AutoCodesRAM – B286A RAM

B286A RAM Code - Left Headlamp Swiveling Motor

Quick Answer

The Left and Right Headlamp Swiveling Motors are used to control the horizontal movement of the Front Headlamps. Common causes include Faulty Left Headlamp Swiveling Motor, Left Headlamp Swiveling Motor harness is open or shorted, Left Headlamp Swiveling Motor 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
B286A RAM indicates Left Headlamp Swiveling Motor.
Common causes
Common causes include Faulty Left Headlamp Swiveling Motor, Left Headlamp Swiveling Motor harness is open or shorted, Left Headlamp Swiveling Motor 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 544
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 17, 2020
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Code B286A RAM Description

The Left and Right Headlamp Swiveling Motors are used to control the horizontal movement of the Front Headlamps. The Adaptive Front Lighting System (AFLS) Module controls these motors via a LIN BUS circuit. The Headlamp Swiveling Motors are integrated into both the Left and Right Headlamp Housings. If a motor is defective, the entire assembly must be replaced. The Diagnostic Trouble Code (DTC) sets when the Adaptive Front Lighting System (AFLS) Module detects an internal failure in the Headlamp Swiveling Motor.
OBDII Code B286A RAM - Left Headlamp Swiveling Motor - AutoCodes.com
B286A RAM Code - Left Headlamp Swiveling Motor

What are the Possible Causes of the DTC B286A RAM?

  • Faulty Left Headlamp Swiveling Motor
  • Left Headlamp Swiveling Motor harness is open or shorted
  • Left Headlamp Swiveling Motor circuit poor electrical connection

How to Fix the DTC B286A RAM?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B286A RAM 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 B286A RAM Code

1. What does the OBDII code B286A mean?

The B286A code indicates a malfunction in the left headlamp swiveling motor circuit, typically found in vehicles with adaptive headlamps.

2. What are common symptoms of the B286A code?

Common symptoms include the left headlamp not swiveling, adaptive headlamp warnings on the dashboard, and reduced visibility during cornering at night.

3. What causes the B286A code to appear?

This code can be caused by a faulty swiveling motor, damaged wiring or connectors, a blown fuse, or issues with the vehicle’s headlamp control module.

4. How can I diagnose the B286A code?

Diagnose the code by inspecting the swiveling motor, testing the wiring and connectors for damage or loose connections, and scanning the vehicle with an OBDII tool for related codes.

5. Can I drive with the B286A code active?

Yes, you can drive with this code, but the adaptive headlamp feature will not function properly, potentially reducing visibility during nighttime cornering.

6. How is the B286A code typically repaired?

Repairs may involve replacing the left headlamp swiveling motor, repairing damaged wiring or connectors, or reprogramming the headlamp control module.

7. How much does it cost to fix the B286A code?

Repair costs can vary but typically range from $150 to $400, depending on whether the swiveling motor or wiring needs replacement.

8. Can a bad headlamp bulb trigger the B286A code?

No, a faulty bulb will not directly trigger this code, but it may cause other headlamp-related issues.

9. What tools are needed to fix the B286A code?

You’ll typically need an OBDII scanner, a multimeter for electrical testing, and basic tools for accessing and inspecting the headlamp components.

10. Does the B286A code require reprogramming after repairs?

In some cases, reprogramming the headlamp control module or resetting the system may be necessary after repairing or replacing components.

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