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Engine-Codes - Mercury - B12E8 MERCURY

B12E8 MERCURY - Liftgate/Tailgate Control/Release Switch

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

B12E8 MERCURY Possible Causes

What does this mean?
  • Faulty Liftgate/Tailgate Control/Release Switch
  • Liftgate/Tailgate Control/Release Switch harness is open or shorted
  • Liftgate/Tailgate Control/Release Switch circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How is the B12E8 MERCURY code repair?

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.

Tech Notes

What does this mean?
B12E8:11 Liftgate/Tailgate Control/Release Switch: Circuit Short To Ground
B12E8:23 Liftgate/Tailgate Control/Release Switch: Signal Stuck Low

What is the cost to diagnose the B12E8 MERCURY code

Labor: 1.0

The cost to diagnose the B12E8 MERCURY code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

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

B12E8 MERCURY Meaning

The Body Control Module (BCM) monitors the Liftgate/Tailgate Control/Release Switch. The BCM sets the OBDII code when the Liftgate/Tailgate Control/Release Switch is not to factory specifications.

More Information

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