Engine-Codes - Mercury - B1277 Mercury

B1277 Mercury Code - Reverse Lamp Circuit Short

- Code Popularity: 563 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code B1277 Mercury?

  • Faulty Reverse Lamp
  • Reverse Lamp harness is open or shorted
  • Reverse Lamp circuit poor electrical connection
  • Faulty Body Control Module (BCM)

|How to Fix the B1277 Mercury Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|Code B1277 Mercury Tech Notes

B1277:11 Reverse Lamp Circuit Short To Ground
B1277:15 Reverse Lamp Circuit Short To Battery or Open

|What is the Cost to Diagnose the Code B1277 Mercury?

Labor: 1.0

The cost to diagnose the B1277 Mercury code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

Does your car have Safety Recalls? → Check here

|What are Code B1277 Mercury Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What Does the B1277 Mercury Code Mean?

The Body Control Module (BCM) monitors the Reverse Lamp. The OBDII sets when the BCM detects an excessive current draw or open from the reverse lamp output circuit.

Reverse Lamp Circuit Short

|Need more Information on the B1277 Mercury Code?

Need more information on how to fix the B1277 Mercury code? Get Access to Factory Service Manuals

|Need Help with the B1277 Mercury Code?

Get the B1277 Mercury code diagnosed by a professional: Find a repair shop in your area