AutoCodes – Chrysler – B16B2 Chrysler

B16B2 Chrysler Code - Left Stop Lamp Control Circuit Open

Quick Answer

The Body Control Module (BCM) receives a hardwired brake signal from the Anti-lock Brake System (ABS) module indicating that the Brake Pedal is applied. Common causes include Faulty Left Stop Lamp, Left Stop Lamp harness is open or shorted, Left Stop Lamp 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
B16B2 Chrysler indicates Left Stop Lamp Control Circuit Open.
Common causes
Common causes include Faulty Left Stop Lamp, Left Stop Lamp harness is open or shorted, Left Stop Lamp 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 977
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 19, 2019
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Code B16B2 Chrysler Description

The Body Control Module (BCM) receives a hardwired brake signal from the Anti-lock Brake System (ABS) module indicating that the Brake Pedal is applied. When this signal is received, the BCM provides a voltage output through the rear stop signal control circuit. For additional information on the Brake Lamp operation. When the Body Control Module (BCM) detects a low or high condition on the Left Stop Lamp Driver circuit and sets the Diagnostic Trouble Code (DTC).
OBDII Code B16B2 Chrysler - Left Stop Lamp Control Circuit Open - AutoCodes.com
B16B2 Chrysler Code - Left Stop Lamp Control Circuit Open

What are the Possible Causes of the DTC B16B2 Chrysler?

  • Faulty Left Stop Lamp
  • Left Stop Lamp harness is open or shorted
  • Left Stop Lamp circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B16B2 Chrysler?

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 B16B2 Chrysler 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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Need Help with the Code?

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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 B16B2 Chrysler Code

1. What are common symptoms of OBDII code B16B2 (Chrysler) Left Stop Lamp Control Circuit Open?

The common symptoms include the left stop lamp not working, the brake lights staying on constantly, or the brake lights not illuminating at all.

2. What are possible causes for OBDII code B16B2 (Chrysler) Left Stop Lamp Control Circuit Open?

Possible causes may include a faulty brake light bulb, a damaged wiring harness, a defective stop lamp switch, or a problem with the body control module.

3. How can I diagnose OBDII code B16B2 (Chrysler) Left Stop Lamp Control Circuit Open?

You can start by checking the left stop lamp bulb, inspecting the wiring for any visible damage, testing the stop lamp switch for functionality, and using a diagnostic tool to scan for fault codes.

4. Can a bad fuse cause OBDII code B16B2 (Chrysler) Left Stop Lamp Control Circuit Open?

Yes, a blown fuse related to the stop lamp circuit can potentially trigger the B16B2 fault code. Check and replace any faulty fuses to see if that resolves the issue.

5. What are some repair tips for fixing OBDII code B16B2 (Chrysler) Left Stop Lamp Control Circuit Open?

Ensure the brake light bulbs are in good condition, repair any damaged wiring, replace the stop lamp switch if needed, and reset the fault code using an OBDII scanner after completing repairs.

6. Is it safe to continue driving with OBDII code B16B2 (Chrysler) Left Stop Lamp Control Circuit Open?

It is not recommended to drive with this issue as it can compromise the visibility of your vehicle to other drivers, increasing the risk of accidents. Promptly address the problem to ensure proper brake light functionality.

7. Can a DIY enthusiast fix OBDII code B16B2 (Chrysler) Left Stop Lamp Control Circuit Open?

Yes, if you have some automotive repair knowledge and the necessary tools, you may be able to diagnose and fix this issue yourself by following repair guides or seeking assistance from online forums.

8. How much does it typically cost to repair OBDII code B16B2 (Chrysler) Left Stop Lamp Control Circuit Open at a mechanic?

The cost of repairs can vary depending on the exact cause of the issue, but it may range from $50 to $200 for parts and labor, excluding diagnostic fees.

9. Will resetting the OBDII code B16B2 (Chrysler) Left Stop Lamp Control Circuit Open make the problem go away permanently?

Resetting the code will clear it temporarily, but if the underlying issue causing the fault code is not addressed and fixed, the code is likely to reappear after some time.

10. How urgent is it to address OBDII code B16B2 (Chrysler) Left Stop Lamp Control Circuit Open?

It is important to address this issue promptly as malfunctioning brake lights can pose a safety hazard on the road. Prioritize fixing the problem to ensure proper brake light operation and vehicle visibility.

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