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B11E9 Mercury Code - Left Rear Door Ajar Switch Circuit Open

- Code Popularity: 611 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC B11E9 Mercury?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Left Rear Door Ajar Switch
  • Left Rear Door Ajar Switch harness is open or shorted
  • Left Rear Door Ajar Switch circuit poor electrical connection
  • Faulty Body Control Module (BCM)
⚠ Does your Mercury have Safety Recalls? → Check here

How to Fix the DTC B11E9 Mercury?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B11E9 Mercury code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

Code B11E9 Mercury Description

The Body Control Module (BCM) monitors the Left Rear Door Ajar Switch. The BCM sets the OBDII code when the Left Rear Door Ajar Switch is not to factory specifications.

OBDII Code B11E9 Mercury - Left Rear Door Ajar Switch Circuit Open - AutoCodes.com
B11E9 Mercury Code - Left Rear Door Ajar Switch Circuit Open

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Code B11E9 Mercury comments

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