper signal to deploy the airbag.

OBDII Code C1339 Hyundai - Right Rear Low Frequency Initiator Fail Pulse Detected
C1339 Hyundai Code - Right Rear Low Frequency Initiator Fail Pulse Detected

Common Causes of C1339 Hyundai

  1. Faulty low-frequency initiator
  2. Wiring or connection issues in the initiator circuit
  3. Corrosion or damage to the initiator components
  4. Electronic control unit (ECU) malfunction
  5. Impact or collision that damaged the initiator

Symptoms of C1339 Hyundai

  1. Airbag warning light illuminated on the dashboard
  2. Airbag system failure message displayed on the instrument cluster
  3. Airbag system may not deploy in a collision
  4. Diagnostic trouble code (DTC) C1339 stored in the vehicle's computer

How to Fix C1339 Hyundai

  1. Begin by diagnosing the specific cause of the C1339 code using a diagnostic scanner to pinpoint the issue.
  2. Inspect the wiring and connections in the right rear low-frequency initiator circuit for any damage or corrosion. Repair or replace any damaged components.
  3. Test the low-frequency initiator itself to determine if it is functioning correctly. Replace the initiator if it is found to be faulty.
  4. Clear the diagnostic trouble code from the vehicle's computer using the diagnostic scanner.
  5. Perform a test drive to ensure that the airbag system is functioning properly and that the C1339 code does not reappear.

Cost to Fix C1339 Hyundai

The cost of repairing a C1339 code on a Hyundai vehicle can vary depending on the specific cause of the issue and the labor rates at the repair shop. In general, the cost of parts for this repair can range from $100 to $300, while labor costs can range from $100 to $200. Overall, the total cost of repairing a C1339 code is typically between $200 and $500. It is important to note that these are rough estimates, and actual costs may vary based on factors such as location, vehicle make and model, and the extent of the repairs needed. It is advisable to consult with a qualified mechanic or repair shop to get a more accurate estimate for your specific situation.

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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 C1339 Hyundai Code

1. What does the OBDII code C1339 mean on a Hyundai?

C1339 indicates a failure in the right rear low-frequency initiator, which is part of the tire pressure monitoring system (TPMS) responsible for detecting tire pressure changes.

2. What are the common symptoms of C1339 on a Hyundai?

Symptoms include the TPMS warning light turning on, inaccurate tire pressure readings on the dashboard, or failure to detect the right rear tire pressure.

3. What causes the C1339 code on a Hyundai?

The code can be caused by a malfunctioning low-frequency initiator, damaged wiring or connectors, or interference from external devices affecting the TPMS signal.

4. Can I drive my Hyundai with the C1339 code active?

Yes, you can drive, but the TPMS may not function properly, which could lead to undetected tire pressure issues and increased safety risks.

5. How do I fix the C1339 code on my Hyundai?

Start by inspecting the wiring and connectors for damage or corrosion. If no issues are found, the right rear low-frequency initiator may need to be replaced.

6. How much does it cost to repair the C1339 code on a Hyundai?

Repair costs can vary but typically range from $150 to $300, depending on whether the issue is related to wiring or the need to replace the initiator.

7. Can the C1339 code be triggered by a dead TPMS sensor battery?

No, this code specifically relates to the low-frequency initiator, not the TPMS sensor batteries. However, other TPMS-related codes may appear if sensor batteries are failing.

8. How do I reset the TPMS after fixing the C1339 code?

After repairs, you can reset the TPMS by driving the vehicle at a steady speed for about 10–15 minutes, or by using a TPMS reset tool if needed.

9. Can weather conditions cause the C1339 code?

Extreme temperatures or interference from nearby electronics could potentially affect the initiator signal, but this is uncommon.

10. Do I need a professional mechanic to fix the C1339 code?

While some basic checks like inspecting wiring can be done at home, diagnosing and replacing the initiator typically requires a professional mechanic with TPMS diagnostic tools.

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