Engine-CodesFord – B1436 Ford

B1436 Ford Code - Wiper Hi/Low Speed Relay Coil Circuit Short To Battery

Quick Answer

The B1436 Ford code indicates a problem with the Wiper Hi/Low Speed Relay Coil Circuit Short To Battery. Common causes include Short circuit in the relay coil circuit, Faulty wiper motor, Corrosion or loose connections in the wiring. 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
B1436 Ford indicates Wiper Hi/Low Speed Relay Coil Circuit Short To Battery.
Common causes
Common causes include Short circuit in the relay coil circuit, Faulty wiper motor, Corrosion or loose connections in the wiring.
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 08, 2024
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Code B1436 Ford Description

The B1436 Ford code indicates a problem with the Wiper Hi/Low Speed Relay Coil Circuit Short To Battery. This means that there is a short circuit in the circuit that controls the wiper motor's speed, leading to the wipers not functioning properly. The wiper motor relies on different speed settings to adjust the rate at which the wipers move across the windshield, and a short circuit in the relay coil circuit can disrupt this process.

OBDII Code B1436 Ford - Wiper Hi/Low Speed Relay Coil Circuit Short To Battery
B1436 Ford Code - Wiper Hi/Low Speed Relay Coil Circuit Short To Battery

Common Causes of B1436 Ford

  1. Short circuit in the relay coil circuit.
  2. Faulty wiper motor.
  3. Corrosion or loose connections in the wiring.
  4. Water intrusion into the wiper system.
  5. Electrical issues in the vehicle's system.

Symptoms of B1436 Ford

  1. Wipers only work at one speed.
  2. Wipers fail to respond to speed adjustments.
  3. Intermittent wiper operation.
  4. Wipers not working at all.
  5. Wipers working erratically.

How to Fix B1436 Ford

  1. Begin by diagnosing the specific cause of the short circuit in the relay coil circuit.
  2. Inspect the wiper motor and wiring for any signs of damage or corrosion.
  3. Repair or replace any damaged components, such as the wiper motor or wiring harness.
  4. Clear any water intrusion from the wiper system and ensure proper sealing.
  5. Test the wiper system to verify that the issue has been resolved and that the wipers are functioning correctly.

Cost to Fix B1436 Ford

The typical repair costs for addressing the B1436 Ford code can range from $150 to $400, depending on the extent of the damage and the parts that need to be replaced. This estimate includes the cost of parts and labor, with labor rates typically ranging from $80 to $150 per hour. However, it's essential to note that specific repair costs can vary based on factors such as the vehicle's make and model, the location of the repair shop, and the type of engine in the vehicle. It is advisable to obtain a detailed quote from a trusted auto repair shop to get a more accurate estimate for resolving this issue.

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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 B1436 Ford Code

1. What are the common symptoms associated with OBDII code B1436 in a Ford related to the Wiper Hi/Low Speed Relay Coil Circuit Short To Battery?

The common symptoms include malfunctioning wiper speeds, wipers not working at all, or wipers getting stuck at a particular speed.

2. What can cause the OBDII code B1436 in a Ford indicating a Wiper Hi/Low Speed Relay Coil Circuit Short To Battery?

The code B1436 in a Ford is often caused by a short circuit in the wiper hi/low speed relay coil circuit, which leads to the relay coil receiving constant power from the battery.

3. How can I diagnose the OBDII code B1436 related to the Wiper Hi/Low Speed Relay Coil Circuit Short To Battery in my Ford?

Diagnosing this issue involves using a multimeter to test the relay coil circuit for continuity and checking for any visible signs of wire damage or shorts.

4. What are some repair tips for fixing the OBDII code B1436 in a Ford due to a Wiper Hi/Low Speed Relay Coil Circuit Short To Battery?

Repairing this issue may involve repairing or replacing damaged wires in the relay coil circuit, checking and repairing the relay itself, and ensuring proper electrical connections.

5. Is it safe to continue driving my Ford with the OBDII code B1436 related to the Wiper Hi/Low Speed Relay Coil Circuit Short To Battery?

It is not recommended to drive the vehicle with this issue, as it can lead to potential safety hazards if the wipers fail to operate correctly during adverse weather conditions.

6. Can resetting the OBDII code B1436 in a Ford resolve the Wiper Hi/Low Speed Relay Coil Circuit Short To Battery problem?

Resetting the code may temporarily clear the error message, but it will not fix the underlying issue causing the Wiper Hi/Low Speed Relay Circuit Short To Battery problem.

7. How much does it typically cost to repair the OBDII code B1436 in a Ford related to the Wiper Hi/Low Speed Relay Coil Circuit Short To Battery?

The cost of repair can vary depending on the extent of the damage and whether you choose to do the repairs yourself or take your vehicle to a professional mechanic.

8. Are there any preventive measures I can take to avoid encountering the OBDII code B1436 in my Ford due to the Wiper Hi/Low Speed Relay Coil Circuit Short To Battery?

Regularly inspecting the wiper system, avoiding overloading the wipers, and addressing any electrical issues promptly can help prevent the occurrence of this code.

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