AutoCodes – RAM – B2877 RAM

B2877 RAM Code - Right Headlamp Swiveling Position Sensor General Electrical Failure

Quick Answer

The Left and Right Headlamp Swiveling Motors are used to control the horizontal movement of the Front Headlamps. Common causes include Faulty Right Headlamp Swiveling Motor, Right Headlamp Swiveling Motor harness is open or shorted, Right 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
B2877 RAM indicates Right Headlamp Swiveling Position Sensor General Electrical Failure.
Common causes
Common causes include Faulty Right Headlamp Swiveling Motor, Right Headlamp Swiveling Motor harness is open or shorted, Right 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 401
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 18, 2020
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Code B2877 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 B2877 RAM - Right Headlamp Swiveling Position Sensor General Electrical Failure - AutoCodes.com
B2877 RAM Code - Right Headlamp Swiveling Position Sensor General Electrical Failure

What are the Possible Causes of the DTC B2877 RAM?

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

How to Fix the DTC B2877 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2877 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 B2877 RAM Code

1. What are the common symptoms of OBDII code B2877 RAM related to the Right Headlamp Swiveling Position Sensor General Electrical Failure?

- The common symptoms include malfunctioning swiveling headlamp movement, erratic headlamp positioning, or complete failure of the headlamp swiveling system.

2. What are the possible causes of OBDII code B2877 RAM indicating Right Headlamp Swiveling Position Sensor General Electrical Failure?

- The code can be triggered by issues such as a faulty headlamp swiveling position sensor, damaged wiring or connectors in the headlamp system, or electrical failures within the system.

3. How can I diagnose the OBDII code B2877 RAM for Right Headlamp Swiveling Position Sensor General Electrical Failure?

- Diagnosis involves using a compatible OBDII scanner to retrieve the code, inspecting the headlamp swiveling components for any visible damage, and testing the electrical circuits for continuity.

4. What are some repair tips for fixing OBDII code B2877 RAM associated with Right Headlamp Swiveling Position Sensor General Electrical Failure?

- Repair tips may include replacing the faulty headlamp swiveling position sensor, repairing or replacing damaged wiring or connectors, and ensuring proper calibration of the headlamp swiveling system after repairs.

5. Can I drive my vehicle with OBDII code B2877 RAM indicating Right Headlamp Swiveling Position Sensor General Electrical Failure?

- It is not recommended to drive the vehicle with this code unresolved, as it can affect the proper functioning of the headlamp swiveling system, potentially compromising visibility and safety.

6. How much does it typically cost to repair OBDII code B2877 RAM for Right Headlamp Swiveling Position Sensor General Electrical Failure?

- The repair cost can vary depending on the extent of the issue, parts needed for replacement, and labor charges. It is advisable to consult with a professional mechanic for an accurate estimate.

7. Is OBDII code B2877 RAM a common issue in vehicles with swiveling headlamp systems?

- While not as common as other OBDII codes, B2877 RAM related to Right Headlamp Swiveling Position Sensor General Electrical Failure can occur in vehicles equipped with advanced headlamp swiveling systems.

8. Can a DIY enthusiast fix OBDII code B2877 RAM for Right Headlamp Swiveling Position Sensor General Electrical Failure?

- Depending on their skill level and access to tools, a DIY enthusiast may be able to address simple issues like checking and repairing wiring connections. However, complex repairs may require professional assistance.

9. Are there any recalls related to OBDII code B2877 RAM associated with Right Headlamp Swiveling Position Sensor General Electrical Failure?

- It's advisable to check with the vehicle manufacturer or the National Highway Traffic Safety Administration (NHTSA) for any recalls related to this specific OBDII code and issue.

10. How can I prevent OBDII code B2877 RAM from occurring in the future for Right Headlamp Swiveling Position Sensor General Electrical Failure?

- Regular maintenance checks, prompt repairs of any headlamp system issues, and avoiding rough driving conditions can help prevent the recurrence of OBDII code B2877 RAM.

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