AutoCodes – RAM – B163A RAM

B163A RAM Code - Front Left Turn Lamp Control Circuit Short

Quick Answer

The Body Control Module (BCM) receives a communication network message from the Steering Column Control Module (SCCM) requesting turn signal lamp illumination. Common causes include Blown Front Left Park and Turn Signal Bulb, Faulty Front Left Turn Lamp, Front Left Turn Lamp harness is open or shorted. 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
B163A RAM indicates Front Left Turn Lamp Control Circuit Short.
Common causes
Common causes include Blown Front Left Park and Turn Signal Bulb, Faulty Front Left Turn Lamp, Front Left Turn Lamp harness is open or shorted.
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 2,023
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 28, 2019
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Code B163A RAM Description

The Body Control Module (BCM) receives a communication network message from the Steering Column Control Module (SCCM) requesting turn signal lamp illumination. When this bus message is received, the BCM provides a pulsed voltage output through the front turn signal control circuit. The front turn signal control circuit connects to the dual filament Park and Turn Signal Lamp. The same ground circuit is used for both the Park and Turn Signal filaments in a dual filament lamp.
OBDII Code B163A RAM - Front Left Turn Lamp Control Circuit Short - AutoCodes.com
B163A RAM Code - Front Left Turn Lamp Control Circuit Short

What are the Possible Causes of the DTC B163A RAM?

  • Blown Front Left Park and Turn Signal Bulb
  • Faulty Front Left Turn Lamp
  • Front Left Turn Lamp harness is open or shorted
  • Front Left Turn Lamp circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B163A 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 B163A 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 B163A RAM Code

1. What are the common symptoms of OBDII code B163A RAM related to the Front Left Turn Lamp Control Circuit Short?

- Common symptoms may include the front left turn signal not working, fast blinking of the turn signal, or a warning light on the dashboard.

2. What are the possible causes of the Front Left Turn Lamp Control Circuit Short OBDII code?

- Possible causes include a short circuit in the wiring, a faulty turn signal bulb, a malfunctioning turn signal switch, or a problem with the body control module.

3. How can I diagnose the Front Left Turn Lamp Control Circuit Short issue?

- You can start by visually inspecting the wiring and connectors for any visible damage. Use a multimeter to test for continuity and check the turn signal bulb for any signs of damage.

4. What is the typical repair process for resolving the B163A RAM code related to the Front Left Turn Lamp Control Circuit Short?

- The repair process may involve repairing or replacing damaged wiring, replacing the faulty turn signal bulb, repairing the turn signal switch, or reprogramming the body control module if necessary.

5. Can I drive my vehicle with the B163A RAM fault code present?

- It is not recommended to drive your vehicle with a faulty turn signal, as it can compromise your safety and the safety of other drivers on the road. It is best to address the issue promptly.

6. How do I reset the OBDII code B163A RAM after making the necessary repairs?

- Once you have addressed the root cause of the issue, you can reset the fault code using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes.

7. Are there any preventive maintenance tips to avoid encountering the Front Left Turn Lamp Control Circuit Short issue in the future?

- Regularly inspecting your vehicle's lighting system, replacing turn signal bulbs when needed, and addressing any electrical issues promptly can help prevent this type of problem.

8. Can extreme weather conditions contribute to the Front Left Turn Lamp Control Circuit Short fault code?

- Yes, extreme weather conditions such as heavy rain or snow can potentially lead to water damage in the wiring, which may trigger a short circuit and result in the fault code.

9. Is it possible for DIY enthusiasts to fix the Front Left Turn Lamp Control Circuit Short issue themselves?

- Depending on your skill level and access to tools, you may be able to address this issue yourself by following repair guides, but if you are unsure, it is best to consult a professional mechanic.

10. How long does it typically take to repair the B163A RAM fault code related to the Front Left Turn Lamp Control Circuit Short?

- The repair time can vary depending on the exact cause of the issue and the complexity of the repair needed. It could range from a quick bulb replacement to a more involved wiring repair, so it's best to consult a mechanic for an accurate estimate.

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