AutoCodesFord – B1111 Ford

B1111 Ford Code - Driver Thermal Electric Device Control Overtemperature Fault

Quick Answer

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). Common causes include Faulty Thermo-Electric Device (TED) Assembly, Thermo-Electric Device Assembly harness is open or shorted, Thermo-Electric Device Assembly circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means
B1111 Ford indicates Driver Thermal Electric Device Control Overtemperature Fault.
Common causes
Common causes include Faulty Thermo-Electric Device (TED) Assembly, Thermo-Electric Device Assembly harness is open or shorted, Thermo-Electric Device Assembly circuit poor electrical connection.
Severity
Moderate - service should be scheduled soon.
Can I drive?
The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
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Code Popularity 8,589
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 19, 2024
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Code B1111 Ford 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 Ford - Driver Thermal Electric Device Control Overtemperature Fault - AutoCodes.com
B1111 Ford Code - Driver Thermal Electric Device Control Overtemperature Fault

What are the Possible Causes of the DTC B1111 Ford?

  • 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)

How to Fix the DTC B1111 Ford?

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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1111 Ford code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B1111 Ford code?

Need more information on how to fix the B1111 Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B1111 Ford Code

1. What are the common symptoms of OBDII code B1111 Ford (Driver Thermal Electric Device Control Overtemperature Fault)?

The common symptoms of this code may include overheating of the driver thermal electric device, illumination of the check engine light, and potential loss of engine performance.

2. What are the possible causes of OBDII code B1111 Ford?

Possible causes of this code include a malfunctioning driver thermal electric device, wiring issues, a faulty control module, or a software glitch.

3. How can I diagnose OBDII code B1111 Ford?

Diagnosing this code typically involves using a diagnostic scanner to retrieve the code, inspecting the driver thermal electric device and its wiring for any visible damage, and testing the control module for proper operation.

4. Can I continue driving with OBDII code B1111 Ford active?

It is not recommended to continue driving with this code active, as it may lead to further damage to the driver thermal electric device and potentially affect the vehicle's performance.

5. How can I repair OBDII code B1111 Ford?

Repairing this code may involve replacing the driver thermal electric device, repairing any damaged wiring, reprogramming the control module, or addressing any other underlying issues causing the fault.

6. Is it safe to clear OBDII code B1111 Ford with a diagnostic scanner?

Clearing the code with a diagnostic scanner may temporarily turn off the check engine light, but it is important to address the root cause of the fault to prevent the code from reoccurring.

7. Can a DIY enthusiast fix OBDII code B1111 Ford at home?

Depending on the underlying cause of the code, DIY enthusiasts with automotive repair experience may be able to address some of the simpler issues such as checking wiring connections or replacing the driver thermal electric device.

8. Will OBDII code B1111 Ford cause permanent damage to my vehicle?

If left unresolved, OBDII code B1111 Ford may result in permanent damage to the driver thermal electric device or other related components, leading to potential safety hazards and costly repairs.

9. How long does it typically take to repair OBDII code B1111 Ford?

The repair time for this code can vary depending on the exact cause of the fault, availability of parts, and the skill level of the person performing the repair. It is advisable to consult with a professional mechanic for an accurate estimate.

10. Can extreme weather conditions trigger OBDII code B1111 Ford?

Extreme weather conditions such as high temperatures may contribute to triggering the overtemperature fault associated with OBDII code B1111 Ford, especially if the driver thermal electric device is under additional stress.

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