AutoCodes – Hyundai – C1339 Hyundai

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

Quick Answer

The Low-Frequency Initiator (LFI) is located at each vehicle wheel house. Common causes include Faulty Right Rear Low Frequency Initiator (LFI) Module, Right Rear Low Frequency Initiator (LFI) Module harness is open or shorted, Right Rear Low Frequency Initiator (LFI) Module circuit poor electrical connection. 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 Right Rear Low Frequency Initiator (LFI) Module, Right Rear Low Frequency Initiator (LFI) Module harness is open or shorted, Right Rear Low Frequency Initiator (LFI) Module circuit poor electrical connection.
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.

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Code Popularity 1,094

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Sep 07, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1339 Hyundai Description

The Low-Frequency Initiator (LFI) is located at each vehicle wheel house. An LFI unit is mounted in each wheel well of a vehicle to enable the TPMS Receiver Unit to determine the vehicle position of each WE for which it has a stored ID code. Using a LIN communication line to each LFI, the Receiver can activate an LFI to send out an LF message and trigger the WE sensor near its location to respond with an RF transmission. By activating the LFI units one at a time, the Receiver can automatically locate the vehicle position of each WE. For fault detection, the LFI will report back it's operating properly status to the Receiver via the LIN communication line.

OBDII Code C1339 Hyundai - Right Rear Low Frequency Initiator Fail Pulse Detected - AutoCodes.com — C1339 Hyundai Code - Right Rear Low Frequency Initiator Fail Pulse Detected

What does this mean?

What are the Possible Causes of the DTC C1339 Hyundai?

Faulty Right Rear Low Frequency Initiator (LFI) Module
Right Rear Low Frequency Initiator (LFI) Module harness is open or shorted
Right Rear Low Frequency Initiator (LFI) Module circuit poor electrical connection

How to Fix the DTC C1339 Hyundai?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1339 Hyundai code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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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 10â€“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.