AutoCodes – RAM – B16D3 RAM

B16D3 RAM Code - Right DRL Lamp Control Circuit

Quick Answer

The Body Control Module (BCM) monitors the Right Daytime Running Lights (DRL) Lamp. Common causes include Faulty Right Front Headlamp Assembly, Right Front Headlamp Assembly harness is open or shorted, Right Front Headlamp Assembly 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: B16D3 RAM indicates Right DRL Lamp Control Circuit.
Common causes: Common causes include Faulty Right Front Headlamp Assembly, Right Front Headlamp Assembly harness is open or shorted, Right Front Headlamp Assembly 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 1,422

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 Jun 23, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code B16D3 RAM Description

The Body Control Module (BCM) monitors the Right Daytime Running Lights (DRL) Lamp. The BCM sets the OBDII code when the Right DRL Lamp is not to factory specifications.

OBDII Code B16D3 RAM - Right DRL Lamp Control Circuit - AutoCodes.com — B16D3 RAM Code - Right DRL Lamp Control Circuit

What does this mean?

What are the Possible Causes of the DTC B16D3 RAM?

Faulty Right Front Headlamp Assembly
Right Front Headlamp Assembly harness is open or shorted
Right Front Headlamp Assembly circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B16D3 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 does this mean?

Code Tech Notes

B16CF-11 RIGHT DRL LAMP CONTROL CIRCUIT SHORT TO GROUND
B16CF-15 RIGHT DRL LAMP CONTROL CIRCUIT SHORT TO BATTERY OR OPEN

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B16D3 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 B16D3 RAM Code

1. What are the common symptoms of OBDII code B16D3 RAM for the Right DRL Lamp Control Circuit?

The common symptoms include the right daytime running light (DRL) not working, flickering, or remaining on even when the vehicle is turned off.

2. What are the possible causes of OBDII code B16D3 RAM for the Right DRL Lamp Control Circuit?

Possible causes may include a faulty DRL lamp bulb, a damaged wiring harness, a defective DRL control module, or a problem with the vehicle's body control module.

3. How can I diagnose the issue related to OBDII code B16D3 RAM for the Right DRL Lamp Control Circuit?

You can start by visually inspecting the DRL lamp, checking the wiring for any damage, testing the DRL control module, and scanning the vehicle's computer system for specific error codes.

4. Can I still drive my vehicle with OBDII code B16D3 RAM for the Right DRL Lamp Control Circuit?

It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to ensure proper functionality of the DRL and maintain visibility on the road.

5. How can I repair OBDII code B16D3 RAM for the Right DRL Lamp Control Circuit?

Repair methods may involve replacing the faulty DRL lamp bulb, repairing or replacing damaged wiring, troubleshooting and replacing the DRL control module, or addressing any issues with the body control module.

6. Is it possible to reset the OBDII code B16D3 RAM for the Right DRL Lamp Control Circuit without repairs?

While clearing the error code may temporarily turn off the check engine light, it is essential to diagnose and repair the underlying issue to prevent the code from reoccurring.

7. Are there any DIY tips for troubleshooting OBDII code B16D3 RAM for the Right DRL Lamp Control Circuit?

DIY tips include checking and cleaning the electrical connections, ensuring proper grounding of the DRL components, and using a multimeter to test for continuity in the wiring.

8. Can extreme weather conditions affect OBDII code B16D3 RAM for the Right DRL Lamp Control Circuit?

Extreme weather conditions, such as excessive heat or moisture, can potentially damage the DRL components or wiring, leading to the triggering of this error code.

9. How do I prevent OBDII code B16D3 RAM for the Right DRL Lamp Control Circuit from occurring again in the future?

Regularly inspecting and maintaining the DRL system, using high-quality replacement parts, and addressing any electrical issues promptly can help prevent this code from reoccurring.

10. Can a professional mechanic help me diagnose and repair OBDII code B16D3 RAM for the Right DRL Lamp Control Circuit?

Yes, a certified mechanic with experience in automotive electrical systems can efficiently diagnose and repair the issue related to this OBDII code to ensure the proper functioning of the DRL system.