AutoCodes – Lincoln – B1409 Lincoln

B1409 Lincoln Code - Driver Power Window Up Circuit Short To Ground

Quick Answer

The driver power window is controlled by the Front Electronics Module (FEM). Common causes include Driver Power Window Regulator Electric Motor, Faulty Master Window Regulator Control Switch, Faulty Front Electronics Module (FEM). 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
B1409 Lincoln indicates Driver Power Window Up Circuit Short To Ground.
Common causes
Common causes include Driver Power Window Regulator Electric Motor, Faulty Master Window Regulator Control Switch, Faulty Front Electronics Module (FEM).
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 688
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 04, 2019
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Code B1409 Lincoln Description

The driver power window is controlled by the Front Electronics Module (FEM). The driver power window regulator control switch and motor are hardwired directly to the FEM. The FEM will read the window regulator control switch actuation and provide the corresponding output to the window motor. If one-touch operation is selected, the FEM powers the driver window motor for seven seconds or until the FEM senses the motor is stalled. If the window track, regulator or glass weatherstrips cause the glass to bind, the FEM may interpret this as a motor stalled condition and halt motor operation.
OBDII Code B1409 Lincoln - Driver Power Window Up Circuit Short To Ground - AutoCodes.com
B1409 Lincoln Code - Driver Power Window Up Circuit Short To Ground

What are the Possible Causes of the DTC B1409 Lincoln?

  • Driver Power Window Regulator Electric Motor
  • Faulty Master Window Regulator Control Switch
  • Faulty Front Electronics Module (FEM)
  • Master Window Regulator Control Switch harness is open or shorted
  • Master Window Regulator Control Switch circuit poor electrical connection

How to Fix the DTC B1409 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 B1409 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.

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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 B1409 Lincoln Code

1. What are the common symptoms of OBDII code B1409 in a Lincoln related to the Driver Power Window Up Circuit Short To Ground?

- Common symptoms may include the power window not operating properly or being stuck in the down position.

2. What are the possible causes of the Driver Power Window Up Circuit Short To Ground issue in a Lincoln triggering OBDII code B1409?

- Causes can range from damaged wiring or connectors to a faulty power window switch or motor.

3. How can I diagnose the Driver Power Window Up Circuit Short To Ground problem in my Lincoln when OBDII code B1409 is detected?

- You can start by visually inspecting the wiring and connectors for any damage, testing the power window switch, and checking the power window motor for proper operation.

4. Is it safe to continue driving my Lincoln with the OBDII code B1409 related to the Driver Power Window Up Circuit Short To Ground issue?

- It is not recommended to drive with this issue, as it can result in the power window becoming inoperable, affecting visibility and safety.

5. Can I repair the Driver Power Window Up Circuit Short To Ground problem in my Lincoln myself?

- If you have experience with automotive electrical systems, you may be able to diagnose and repair the issue yourself. Otherwise, it's best to seek professional help.

6. What are some tips for repairing the Driver Power Window Up Circuit Short To Ground issue in a Lincoln?

- Tips include checking and repairing any damaged wiring, ensuring proper connections, and testing the power window switch and motor for functionality.

7. Could extreme weather conditions contribute to triggering OBDII code B1409 in a Lincoln related to the Driver Power Window Up Circuit Short To Ground?

- Extreme weather conditions can potentially exacerbate existing issues with the power window system, but they are not typically the primary cause of this problem.

8. How much does it typically cost to repair the Driver Power Window Up Circuit Short To Ground issue in a Lincoln at a professional auto repair shop?

- The cost can vary depending on the specific cause of the problem, but it may involve diagnostic fees, parts replacement, and labor costs. It's best to get a quote from a trusted repair shop.

9. Are there any preventive measures I can take to avoid encountering the Driver Power Window Up Circuit Short To Ground issue in my Lincoln in the future?

- Regularly inspecting the power window system, addressing any issues promptly, and avoiding overloading the power window motor can help prevent this problem.

10. Can resetting the OBDII system clear the B1409 code related to the Driver Power Window Up Circuit Short To Ground in a Lincoln?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear. It's important to diagnose and fix the root cause of the problem.

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