AutoCodes – RAM – B1471 RAM

B1471 RAM Code - Channel 4 Audio Speaker Output Circuit High

Quick Answer

The standard equipment speaker system includes four full-range speakers. Common causes include Faulty Audio Amplifier, Audio Amplifier harness is open or shorted, Audio Amplifier 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: B1471 RAM indicates Channel 4 Audio Speaker Output Circuit High.
Common causes: Common causes include Faulty Audio Amplifier, Audio Amplifier harness is open or shorted, Audio Amplifier 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 802

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 Apr 15, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1471 RAM Description

The standard equipment speaker system includes four full-range speakers. The two front speakers are mounted behind a removable bezel located on each outboard end of the lower instrument panel. With the premium speaker system, the standard front speakers are replace with an enclosure assembly that includes a 4 inch speaker and a 1 inch tweeter. The four rear speakers are mounted behind a grille located on each outboard end of the sport bar, above the rear seating area of the vehicle. This Diagnostic Trouble Code (DTC) sets if a Direct Current (DC) offset occurs on the output channel, the amplifier shall set a DTC after a maturity rate of four to six seconds.

OBDII Code B1471 RAM - Channel 4 Audio Speaker Output Circuit High - AutoCodes.com — B1471 RAM Code - Channel 4 Audio Speaker Output Circuit High

What does this mean?

What are the Possible Causes of the DTC B1471 RAM?

Faulty Audio Amplifier
Audio Amplifier harness is open or shorted
Audio Amplifier circuit poor electrical connection

How to Fix the DTC B1471 RAM?

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 B1471 RAM 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.

Need more information about the B1471 RAM code?

Need more information on how to fix the B1471 RAM code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 RAM Code

1. What does the OBDII code B1471 mean in a RAM vehicle?

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

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

Common symptoms include no sound or distorted audio from the Channel 4 speaker, intermittent audio issues, or a warning light on the dashboard.

3. What causes the B1471 code to appear?

This code can be triggered by a damaged speaker, a short or open circuit in the wiring, a faulty amplifier, or a defective audio control module.

4. Can I still drive my RAM vehicle with the B1471 code?

Yes, you can still drive the vehicle, but you may experience audio issues, and prolonged neglect could cause additional strain on the audio system.

5. How do I diagnose the B1471 code in my RAM?

Start by inspecting the Channel 4 speaker and its wiring for damage, check for loose connections, and use a multimeter to test for continuity or shorts in the circuit.

6. Can a faulty amplifier cause the B1471 code?

Yes, a malfunctioning amplifier can lead to a high voltage condition in the speaker circuit and trigger the B1471 code.

7. How do I fix the B1471 code?

Repairs may involve replacing the faulty speaker, repairing damaged wiring, securing loose connections, or replacing a bad amplifier or audio control module.

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

Repair costs can vary widely, ranging from $50 for simple wiring repairs to $500 or more if the amplifier or audio control module needs replacement.

9. Can I clear the B1471 code without repairing it?

You can clear the code with an OBDII scanner, but if the underlying issue isnâ€™t resolved, the code will likely return.

10. Is the B1471 code specific to RAM vehicles?

While the code B1471 may appear in other vehicles, its definition and troubleshooting steps are specific to RAM models with this particular audio system.