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B2339 Chrysler Code - Horn Switch Stuck

Quick Answer

The B2339 Chrysler code indicates that the horn switch in the vehicle is stuck. Common causes include Faulty horn switch mechanism, Dirt or debris accumulation around the switch, Short circuit in the electrical system. 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
B2339 Chrysler indicates Horn Switch Stuck.
Common causes
Common causes include Faulty horn switch mechanism, Dirt or debris accumulation around the switch, Short circuit in the electrical system.
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 07, 2024
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Code B2339 Chrysler Description

The B2339 Chrysler code indicates that the horn switch in the vehicle is stuck. The horn switch is a critical component that allows the driver to activate the horn, which is an essential safety feature used to alert other drivers of your presence on the road. When the horn switch is stuck, it can prevent the horn from functioning properly, which can compromise the safety of the vehicle and its occupants.

OBDII Code B2339 Chrysler - Horn Switch Stuck
B2339 Chrysler Code - Horn Switch Stuck

Common Causes of B2339 Chrysler

  1. Faulty horn switch mechanism
  2. Dirt or debris accumulation around the switch
  3. Short circuit in the electrical system
  4. Wiring issues in the horn circuit
  5. Water damage to the horn switch

Symptoms of B2339 Chrysler

  1. Horn not working when the switch is pressed
  2. Constant honking without pressing the horn switch
  3. Horn only works intermittently
  4. Dashboard warning light indicating a horn switch malfunction

How to Fix B2339 Chrysler

  1. Disconnect the vehicle's battery to prevent any electrical hazards.
  2. Remove the steering wheel cover to access the horn switch.
  3. Inspect the horn switch for any visible damage or debris.
  4. Clean the horn switch with electrical contact cleaner to remove any dirt or residue.
  5. If the switch is damaged, replace it with a new one and test the horn functionality before reassembling the steering wheel cover.

Cost to Fix B2339 Chrysler

The typical repair costs for a stuck horn switch can range from $100 to $300, including parts and labor. However, specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, but rates may be higher in metropolitan areas or at dealerships and lower at independent shops. It is advisable to inquire about local rates for a more precise estimate.

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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 B2339 Chrysler Code

1. What are the common symptoms of OBDII code B2339 in a Chrysler related to a stuck horn switch?

The common symptoms include a horn that is constantly sounding or a horn that does not work at all.

2. What could cause the horn switch to become stuck in a Chrysler vehicle?

The horn switch can become stuck due to a malfunction in the electrical circuit, a damaged horn switch assembly, or water damage.

3. How can I diagnose the issue causing OBDII code B2339 in my Chrysler related to the horn switch?

You can diagnose the issue by checking the horn switch wiring, inspecting the horn switch assembly for any damage, and testing the continuity of the electrical circuit.

4. What are some repair tips for fixing a stuck horn switch in a Chrysler with OBDII code B2339?

You can try cleaning the horn switch contacts, replacing the horn switch assembly if it is damaged, or checking for any water ingress that may be causing the issue.

5. Can a stuck horn switch related to OBDII code B2339 in a Chrysler be fixed without professional help?

In some cases, simple troubleshooting steps like cleaning the contacts can help resolve the issue. However, if the problem persists, it is recommended to seek professional help for proper diagnosis and repair.

6. Will a stuck horn switch causing OBDII code B2339 affect the overall performance of my Chrysler?

While the performance of the vehicle may not be directly affected by a stuck horn switch, it can lead to safety concerns and may cause inconvenience while driving.

7. Is it safe to continue driving my Chrysler with OBDII code B2339 if the horn switch is stuck?

It is not recommended to drive the vehicle if the horn switch is stuck as it may lead to unexpected horn activation or the inability to use the horn in emergency situations.

8. How much does it typically cost to repair a stuck horn switch causing OBDII code B2339 in a Chrysler?

The cost of repair can vary depending on the root cause of the issue and whether professional help is required. Simple fixes like cleaning contacts may be inexpensive, while replacing the horn switch assembly can be more costly.

9. Can a stuck horn switch causing OBDII code B2339 in a Chrysler be prevented in the future?

Regular maintenance checks, keeping the horn switch assembly clean and dry, and addressing any electrical issues promptly can help prevent the horn switch from getting stuck in the future.

10. Are there any recalls or service bulletins related to OBDII code B2339 in Chrysler vehicles with a stuck horn switch?

It is recommended to check with Chrysler dealership or visit the National Highway Traffic Safety Administration (NHTSA) website to see if there are any recalls or service bulletins related to this issue.

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