Engine-Codes - Generic - B1687

B1687 Code - Lamp Dome Input Circuit Short To Battery

- Code Popularity: 7,240 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

What are the Possible Causes of the Code B1687?

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

How to Fix the B1687 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.

What is the Cost to Diagnose the Code B1687?

Labor: 1.0

The cost to diagnose the B1687 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.

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What are Code B1687 Possible Symptoms?

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

What Does the B1687 Code Mean?

The Body Control Module (BCM) monitors the Lamp Dome Switch. The BCM sets the OBDII code when the Lamp Dome Switch is not to factory specifications.

B1687 Code - Lamp Dome Input Circuit Short To Battery

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