AutoCodes – Generic – B2447

B2447 Code - RESCU/VEMS Input Circuit Short to Battery

Quick Answer

The Body Control Module (BCM) monitors the Road Emergency Services Communications Unit (RESCU)/Vehicle Emergency Messaging System (VEMS). Common causes include Faulty Road Emergency Services Communications Unit (RESCU)/Vehicle Emergency Messaging System (VEMS), RESCU/VEMS harness is open or shorted, RESCU/VEMS 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: B2447 indicates RESCU/VEMS Input Circuit Short to Battery.
Common causes: Common causes include Faulty Road Emergency Services Communications Unit (RESCU)/Vehicle Emergency Messaging System (VEMS), RESCU/VEMS harness is open or shorted, RESCU/VEMS 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 3,665

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 Dec 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2447 Description

The Body Control Module (BCM) monitors the Road Emergency Services Communications Unit (RESCU)/Vehicle Emergency Messaging System (VEMS). The BCM sets the OBDII code when the RESCU/VEMS is not to factory specifications.

OBDII Code B2447 - RESCU/VEMS Input Circuit Short to Battery - AutoCodes.com — B2447 Code - RESCU/VEMS Input Circuit Short to Battery

What does this mean?

What are the Possible Causes of the DTC B2447?

Faulty Road Emergency Services Communications Unit (RESCU)/Vehicle Emergency Messaging System (VEMS)
RESCU/VEMS harness is open or shorted
RESCU/VEMS circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B2447?

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 B2447 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 B2447 code?

Need more information on how to fix the B2447 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2447 code diagnosed by a professional: Find a repair shop in your area

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 B2447 Code

1. What are the common symptoms of OBDII code B2447 (RESCU/VEMS Input Circuit Short to Battery)?

The common symptoms of code B2447 may include illuminated Check Engine Light, engine performance issues, and the vehicle going into "limp mode."

2. What are the possible causes of OBDII code B2447?

The possible causes of code B2447 include a short circuit in the RESCU/VEMS input circuit, damaged wiring or connectors, or a faulty RESCU/VEMS module.

3. How can I diagnose OBDII code B2447?

Diagnosing code B2447 involves using a diagnostic scanner to retrieve the code, inspecting the RESCU/VEMS input circuit for any visible damage, and testing the circuit for continuity and shorts.

4. Can I still drive my vehicle with OBDII code B2447 active?

It is not recommended to drive your vehicle with an active B2447 code, as it can lead to further damage and potential safety hazards. It's best to address the issue promptly.

5. How can I repair OBDII code B2447?

Repairing code B2447 involves locating and repairing the short circuit in the RESCU/VEMS input circuit, repairing or replacing damaged wiring or connectors, and replacing the RESCU/VEMS module if necessary.

6. Is it necessary to clear the OBDII code B2447 after making repairs?

Yes, it is important to clear the code after making repairs to reset the Check Engine Light and ensure that the issue has been resolved. This can be done using a diagnostic scanner.

7. Can a DIY enthusiast fix OBDII code B2447 at home?

While some DIY enthusiasts may have the skills to diagnose and repair code B2447, it is recommended to consult a professional mechanic for proper diagnosis and repair to avoid further complications.

8. Will OBDII code B2447 cause any long-term damage to my vehicle?

If left unaddressed, OBDII code B2447 can potentially cause long-term damage to the vehicle's electrical system, affecting its performance and reliability. Prompt repairs are recommended.

9. How common is OBDII code B2447 in vehicles?

OBDII code B2447 is not as common as some other codes, but it can still occur in vehicles equipped with the RESCU/VEMS system. Proper maintenance and care can help prevent this issue.

10. Can extreme weather conditions cause OBDII code B2447 to trigger?

Extreme weather conditions, such as excessive heat or moisture, can potentially contribute to electrical issues like short circuits, which may trigger OBDII code B2447 in some cases.