AutoCodes – Lincoln – B1437 Lincoln

B1437 Lincoln Code - Wiper Hi/Low Speed Relay Coil Circuit Short To Ground

Quick Answer

The Body Control Module (BCM) monitors the Wiper Hi/Low Speed Relay Coil. Common causes include Faulty Wiper Hi/Low Speed Relay Coil, Wiper Hi/Low Speed Relay Coil harness is open or shorted, Wiper Hi/Low Speed Relay Coil 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: B1437 Lincoln indicates Wiper Hi/Low Speed Relay Coil Circuit Short To Ground.
Common causes: Common causes include Faulty Wiper Hi/Low Speed Relay Coil, Wiper Hi/Low Speed Relay Coil harness is open or shorted, Wiper Hi/Low Speed Relay Coil 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.

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Code Popularity 688

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 09, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1437 Lincoln Description

The Body Control Module (BCM) monitors the Wiper Hi/Low Speed Relay Coil. The BCM sets the OBDII code when the Wiper Hi/Low Speed Relay Coil is not to factory specifications.

OBDII Code B1437 Lincoln - Wiper Hi/Low Speed Relay Coil Circuit Short To Ground - AutoCodes.com — B1437 Lincoln Code - Wiper Hi/Low Speed Relay Coil Circuit Short To Ground

What does this mean?

What are the Possible Causes of the DTC B1437 Lincoln?

Faulty Wiper Hi/Low Speed Relay Coil
Wiper Hi/Low Speed Relay Coil harness is open or shorted
Wiper Hi/Low Speed Relay Coil circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1437 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 B1437 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 B1437 Lincoln code?

Need more information on how to fix the B1437 Lincoln code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1437 Lincoln 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 B1437 Lincoln Code

1. What are common symptoms of OBDII code B1437 Lincoln (Wiper Hi/Low Speed Relay Coil Circuit Short To Ground)?

- Common symptoms include inoperative wipers, wipers only working at one speed, or wipers not turning off.

2. What causes the OBDII code B1437 Lincoln to occur?

- The code is typically triggered by a short to ground in the wiper hi/low speed relay coil circuit.

3. How can I diagnose the issue related to OBDII code B1437 Lincoln?

- Diagnosis involves inspecting the wiper relay, checking for damaged wiring, and testing the relay coil for continuity.

4. Can a faulty wiper motor cause the OBDII code B1437 Lincoln to be set?

- Yes, a faulty wiper motor or its wiring can cause the code to be triggered due to issues with the wiper hi/low speed relay circuit.

5. What are some repair tips for fixing OBDII code B1437 Lincoln?

- Repair tips include checking and repairing any damaged wiring, replacing the wiper relay if necessary, and ensuring proper grounding of the circuit.

6. Is it safe to continue driving with the OBDII code B1437 Lincoln present?

- It is not recommended to drive with this code active, as it can lead to malfunctioning wipers which can affect visibility during inclement weather.

7. Can I reset the OBDII code B1437 Lincoln by simply clearing the code with a diagnostic scanner?

- Clearing the code may temporarily remove the warning light, but the underlying issue causing the code will need to be addressed to prevent it from reoccurring.

8. Are there any recalls or service bulletins related to the OBDII code B1437 Lincoln?

- It is recommended to check with a Lincoln dealership or online resources for any recalls or service bulletins related to this specific OBDII code.

9. How long does it typically take to repair the issue causing OBDII code B1437 Lincoln?

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

10. Can I fix the OBDII code B1437 Lincoln myself, or should I take it to a professional mechanic?

- While some DIY enthusiasts may be able to diagnose and repair the issue themselves, it is recommended to consult a professional mechanic for accurate diagnosis and proper repair of this code.