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Engine-Codes – Dodge – B1471 Dodge

B1471 Dodge Code - Channel 4 Audio Speaker Output Circuit High

Quick Answer

The B1471 Dodge code indicates a problem with the Channel 4 audio speaker output circuit in the vehicle. Common causes include Short circuit in the wiring of the speaker output circuit, Malfunctioning amplifier sending excessive voltage to the speaker, Faulty speaker causing a high resistance in the circuit. 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
B1471 Dodge indicates Channel 4 Audio Speaker Output Circuit High.
Common causes
Common causes include Short circuit in the wiring of the speaker output circuit, Malfunctioning amplifier sending excessive voltage to the speaker, Faulty speaker causing a high resistance in the circuit.
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 16, 2024
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Code B1471 Dodge Description

The B1471 Dodge code indicates a problem with the Channel 4 audio speaker output circuit in the vehicle. This code specifically points to a high voltage condition in the circuit, which can lead to issues with the audio system in the car. The audio speaker output circuit is responsible for delivering sound signals from the audio system to the speakers in the vehicle. When this circuit is experiencing a high voltage condition, it can result in distorted or no sound coming from the affected speaker.

OBDII Code B1471 Dodge - Channel 4 Audio Speaker Output Circuit High
B1471 Dodge Code - Channel 4 Audio Speaker Output Circuit High

Common Causes of B1471 Dodge

  1. Short circuit in the wiring of the speaker output circuit.
  2. Malfunctioning amplifier sending excessive voltage to the speaker.
  3. Faulty speaker causing a high resistance in the circuit.
  4. Corrosion or damage to the connectors in the speaker output circuit.
  5. Electrical issues in the audio system control unit.

Symptoms of B1471 Dodge

  1. Distorted sound coming from the affected speaker.
  2. No sound output from the affected speaker.
  3. Audio system cutting in and out intermittently.
  4. Audio system producing crackling noises.
  5. Audio system volume fluctuating unexpectedly.

How to Fix B1471 Dodge

  1. Begin by inspecting the wiring of the speaker output circuit for any signs of damage or short circuits. Repair or replace any damaged wiring as needed.
  2. Test the amplifier to ensure it is functioning correctly and not sending excessive voltage to the speaker. Replace the amplifier if necessary.
  3. Check the speaker for any faults or high resistance that may be causing the high voltage condition. Replace the speaker if it is found to be faulty.
  4. Inspect the connectors in the speaker output circuit for corrosion or damage. Clean or replace the connectors as required.
  5. Clear the diagnostic trouble codes from the vehicle's system and test the audio system to ensure the issue has been resolved.

Cost to Fix B1471 Dodge

The typical repair costs for addressing the B1471 Dodge code can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of parts for this repair could range from $50 to $200, while the labor costs could be between $100 and $300. Overall, the total repair cost for this issue may fall between $150 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 labor rates at the auto repair shop. It is recommended to obtain quotes from local repair shops for a more accurate cost 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 B1471 Dodge Code

1. What does the OBDII code B1471 mean on a Dodge vehicle?

The B1471 code indicates a problem with the Channel 4 audio speaker output circuit, specifically that the circuit is detecting a high voltage condition.

2. What are the common symptoms of the B1471 code?

Symptoms may include no sound from a specific speaker, distorted audio, or the entire audio system not functioning correctly.

3. What causes the B1471 code to appear?

This code can be caused by a faulty speaker, damaged wiring or connectors, a short circuit, or an issue with the amplifier or audio control module.

4. How do I diagnose the B1471 code?

Check the wiring and connectors for damage or corrosion, test the speaker for functionality, and inspect the amplifier or audio control module for faults.

5. Can I still drive my Dodge with the B1471 code active?

Yes, this code does not affect drivability, but you may experience issues with the audio system.

6. How can I fix the B1471 code?

Repairs may involve replacing a damaged speaker, repairing or replacing faulty wiring or connectors, or replacing a malfunctioning amplifier or audio control module.

7. Will clearing the code fix the B1471 issue?

Clearing the code can temporarily remove it, but the problem will return unless the underlying issue is repaired.

8. How much does it cost to repair the B1471 code?

The cost depends on the specific cause but can range from $50 for wiring repairs to several hundred dollars if an amplifier or audio control module needs replacement.

9. Can a blown fuse cause the B1471 code?

A blown fuse is unlikely to cause this specific code, but it’s a good idea to check the fuses related to the audio system during diagnosis.

10. Is the B1471 code related to other audio system issues?

Yes, it may be linked to other audio circuit issues, so it’s important to check for additional trouble codes during diagnosis.

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