AutoCodes – Lincoln – B2964 Lincoln

B2964 Lincoln Code - Passenger Seat Heater Feedback Circuit Failure

Quick Answer

Upon receiving a signal from the Heating, Ventilation, and Air Conditioning (HVAC) Module, the Heated Seat Module will decrease one setting (the sequence is high, low, off, high, etc.). Common causes include Faulty Heated Seat Module, Heated Seat Module harness is open or shorted, Heated Seat Module circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
B2964 Lincoln indicates Passenger Seat Heater Feedback Circuit Failure.
Common causes
Common causes include Faulty Heated Seat Module, Heated Seat Module harness is open or shorted, Heated Seat Module circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 428
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 20, 2020
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Code B2964 Lincoln Description

Upon receiving a signal from the Heating, Ventilation, and Air Conditioning (HVAC) Module, the Heated Seat Module will decrease one setting (the sequence is high, low, off, high, etc.). Circuits between the heated seat module and HVAC module supply the control signals for the indicators to operate. When a heated seat is set to high, both LED indicators above the heated seat control button will illuminate. When a heated seat is set to low, only the left LED indicator will illuminate. When a heated seat is set to off, neither LED will be illuminated. If a short to voltage condition is present on both heated seat indicator status circuits at the same time, the Diagnostic Trouble Code (DTC) will set.
OBDII Code B2964 Lincoln - Passenger Seat Heater Feedback Circuit Failure - AutoCodes.com
B2964 Lincoln Code - Passenger Seat Heater Feedback Circuit Failure

What are the Possible Causes of the DTC B2964 Lincoln?

  • Faulty Heated Seat Module
  • Heated Seat Module harness is open or shorted
  • Heated Seat Module circuit poor electrical connection
  • Faulty Heating, Ventilation, and Air Conditioning (HVAC) Module

How to Fix the DTC B2964 Lincoln?

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 B2964 Lincoln 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 B2964 Lincoln 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 B2964 Lincoln Code

1. What are the common symptoms of OBDII code B2964 in a Lincoln related to Passenger Seat Heater Feedback Circuit Failure?

- Common symptoms include inoperative passenger seat heater, illuminated warning light on the dashboard, and potential issues with seat temperature control.

2. What are the possible causes of OBDII code B2964 in a Lincoln indicating Passenger Seat Heater Feedback Circuit Failure?

- Causes may include damaged wiring or connectors, a faulty seat heater module, a malfunctioning seat heater switch, or a problem with the seat temperature sensor.

3. How can I diagnose OBDII code B2964 in a Lincoln for Passenger Seat Heater Feedback Circuit Failure?

- Diagnosis involves using a code reader to retrieve the specific fault code, inspecting the wiring and connectors for damage, testing the seat heater module and switch, and verifying the functionality of the seat temperature sensor.

4. Can I continue driving my Lincoln with OBDII code B2964 related to Passenger Seat Heater Feedback Circuit Failure?

- It is generally safe to drive the vehicle with this code, but the passenger seat heater may not work until the issue is resolved. Consult a professional for a proper diagnosis and repair.

5. How can I repair OBDII code B2964 in a Lincoln for Passenger Seat Heater Feedback Circuit Failure?

- Repair may involve repairing or replacing damaged wiring or connectors, replacing the seat heater module or switch if faulty, or calibrating or replacing the seat temperature sensor as needed.

6. Is it possible to reset OBDII code B2964 in a Lincoln for Passenger Seat Heater Feedback Circuit Failure without fixing the underlying issue?

- Resetting the code without addressing the root cause will only temporarily clear the warning light, but the issue will persist and the code may reappear once the system detects the fault again.

7. Are there any DIY tips for troubleshooting OBDII code B2964 in a Lincoln related to Passenger Seat Heater Feedback Circuit Failure?

- DIY tips may include visually inspecting wiring and connectors for damage, checking fuse continuity, and ensuring the seat heater components are securely connected and functioning properly.

8. Can extreme temperatures or moisture affect OBDII code B2964 in a Lincoln due to Passenger Seat Heater Feedback Circuit Failure?

- Yes, extreme temperatures or moisture can potentially damage the electrical components of the seat heater system, leading to issues like circuit failure and triggering the B2964 fault code.

9. How long does it typically take to repair OBDII code B2964 in a Lincoln for Passenger Seat Heater Feedback Circuit Failure?

- The repair time can vary depending on the exact cause of the issue. Simple fixes like replacing a fuse may take minutes, while more complex repairs like replacing a faulty module or sensor may take longer.

10. Is it necessary to visit a dealership or can an independent mechanic address OBDII code B2964 in a Lincoln related to Passenger Seat Heater Feedback Circuit Failure?

- An independent mechanic with experience in automotive electrical systems should be able to diagnose and repair this issue. However, a dealership may have specialized knowledge and tools for Lincoln vehicles.

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