AutoCodes – Mercury – B14B6 Mercury

B14B6 Mercury Code - Snow Plow Output Circuit Short

Quick Answer

The Body Control Module (BCM) monitors the Snow Plow Output Circuit. Common causes include Faulty Rear Heated Seats/Customer Access Relay, Rear Heated Seats/Customer Access Relay harness is open or shorted, Rear Heated Seats/Customer Access Relay 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: B14B6 Mercury indicates Snow Plow Output Circuit Short.
Common causes: Common causes include Faulty Rear Heated Seats/Customer Access Relay, Rear Heated Seats/Customer Access Relay harness is open or shorted, Rear Heated Seats/Customer Access Relay 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 725

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 15, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code B14B6 Mercury Description

The Body Control Module (BCM) monitors the Snow Plow Output Circuit. This DTC sets in the BCM if the voltage is detected or no current draw is detected on the Rear Heated Seats/Customer Access Relay control circuit.

OBDII Code B14B6 Mercury - Snow Plow Output Circuit Short - AutoCodes.com — B14B6 Mercury Code - Snow Plow Output Circuit Short

What does this mean?

What are the Possible Causes of the DTC B14B6 Mercury?

Faulty Rear Heated Seats/Customer Access Relay
Rear Heated Seats/Customer Access Relay harness is open or shorted
Rear Heated Seats/Customer Access Relay circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B14B6 Mercury?

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 does this mean?

Code Tech Notes

B14B6:12 Snow Plow Output Circuit Short To Battery
B14B6:14 Snow Plow Output Circuit Short To Ground or Open

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B14B6 Mercury 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.

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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 B14B6 Mercury Code

1. What are the common symptoms of an OBDII code B14B6 Mercury Snow Plow Output Circuit Short?

The common symptoms include issues with the snow plow operation, such as erratic or non-functional movement.

2. What are the possible causes of the OBDII code B14B6 Mercury Snow Plow Output Circuit Short?

Possible causes include damaged wiring, a faulty snow plow controller, or a short circuit in the output circuit.

3. How can I diagnose the OBDII code B14B6 Mercury Snow Plow Output Circuit Short?

You can use a multimeter to check for continuity in the wiring, inspect the snow plow controller for any visible damage, and test the circuit for shorts.

4. Can I still use my snow plow if the OBDII code B14B6 is present?

It is not recommended to use the snow plow with this code present, as it may lead to further damage or safety hazards.

5. How can I repair the OBDII code B14B6 Mercury Snow Plow Output Circuit Short?

Repairing the issue involves fixing any damaged wiring, replacing the snow plow controller if necessary, and ensuring there are no short circuits in the output circuit.

6. Is it safe to drive my vehicle with the OBDII code B14B6 Mercury Snow Plow Output Circuit Short?

It is not safe to drive the vehicle with this code present, especially if it affects the snow plow operation, as it can pose a safety risk.

7. Can a DIY enthusiast fix the OBDII code B14B6 Mercury Snow Plow Output Circuit Short?

Depending on your experience and knowledge of automotive electrical systems, you may be able to fix this issue yourself by following proper diagnostic and repair procedures.

8. How much does it typically cost to repair the OBDII code B14B6 Mercury Snow Plow Output Circuit Short?

The cost of repair can vary depending on the extent of the damage and whether any parts need replacement, but it is advisable to consult a professional for an accurate estimate.

9. Will resetting the OBDII code B14B6 Mercury Snow Plow Output Circuit Short make it go away permanently?

Simply resetting the code may temporarily clear the error, but if the underlying issue is not addressed, the code is likely to reappear.

10. How can I prevent the OBDII code B14B6 Mercury Snow Plow Output Circuit Short from occurring again in the future?

Regular maintenance and inspection of the snow plow system, including checking the wiring and connections, can help prevent this code from reoccurring.