Engine-CodesGeneric – B1447

B1447 Code - Wiper Park Sense Circuit Open

Quick Answer

The B1447 code indicates that there is an issue with the wiper park sense circuit being open. Common causes include Faulty wiper motor, Damaged wiring or connectors in the wiper park sense circuit, Malfunctioning wiper control module. 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
B1447 indicates Wiper Park Sense Circuit Open.
Common causes
Common causes include Faulty wiper motor, Damaged wiring or connectors in the wiper park sense circuit, Malfunctioning wiper control module.
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 09, 2024
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Code B1447 Description

The B1447 code indicates that there is an issue with the wiper park sense circuit being open. The wiper park sense circuit is responsible for determining the correct park position of the wipers when they are turned off. When this circuit is open, it means that there is a break in the electrical connection, preventing the wipers from correctly parking in the designated position. This can lead to the wipers not functioning properly, potentially causing visibility issues during rainy or snowy conditions.

OBDII Code B1447 - Wiper Park Sense Circuit Open
B1447 Code - Wiper Park Sense Circuit Open

Common Causes of B1447

  1. Faulty wiper motor.
  2. Damaged wiring or connectors in the wiper park sense circuit.
  3. Malfunctioning wiper control module.
  4. Corrosion in the electrical connections.
  5. Water damage to the wiper system components.

Symptoms of B1447

  1. Wipers not parking in the correct position.
  2. Wipers stopping in the middle of the windshield.
  3. Wipers not moving at all.
  4. Unusual wiper behavior, such as erratic movement or speed.

How to Fix B1447

  1. Begin by inspecting the wiper motor, wiring, and connectors for any visible damage or corrosion.
  2. Test the wiper park sense circuit with a multimeter to identify the open circuit.
  3. Repair or replace any damaged wiring or connectors in the wiper park sense circuit.
  4. If necessary, replace the wiper motor or wiper control module.
  5. Clear the diagnostic trouble codes and test the wipers to ensure they park correctly.

Cost to Fix B1447

The typical repair costs for addressing a wiper park sense circuit open issue can vary depending on the specific cause of the problem and the extent of the damage. On average, the repair cost for this issue can range from $150 to $300, including parts and labor. However, it's important to note that the actual cost can be higher or lower based on factors such as the vehicle make and model, the location of the repair shop, and the rates charged by the technician. It's recommended to obtain a detailed quote from a reputable auto repair shop to get a more accurate estimate for the repair.

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Code B1447 Information for Specific Makes

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 B1447 Code

1. What are the common symptoms of OBDII code B1447, Wiper Park Sense Circuit Open?

The common symptoms of code B1447 include malfunctioning wiper park functionality, wipers not returning to the correct position, and potential issues with the wiper motor.

2. What can cause the Wiper Park Sense Circuit Open fault code B1447?

This code is typically triggered by a fault in the wiper park sense circuit, which can be caused by damaged wiring, a faulty wiper motor, or a defective wiper park sensor.

3. How can I diagnose the Wiper Park Sense Circuit Open issue causing OBDII code B1447?

To diagnose this issue, you can perform a visual inspection of the wiper system components, check the wiring for any damage, test the wiper motor, and verify the operation of the wiper park sensor.

4. Can a DIY enthusiast repair the Wiper Park Sense Circuit Open fault code B1447?

Depending on your level of automotive repair experience, you may be able to repair the Wiper Park Sense Circuit Open issue yourself by replacing damaged wiring, the wiper park sensor, or the wiper motor. However, professional diagnosis and repair may be required for more complex issues.

5. Are there any quick tips to troubleshoot OBDII code B1447, Wiper Park Sense Circuit Open?

Quick troubleshooting tips include checking the wiper fuse, inspecting the wiper motor connections, ensuring the wiper blades move freely, and testing the wiper park sensor for proper operation.

6. What are the potential risks of ignoring OBDII code B1447, Wiper Park Sense Circuit Open?

Ignoring this code may lead to continued wiper malfunction, potentially affecting visibility during adverse weather conditions and compromising overall driving safety.

7. Can extreme weather conditions affect the Wiper Park Sense Circuit Open fault code B1447?

Yes, extreme weather conditions such as heavy rain, snow, or ice can put additional strain on the wiper system, potentially exacerbating issues related to the wiper park sense circuit.

8. Is there a common fix for resolving OBDII code B1447, Wiper Park Sense Circuit Open?

A common fix for this code involves repairing or replacing any damaged wiring, addressing issues with the wiper motor, and ensuring proper functioning of the wiper park sensor to restore normal wiper operation.

9. How long does it typically take to repair OBDII code B1447, Wiper Park Sense Circuit Open?

The repair time for this code can vary depending on the exact cause of the issue and the complexity of the repair. Simple fixes like replacing a fuse may take minutes, while more involved repairs could take several hours.

10. Are there any recalls or technical service bulletins related to OBDII code B1447, Wiper Park Sense Circuit Open?

It is advisable to check with the vehicle manufacturer or a trusted automotive repair database to see if there are any recalls or technical service bulletins related to the Wiper Park Sense Circuit Open fault code B1447 for your specific vehicle make and model.

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