AutoCodes – Generic – B1179

B1179 Code - Latch Motor Circuit Short To Battery

Quick Answer

The Liftgate/Trunk Module (LTM) monitors the Latch Motor. Common causes include Faulty Latch Motor, Latch Motor harness is open or shorted, Latch Motor circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B1179 indicates Latch Motor Circuit Short To Battery.
Common causes
Common causes include Faulty Latch Motor, Latch Motor harness is open or shorted, Latch Motor circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,550
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 19, 2024
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Code B1179 Description

The Liftgate/Trunk Module (LTM) monitors the Latch Motor. The LTM sets the OBDII code when a continuous memory and on-demand Diagnostic Trouble Code (DTC) that sets when the LTM detects a short to voltage on the latch motor circuit(s) for more than 1 second.
OBDII Code B1179 - Latch Motor Circuit Short To Battery - AutoCodes.com
B1179 Code - Latch Motor Circuit Short To Battery

What are the Possible Causes of the DTC B1179?

  • Faulty Latch Motor
  • Latch Motor harness is open or shorted
  • Latch Motor circuit poor electrical connection
  • Faulty Liftgate/Trunk Module (LTM)

How to Fix the DTC B1179?

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 B1179 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 B1179 code?

Need more information on how to fix the B1179 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1179 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

  • B1179 Acura β€” Gauge Control Module Lost Communication With Electrical Compass Unit
  • B1179 Ford β€” Latch Motor Circuit Short To Battery
  • B1179 Honda β€” Gauge Control Module Lost Communication With Electrical Compass Unit
  • B1179 Infiniti β€” Right Front Seat Belt Buckle Pre-Tensioner Ground Short
  • B1179 Lincoln β€” Latch Motor Circuit Short To Battery
  • B1179 Mercury β€” Latch Motor Circuit Short To Battery
  • B1179 Nissan β€” Right Front Seat Belt Buckle Pre-Tensioner Ground Short
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 B1179 Code

1. What are the common symptoms of OBDII code B1179 (Latch Motor Circuit Short To Battery)?

The common symptoms of OBDII code B1179 include power door locks not working properly, doors not latching correctly, and possible issues with the central locking system.

2. What are the possible causes of OBDII code B1179?

Possible causes of OBDII code B1179 include a short circuit in the latch motor circuit, damaged wiring or connectors, a faulty latch motor, or a problem with the central locking module.

3. How can I diagnose the issue causing OBDII code B1179?

To diagnose the issue causing OBDII code B1179, you can start by checking the wiring and connectors in the latch motor circuit for any damage or shorts. You can also test the latch motor itself and the central locking module to identify the faulty component.

4. Can I still drive my vehicle with OBDII code B1179?

It is generally safe to drive your vehicle with OBDII code B1179, but you may experience issues with the power door locks and door latching mechanisms. It is recommended to address the problem promptly to avoid further complications.

5. How can I repair OBDII code B1179?

To repair OBDII code B1179, you may need to replace the faulty latch motor, repair any damaged wiring or connectors in the circuit, or address any issues with the central locking module. It is advisable to consult a professional mechanic for proper diagnosis and repair.

6. Can I reset OBDII code B1179 myself?

You can reset OBDII code B1179 using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes. However, it is important to address the underlying issue causing the code to prevent it from reoccurring.

7. Are there any DIY tips for fixing OBDII code B1179?

If you have experience with automotive electrical systems, you may attempt to inspect the wiring and connectors in the latch motor circuit yourself. However, for more complex repairs involving the latch motor or central locking module, it is recommended to seek professional help.

8. Will OBDII code B1179 cause my vehicle to fail an emissions test?

OBDII code B1179 is not directly related to emissions, so it should not cause your vehicle to fail an emissions test. However, it is still important to address the issue to ensure the proper functioning of your vehicle's door locking system.

9. How much does it cost to repair OBDII code B1179?

The cost of repairing OBDII code B1179 can vary depending on the specific cause of the issue, the labor rates in your area, and the cost of parts needed for the repair. It is advisable to obtain quotes from different mechanics to compare prices.

10. Can extreme weather conditions cause OBDII code B1179 to appear?

Extreme weather conditions, such as extreme cold or heat, can potentially affect the performance of the latch motor circuit and lead to issues that trigger OBDII code B1179. It is important to keep your vehicle well-maintained to prevent weather-related problems.

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