AutoCodes – RAM – B1663 RAM

B1663 RAM Code - Rear Fog Lamp Control Circuit Low

Quick Answer

The Totally Integrated Power Module (TIPM) monitors the Rear Fog Lamp Control. Common causes include Faulty Left or Right Rear Fog Lamp Bulb, Left or Right Rear Fog Lamp Bulb harness is open or shorted, Left or Right Rear Fog Lamp Bulb 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: B1663 RAM indicates Rear Fog Lamp Control Circuit Low.
Common causes: Common causes include Faulty Left or Right Rear Fog Lamp Bulb, Left or Right Rear Fog Lamp Bulb harness is open or shorted, Left or Right Rear Fog Lamp Bulb 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 697

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 12, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1663 RAM Description

The Totally Integrated Power Module (TIPM) monitors the Rear Fog Lamp Control. The TIPM sets the OBDII code when the Rear Fog Lamp Control is not to factory specifications.

OBDII Code B1663 RAM - Rear Fog Lamp Control Circuit Low - AutoCodes.com — B1663 RAM Code - Rear Fog Lamp Control Circuit Low

What does this mean?

What are the Possible Causes of the DTC B1663 RAM?

Faulty Left or Right Rear Fog Lamp Bulb
Left or Right Rear Fog Lamp Bulb harness is open or shorted
Left or Right Rear Fog Lamp Bulb circuit poor electrical connection
Faulty Totally Integrated Power Module (TIPM)

How to Fix the DTC B1663 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 B1663 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.

Need more information about the B1663 RAM code?

Need more information on how to fix the B1663 RAM code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1663 RAM code diagnosed by a professional: Find a repair shop in your area

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 B1663 RAM Code

1. What are common symptoms of OBDII code B1663 RAM Rear Fog Lamp Control Circuit Low?

- The common symptoms include the rear fog lamp not functioning properly or remaining off.

2. What are the possible causes of the B1663 code indicating a Rear Fog Lamp Control Circuit Low?

- The code can be triggered by issues such as a faulty fog lamp switch, damaged wiring, or a malfunctioning fog lamp control module.

3. How can I diagnose the B1663 code related to the Rear Fog Lamp Control Circuit Low?

- Diagnosis involves checking the fog lamp switch, inspecting the wiring for damage, and testing the fog lamp control module for proper functionality.

4. Can a blown fuse cause the B1663 code for the Rear Fog Lamp Control Circuit Low?

- Yes, a blown fuse in the fog lamp circuit can also trigger the B1663 code due to an interruption in power supply.

5. What are some repair tips for addressing the B1663 code for the Rear Fog Lamp Control Circuit Low?

- Repair tips include checking and replacing any blown fuses, repairing damaged wiring, replacing faulty components like the fog lamp switch or control module.

6. Is it safe to continue driving with the B1663 code indicating a Rear Fog Lamp Control Circuit Low?

- While it may be safe to drive without functional rear fog lamps in normal conditions, it is important to address the issue promptly for safety in low visibility situations.

7. How can I reset the B1663 OBDII code for the Rear Fog Lamp Control Circuit Low after making repairs?

- The code can be reset using an OBDII scanner or by disconnecting the car's battery for a few minutes to clear the error code.

8. Are there any recalls or technical service bulletins related to the B1663 code for the Rear Fog Lamp Control Circuit Low?

- It is recommended to check with the vehicle manufacturer or authorized service centers for any relevant recalls or bulletins related to this code.

9. Can extreme weather conditions affect the triggering of the B1663 code for the Rear Fog Lamp Control Circuit Low?

- Yes, extreme weather conditions like heavy rain or snow can exacerbate existing issues in the fog lamp circuit, leading to the triggering of the B1663 code.

10. Should I attempt to repair the B1663 code for the Rear Fog Lamp Control Circuit Low myself, or seek professional help?

- If you have experience with automotive electrical systems, you can attempt to diagnose and repair the issue yourself. However, if you are unsure or uncomfortable with the process, it is advisable to seek professional help to ensure proper repair and safety.