Engine-Codes - Mercury - B1111 MERCURY

B1111 MERCURY Code - Driver Thermal Electric Device Control Overtemperature Fault

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

|B1111 MERCURY code possible causes

  • Faulty Thermo-Electric Device (TED) Assembly
  • Thermo-Electric Device (TED) Assembly harness is open or shorted
  • Thermo-Electric Device (TED) Assembly circuit poor electrical connection
  • Faulty Dual Climate Controlled Seat Module (DCSM)

|How is the B1111 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.

|What is the cost to diagnose the B1111 MERCURY code

Labor: 1.0

The cost to diagnose the B1111 MERCURY 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.

|What are B1111 MERCURY code possible symptoms?

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

|What is B1111 MERCURY code meaning?

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.

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|Need help with a B1111 MERCURY code?

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