AutoCodes – Generic – B1436

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

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: B1436 indicates Wiper Hi/Low Speed Relay Coil Circuit Short To Battery.
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 9,006

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 B1436 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 B1436 - Wiper Hi/Low Speed Relay Coil Circuit Short To Battery - AutoCodes.com — B1436 Code - Wiper Hi/Low Speed Relay Coil Circuit Short To Battery

What does this mean?

What are the Possible Causes of the DTC B1436?

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 B1436?

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 B1436 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 B1436 code?

Need more information on how to fix the B1436 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1436 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1436 Ford — Wiper Hi/Low Speed Relay Coil Circuit Short To Battery
B1436 Lincoln — Wiper Hi/Low Speed Relay Coil Circuit Short To Battery
B1436 Mercury — Wiper Hi/Low Speed Relay Coil Circuit Short To Battery

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 Code

1. What are the common symptoms of OBDII code B1436 (Wiper Hi/Low Speed Relay Coil Circuit Short To Battery)?

- Common symptoms include malfunctioning wiper speeds, wipers not working at all, or wipers only working at one speed.

2. What are the possible causes of OBDII code B1436?

- The code B1436 can be caused by a short circuit in the wiper hi/low speed relay coil circuit, a faulty wiper relay, or damaged wiring.

3. How can I diagnose OBDII code B1436?

- To diagnose code B1436, you can use a scan tool to read the code, inspect the wiper relay and related wiring for any visible damage, and perform a continuity test to check for short circuits.

4. What is the repair process for OBDII code B1436?

- The repair process for code B1436 involves locating and repairing the short circuit in the wiper hi/low speed relay coil circuit, replacing the faulty wiper relay if necessary, and repairing any damaged wiring.

5. Can I drive my vehicle with OBDII code B1436?

- It is not recommended to drive your vehicle with OBDII code B1436, as it can lead to malfunctioning windshield wipers, compromising your visibility during adverse weather conditions.

6. How much does it typically cost to repair OBDII code B1436?

- The cost to repair OBDII code B1436 can vary depending on the extent of the damage and the specific repairs needed. It is advisable to consult a professional mechanic for an accurate estimate.

7. Are there any DIY tips for fixing OBDII code B1436?

- DIY tips for fixing code B1436 include checking and cleaning the wiper relay connections, inspecting the wiring for any visible damage, and ensuring all connections are secure.

8. Is OBDII code B1436 a common issue in certain vehicle makes and models?

- OBDII code B1436 can be a common issue in vehicles that experience electrical problems, particularly in the windshield wiper system. It may vary in frequency across different makes and models.

9. Can extreme weather conditions contribute to triggering OBDII code B1436?

- Extreme weather conditions, such as heavy rain or snow, can potentially exacerbate existing issues in the wiper system, leading to the triggering of OBDII code B1436.

10. How can I prevent OBDII code B1436 from recurring?

- To prevent OBDII code B1436 from recurring, ensure regular maintenance of your vehicle's wiper system, address any electrical issues promptly, and inspect the wiper relay and wiring periodically for signs of wear or damage.