Engine-CodesGeneric – U1714

U1714 Code - Driver Power Window Low Speed Serial Data Line Or Sensor Circuit

Quick Answer

The U1714 diagnostic trouble code (DTC) refers to an issue with the driver power window low-speed serial data line or sensor circuit in the vehicle. Common causes include Faulty driver power window control module, Damaged wiring or connectors in the power window circuit, Corrosion or poor connection in the sensor circuit. 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
U1714 indicates Driver Power Window Low Speed Serial Data Line Or Sensor Circuit.
Common causes
Common causes include Faulty driver power window control module, Damaged wiring or connectors in the power window circuit, Corrosion or poor connection in the sensor circuit.
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.
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code U1714 Description

The U1714 diagnostic trouble code (DTC) refers to an issue with the driver power window low-speed serial data line or sensor circuit in the vehicle. This code indicates a problem with the communication between the driver power window control module and other related components in the system. The power window system relies on data communication to function properly, and any disruption in this communication can lead to issues with window operation.

OBDII Code U1714 - Driver Power Window Low Speed Serial Data Line Or Sensor Circuit
U1714 Code - Driver Power Window Low Speed Serial Data Line Or Sensor Circuit

Common Causes of U1714

  1. Faulty driver power window control module.
  2. Damaged wiring or connectors in the power window circuit.
  3. Corrosion or poor connection in the sensor circuit.
  4. Defective power window motor or regulator.
  5. Issues with the vehicle's electrical system causing communication errors.

Symptoms of U1714

  1. Slow or erratic movement of the driver power window.
  2. Inability to control the driver power window using the switch.
  3. Window getting stuck in a partially open or closed position.
  4. Unusual noises coming from the power window mechanism.
  5. Illumination of the power window warning light on the instrument panel.

How to Fix U1714

  1. Perform a thorough inspection of the driver power window system to identify the source of the communication issue.
  2. Test the wiring, connectors, and components associated with the power window control module for continuity and proper operation.
  3. Repair or replace any damaged wiring, connectors, or components as needed.
  4. Reset the power window control module and reinitialize the system to ensure proper communication.
  5. Clear the DTC and test the power window system to confirm that the issue has been resolved.

Cost to Fix U1714

The cost of repairing the driver power window low-speed serial data line or sensor circuit issue can vary depending on the extent of the problem and the specific repairs required. In general, the parts needed for this repair, such as wiring, connectors, or components, may range from $50 to $200. Labor costs at auto repair shops typically range from $80 to $150 per hour, and the total repair bill could amount to $150 to $500 or more, including parts and labor.

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Code U1714 Information for Specific Makes

  • U1714 Buick — Driver Power Window Low Speed Serial Data Line Or Sensor Circuit
  • U1714 Cadillac — Driver Power Window Low Speed Serial Data Line Or Sensor Circuit
  • U1714 Chevrolet — Driver Power Window Low Speed Serial Data Line Or Sensor Circuit
  • U1714 GMC — Driver Power Window Low Speed Serial Data Line Or Sensor Circuit
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 U1714 Code

1. What are the common symptoms of OBDII code U1714?

- Common symptoms include the power window not operating properly, slow window movement, or complete failure of the driver power window.

2. What can cause the U1714 code to trigger?

- The U1714 code can be triggered by issues such as a faulty power window motor, damaged wiring in the window circuit, or a malfunctioning window control module.

3. How do you diagnose the U1714 code?

- Diagnosing the U1714 code typically involves using a scan tool to identify the specific fault in the driver power window system, checking the wiring and connections, and testing the power window motor.

4. What are some repair tips for fixing the U1714 code?

- Repair tips for fixing the U1714 code may include repairing or replacing damaged wiring, replacing the power window motor, resetting the window control module, or reprogramming the window system.

5. Can I still drive my vehicle with the U1714 code present?

- It is generally safe to drive your vehicle with the U1714 code present, but it is recommended to address the issue promptly to avoid further damage to the power window system.

6. How much does it cost to repair the U1714 code?

- The cost of repairing the U1714 code can vary depending on the underlying issue, but it may range from a simple wiring repair cost to a more expensive power window motor replacement cost.

7. Can the U1714 code be triggered by a blown fuse?

- Yes, a blown fuse in the power window circuit can also trigger the U1714 code, so it is important to check and replace any blown fuses as part of the diagnostic process.

8. Will resetting the vehicle's computer clear the U1714 code?

- Resetting the vehicle's computer may temporarily clear the U1714 code, but if the underlying issue is not addressed, the code is likely to reappear once the system detects the fault again.

9. Is the U1714 code exclusive to driver power window issues?

- Yes, the U1714 code specifically relates to driver power window low-speed serial data line or sensor circuit problems, indicating an issue within the driver power window system.

10. Can a DIY enthusiast fix the U1714 code at home?

- Depending on the DIY enthusiast's skill level and access to tools, it may be possible to address the U1714 code at home by following repair guides, but complex issues may require professional assistance.

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