AutoCodes – Generic – B2418

B2418 Code - Headlight Beam Level Control Motor Right Malfunction

Quick Answer

The Headlight Swivel Motor (leveling portion) receives a signal from the Adaptive Front-lighting System (AFS) ECU to operate. Common causes include Faulty Headlight Swivel Motor Right (leveling portion), Headlight Swivel Motor Right harness is open or shorted, Headlight Swivel Motor Right 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: B2418 indicates Headlight Beam Level Control Motor Right Malfunction.
Common causes: Common causes include Faulty Headlight Swivel Motor Right (leveling portion), Headlight Swivel Motor Right harness is open or shorted, Headlight Swivel Motor Right 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 2,785

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 Dec 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2418 Description

The Headlight Swivel Motor (leveling portion) receives a signal from the Adaptive Front-lighting System (AFS) ECU to operate. The AFS ECU receives a signal indicating the operating conditions of the Headlight Swivel Motor (leveling portion).

OBDII Code B2418 - Headlight Beam Level Control Motor Right Malfunction - AutoCodes.com — B2418 Code - Headlight Beam Level Control Motor Right Malfunction

What does this mean?

What are the Possible Causes of the DTC B2418?

Faulty Headlight Swivel Motor Right (leveling portion)
Headlight Swivel Motor Right harness is open or shorted
Headlight Swivel Motor Right circuit poor electrical connection
Faulty Adaptive Front-lighting System (AFS) ECU

How to Fix the DTC B2418?

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 B2418 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 B2418 code?

Need more information on how to fix the B2418 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2418 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B2418 Lexus — Headlight Beam Level Control Motor Right Malfunction
B2418 Toyota — Headlight Beam Level Control Motor Right Malfunction

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 B2418 Code

1. What are common symptoms of OBDII code B2418 (Headlight Beam Level Control Motor Right Malfunction)?

- Common symptoms include malfunctioning or misaligned right headlight beam level control, uneven headlight beam pattern, and dashboard warning light.

2. What are the possible causes of OBDII code B2418?

- The code B2418 can be triggered by a faulty headlight beam level control motor on the right side, wiring issues, or a malfunction in the headlight leveling system.

3. How can I diagnose the cause of OBDII code B2418?

- Diagnose by visually inspecting the headlight beam level control motor and its wiring for any damage, testing the motor's functionality, and checking the headlight leveling system for proper operation.

4. Can I drive my vehicle with OBDII code B2418 illuminated?

- It is safe to drive the vehicle with this code, but it is recommended to have the issue diagnosed and repaired promptly to ensure proper headlight functionality.

5. What are the repair options for OBDII code B2418?

- Repair options include replacing the malfunctioning headlight beam level control motor, repairing damaged wiring, or addressing any issues in the headlight leveling system.

6. Is it possible to reset OBDII code B2418 without repairs?

- While clearing the code may temporarily turn off the warning light, it is crucial to address the root cause to prevent further issues with the headlight beam control system.

7. Can a DIY enthusiast fix OBDII code B2418 at home?

- Depending on the skill level, DIY enthusiasts may be able to replace the headlight beam level control motor or address minor wiring issues. However, complex repairs may require professional help.

8. How much does it cost to repair OBDII code B2418 at a mechanic or dealership?

- The cost of repairing OBDII code B2418 can vary based on the cause of the issue, but it may range from $100 to $500, including parts and labor.

9. How often does OBDII code B2418 occur in vehicles?

- OBDII code B2418 related to the Headlight Beam Level Control Motor Right Malfunction is relatively common in vehicles equipped with headlight leveling systems.

10. Is it necessary to have the headlight beam level control system recalibrated after repairing OBDII code B2418?

- It is recommended to have the headlight beam level control system recalibrated after any repairs to ensure proper alignment and functionality of the headlights.