AutoCodes – Ford – B1451 Ford

B1451 Ford Code - Wiper Wash/Delay Switch Circuit Open

Quick Answer

The Body Control Module (BCM) monitors the Wiper Wash/Delay Switch. Common causes include Faulty Wiper Wash/Delay Switch, Wiper Wash/Delay Switch harness is open or shorted, Wiper Wash/Delay Switch 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
B1451 Ford indicates Wiper Wash/Delay Switch Circuit Open.
Common causes
Common causes include Faulty Wiper Wash/Delay Switch, Wiper Wash/Delay Switch harness is open or shorted, Wiper Wash/Delay Switch 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 1,234
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 12, 2019
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Code B1451 Ford Description

The Body Control Module (BCM) monitors the Wiper Wash/Delay Switch. The BCM sets the OBDII code when the Wiper Wash/Delay Switch is not to factory specifications.
OBDII Code B1451 Ford - Wiper Wash/Delay Switch Circuit Open - AutoCodes.com
B1451 Ford Code - Wiper Wash/Delay Switch Circuit Open

What are the Possible Causes of the DTC B1451 Ford?

  • Faulty Wiper Wash/Delay Switch
  • Wiper Wash/Delay Switch harness is open or shorted
  • Wiper Wash/Delay Switch circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B1451 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 B1451 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 B1451 Ford code?

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Need Help with the Code?

Get the B1451 Ford code diagnosed by a professional: Find a repair shop in your area

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 B1451 Ford Code

1. What are the common symptoms of OBDII code B1451 for the Wiper Wash/Delay Switch Circuit Open in a Ford vehicle?

- Common symptoms include inoperative wiper wash function, malfunctioning wiper delay settings, and potential issues with the wiper control system.

2. What are the possible causes of the OBDII code B1451 indicating a Wiper Wash/Delay Switch Circuit Open in a Ford car?

- Causes may include a faulty wiper wash/delay switch, damaged wiring or connectors in the circuit, or a malfunctioning wiper control module.

3. How can I diagnose the Wiper Wash/Delay Switch Circuit Open issue related to OBDII code B1451 in my Ford vehicle?

- Diagnose by inspecting the wiper wash/delay switch, checking the wiring for any visible damage, and testing the circuit with a multimeter for continuity and proper voltage.

4. Can a DIY enthusiast repair the Wiper Wash/Delay Switch Circuit Open problem associated with OBDII code B1451 in a Ford car?

- Depending on the skill level, DIY enthusiasts may be able to repair this issue by replacing the faulty switch, repairing damaged wiring, or addressing any loose connections in the circuit.

5. Is it safe to continue driving my Ford vehicle with the OBDII code B1451 for the Wiper Wash/Delay Switch Circuit Open?

- It is generally safe to drive, but it is recommended to address the issue promptly to ensure proper functioning of the wiper system, especially during adverse weather conditions.

6. What are some tips for preventing the recurrence of the Wiper Wash/Delay Switch Circuit Open problem indicated by OBDII code B1451 in a Ford car?

- Regularly inspect and maintain the wiper system components, avoid overloading the wiper wash function, and ensure all electrical connections are secure to prevent future issues.

7. How long does it typically take to repair the Wiper Wash/Delay Switch Circuit Open problem causing OBDII code B1451 in a Ford vehicle?

- The repair time can vary depending on the exact cause of the issue, but it may take anywhere from 1 to 3 hours for a professional technician to diagnose and fix the problem.

8. Are there any specific Ford models known to be more prone to experiencing the Wiper Wash/Delay Switch Circuit Open issue triggering OBDII code B1451?

- While the issue can occur in various Ford models, some older vehicles or those exposed to harsh environmental conditions may be more susceptible to developing this problem.

9. What is the typical cost range for repairing the Wiper Wash/Delay Switch Circuit Open issue associated with OBDII code B1451 in a Ford vehicle?

- The repair costs can vary based on the extent of the damage and the specific components needing replacement, but it may range from $100 to $300 at a repair shop.

10. Can resetting the OBDII system clear the B1451 code related to the Wiper Wash/Delay Switch Circuit Open in a Ford car?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear once the problem is detected again.

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