AutoCodes – Generic – B156B

B156B Code - Satellite Radio Antenna Circuit

Quick Answer

This Diagnostic Trouble Code (DTC) sets when the Radio detects a Satellite Antenna is shorted together or open for greater than 60 seconds. Common causes include Faulty Satellite Radio Antenna, Satellite Radio Antenna harness is open or shorted, Satellite Radio Antenna 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: B156B indicates Satellite Radio Antenna Circuit.
Common causes: Common causes include Faulty Satellite Radio Antenna, Satellite Radio Antenna harness is open or shorted, Satellite Radio Antenna 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 4,602

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 May 05, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code B156B Description

This Diagnostic Trouble Code (DTC) sets when the Radio detects a Satellite Antenna is shorted together or open for greater than 60 seconds.

OBDII Code B156B - Satellite Radio Antenna Circuit - AutoCodes.com — B156B Code - Satellite Radio Antenna Circuit

What does this mean?

What are the Possible Causes of the DTC B156B?

Faulty Satellite Radio Antenna
Satellite Radio Antenna harness is open or shorted
Satellite Radio Antenna circuit poor electrical connection
Faulty Radio

How to Fix the DTC B156B?

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 does this mean?

Code Tech Notes

B156B-1A SATELLITE RADIO ANTENNA CIRCUIT RESISTANCE BELOW THRESHOLD
B156B-13 SATELLITE RADIO ANTENNA CIRCUIT OPEN

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B156B 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 B156B code?

Need more information on how to fix the B156B code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B156B code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B156B Chrysler — Satellite Radio Antenna Circuit
B156B Dodge — Satellite Radio Antenna Circuit
B156B Jeep — Satellite Radio Antenna Circuit
B156B RAM — Satellite Radio Antenna Circuit

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 B156B Code

1. What are the common symptoms of OBDII code B156B (Satellite Radio Antenna Circuit)?

- Common symptoms include loss of satellite radio signal, poor signal quality, and audio dropout while listening to satellite radio.

2. What are the possible causes of OBDII code B156B?

- The code B156B can be triggered by a faulty satellite radio antenna, damaged antenna wiring, loose or corroded connections, or a malfunctioning radio unit.

3. How can I diagnose the cause of OBDII code B156B?

- Start by visually inspecting the satellite radio antenna and its wiring for any visible damage. Check the connections and ensure they are secure. Use a multimeter to test the antenna for proper continuity.

4. Can a damaged satellite radio antenna be repaired, or does it need to be replaced?

- In most cases, a damaged satellite radio antenna will need to be replaced to resolve OBDII code B156B. Repairing the antenna may not be effective in restoring proper functionality.

5. Is it possible to reset OBDII code B156B without fixing the underlying issue?

- While clearing the error code may temporarily remove the warning light, the underlying issue causing OBDII code B156B will persist until properly diagnosed and repaired.

6. Can OBDII code B156B affect other vehicle systems or components?

- OBDII code B156B is specific to the satellite radio antenna circuit and should not affect the overall performance of the vehicle. However, it may impact the functionality of the satellite radio system.

7. Are there any aftermarket solutions available to address OBDII code B156B?

- Some aftermarket satellite radio antennas and installation kits are available for vehicles experiencing issues with the factory antenna. Consult with a professional installer for recommendations.

8. How much does it typically cost to repair OBDII code B156B?

- The cost of repairing OBDII code B156B can vary depending on the cause of the issue, the extent of the damage, and labor costs. It is recommended to obtain quotes from reputable automotive technicians.

9. Can I continue driving my vehicle with OBDII code B156B present?

- While the vehicle may still be operational with OBDII code B156B triggered, it is advisable to address the issue promptly to prevent any potential issues with the satellite radio system.

10. Will fixing OBDII code B156B require specialized tools or expertise?

- Repairing OBDII code B156B may require basic automotive tools and knowledge, especially when inspecting and replacing the satellite radio antenna. For complex issues, consulting a professional is recommended.