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B1111 Mercury Code - Driver Thermal Electric Device Control Overtemperature Fault

- Code Popularity: 693 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC B1111 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 Thermo-Electric Device (TED) Assembly
  • Thermo-Electric Device Assembly harness is open or shorted
  • Thermo-Electric Device Assembly circuit poor electrical connection
  • Faulty Dual Climate Controlled Seat Module (DCSM)
⚠ Does your Mercury have Safety Recalls? → Check here

How to Fix the DTC B1111 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 B1111 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 B1111 Mercury Description

The seat cushion and backrest are equipped with a Thermo-Electric Device (TED) Assembly that includes a seat blower (fan motor, serviced as an assembly with the TED). When the Dual Climate Controlled Seat Module (DCSM) detects an overcurrent and/or overtemperature in the output circuits to the TEDs, it will disable the affected seat and set the following DTCs: DTC B1111 (Driver Thermal Electric Device Control Overtemperature Fault) if the DCSM TED driver integrated circuit temperature exceeds 175°C (347°F), the DCSM shuts down the driver seat system and sets this DTC.

OBDII Code B1111 Mercury - Driver Thermal Electric Device Control Overtemperature Fault - AutoCodes.com
B1111 Mercury Code - Driver Thermal Electric Device Control Overtemperature Fault

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