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B14AA Mercury Code - Demand Lamp Output Circuit Short

- Code Popularity: 1,071 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC B14AA 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 Demand Lamp
  • Demand Lamp harness is open or shorted
  • Demand Lamp circuit poor electrical connection
  • Faulty Body Control Module (BCM)
⚠ Does your Mercury have Safety Recalls? → Check here

How to Fix the DTC B14AA 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.

Code Tech Notes

B14AA:11 Demand Lamp Output Circuit Short To Ground
B14AA:15 Demand Lamp Output Circuit Short To Battery or Open

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B14AA 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 B14AA Mercury Description

The Body Control Module (BCM) monitors the Demand Lamp. The BCM sets the OBDII code when it detects a short to ground, short to battery or open from the demand lighting output circuit.

OBDII Code B14AA Mercury - Demand Lamp Output Circuit Short - AutoCodes.com
B14AA Mercury Code - Demand Lamp Output Circuit Short

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Code B14AA Mercury comments

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