B1179 Mercury 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 Mercury 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.
Code B1179 Mercury Description
What are the Possible Causes of the DTC B1179 Mercury?
- 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 Mercury?
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 Mercury 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.
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Frequently Asked Questions about B1179 Mercury Code
1. What does the OBDII code B1179 mean for a Mercury vehicle?
The B1179 code indicates a "Latch Motor Circuit Short To Battery," meaning there is an electrical issue in the latch motor circuit, such as a short to the battery.
2. What are the common symptoms of the B1179 code in a Mercury?
Symptoms may include the door latch not locking or unlocking, issues with the power door lock system, or an illuminated check engine or warning light.
3. What causes the B1179 code to appear in a Mercury vehicle?
Possible causes include a short circuit in the latch motor wiring, a faulty door latch motor, or a damaged electrical connector.
4. How can I diagnose the B1179 code on my Mercury?
Use a scan tool to confirm the code, then inspect the latch motor wiring and connectors for damage or shorts. Test the latch motor for proper functionality.
5. Can a faulty latch motor cause the B1179 code?
Yes, a defective latch motor can cause this code if it is drawing excessive current or creating a short circuit.
6. Is it safe to drive with the B1179 code on a Mercury vehicle?
While it may not be an immediate safety concern, the issue can affect door locking functionality, which may compromise security.
7. How do I fix the B1179 code on a Mercury?
Repairs may include replacing damaged wiring, repairing connectors, or replacing the faulty latch motor.
8. What tools do I need to troubleshoot the B1179 code?
A multimeter to test for shorts or continuity and an OBDII scan tool to read and clear the code are essential for troubleshooting.
9. Can a blown fuse cause the B1179 code to appear?
No, this code specifically relates to a short to the battery in the latch motor circuit, not a blown fuse.
10. How much does it cost to repair the B1179 code on a Mercury?
Repair costs vary but typically range from $100 to $300, depending on whether wiring repairs or latch motor replacement is needed.
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