AutoCodes – Jeep – B147B Jeep

B147B Jeep Code - Channel 6 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: B147B Jeep indicates Channel 6 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 772

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 13, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B147B Jeep 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 B147B Jeep - Channel 6 Audio Speaker Output Circuit High - AutoCodes.com — B147B Jeep Code - Channel 6 Audio Speaker Output Circuit High

What does this mean?

What are the Possible Causes of the DTC B147B Jeep?

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

How to Fix the DTC B147B Jeep?

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 B147B Jeep 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 B147B Jeep 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 B147B Jeep Code

1. What are the common symptoms of OBDII code B147B in a Jeep related to the Channel 6 Audio Speaker Output Circuit High?

- Common symptoms include distorted sound from the affected speaker, no sound output, or intermittent audio issues.

2. What are the possible causes of the OBDII code B147B in a Jeep indicating a Channel 6 Audio Speaker Output Circuit High?

- Causes can include a faulty audio amplifier, damaged speaker wiring, a defective speaker, or a malfunctioning head unit.

3. How can I diagnose the OBDII code B147B in my Jeep that points to a Channel 6 Audio Speaker Output Circuit High?

- You can start by checking the wiring connections to the affected speaker, testing the speaker for functionality, and inspecting the audio amplifier for any visible damage.

4. Is it safe to continue driving my Jeep with the OBDII code B147B for the Channel 6 Audio Speaker Output Circuit High?

- While the vehicle may still be operable, it is recommended to address the issue promptly to prevent further damage to the audio system components.

5. Can I reset the OBDII code B147B related to the Channel 6 Audio Speaker Output Circuit High in my Jeep without repairing the issue?

- Resetting the code without fixing the underlying problem will likely result in the code reappearing once the vehicle is driven and the system detects the same fault.

6. Are there any DIY repair tips for addressing the OBDII code B147B in a Jeep indicating a Channel 6 Audio Speaker Output Circuit High?

- DIY repair tips may include checking for loose or damaged wiring connections, testing the speaker and amplifier functionality, and replacing any faulty components.

7. How much does it typically cost to repair the OBDII code B147B for the Channel 6 Audio Speaker Output Circuit High in a Jeep?

- Repair costs can vary depending on the exact cause of the issue, but expenses may involve replacing components like the audio amplifier, speaker, or wiring harness.

8. Can a software update fix the OBDII code B147B in a Jeep related to the Channel 6 Audio Speaker Output Circuit High?

- In some cases, a software update may address certain audio system issues causing the OBDII code, so it's worth consulting with a Jeep dealership or authorized service center.

9. Will the OBDII code B147B affect the overall performance of my Jeep, or is it solely related to the audio system?

- The code is specific to the Channel 6 Audio Speaker Output Circuit High, indicating an issue with the audio system, and should not impact the overall performance of the vehicle.

10. How long does it typically take to repair the OBDII code B147B for the Channel 6 Audio Speaker Output Circuit High in a Jeep?

- The repair duration can vary based on the complexity of the issue and availability of parts, but simple fixes like reconnecting wiring may take less time than replacing components like the amplifier.