AutoCodes – Dodge – B162A Dodge

B162A Dodge Code - Left Low Beam Control Circuit Short

Quick Answer

The Body Control Module (BCM) receives the input from the headlamp switch requesting low beam lamp illumination. Common causes include Faulty Left Low Beam Bulb, Left Low Beam Bulb harness is open or shorted, Left Low Beam 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: B162A Dodge indicates Left Low Beam Control Circuit Short.
Common causes: Common causes include Faulty Left Low Beam Bulb, Left Low Beam Bulb harness is open or shorted, Left Low Beam 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 9,821

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 May 27, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code B162A Dodge Description

The Body Control Module (BCM) receives the input from the headlamp switch requesting low beam lamp illumination. The BCM provides a voltage output through the low beam driver circuit. The BCM sets the OBDII code when the Left Low Beam Control Circuit is not to factory specifications.

OBDII Code B162A Dodge - Left Low Beam Control Circuit Short - AutoCodes.com — B162A Dodge Code - Left Low Beam Control Circuit Short

What does this mean?

What are the Possible Causes of the DTC B162A Dodge?

Faulty Left Low Beam Bulb
Left Low Beam Bulb harness is open or shorted
Left Low Beam Bulb circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B162A Dodge?

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

B162A-11 LEFT LOW BEAM CONTROL CIRCUIT SHORT TO GROUND BASE
B162A-11 LEFT LOW BEAM CONTROL CIRCUIT SHORT TO GROUND PREMIUM
B162A-15 LEFT LOW BEAM CONTROL CIRCUIT SHORT TO BATTERY OR OPEN BASE
B162A-15 LEFT LOW BEAM CONTROL CIRCUIT SHORT TO BATTERY OR OPEN PREMIUM

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B162A Dodge 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 B162A Dodge Code

1. What are the common symptoms of OBDII code B162A Dodge (Left Low Beam Control Circuit Short)?

- Common symptoms include the left low beam headlight not working, flickering, or dimming inconsistently.

2. What are the possible causes of the B162A code?

- The code may be caused by a short circuit in the wiring harness, a faulty headlight bulb, a defective headlight control module, or a malfunctioning body control module.

3. How can I diagnose the issue related to the Left Low Beam Control Circuit Short?

- You can start by visually inspecting the wiring harness and connections for any signs of damage. Use a multimeter to test for continuity and voltage at various points in the circuit.

4. Can I still drive my vehicle with the B162A code present?

- It is not recommended to drive with a malfunctioning low beam headlight, as it can compromise visibility and safety, especially at night or in low-light conditions.

5. How can I repair the Left Low Beam Control Circuit Short issue?

- Depending on the root cause, you may need to repair or replace the wiring harness, headlight bulb, headlight control module, or body control module. It is advisable to consult a professional mechanic for proper diagnosis and repair.

6. Is it possible to reset the B162A code without fixing the underlying issue?

- Resetting the code without addressing the root cause will likely result in the code reappearing once the system detects the fault again. It is essential to fix the problem to prevent the code from returning.

7. Can extreme weather conditions contribute to triggering the B162A code?

- Yes, extreme weather conditions such as heavy rain or snow can potentially lead to electrical shorts in the headlight circuit, triggering the B162A code.

8. Is the Left Low Beam Control Circuit Short a common issue in Dodge vehicles?

- While it may not be one of the most common OBDII codes, issues with low beam headlight circuits can occur in Dodge vehicles, especially in older models or those exposed to harsh driving conditions.

9. How can I prevent the recurrence of the B162A code in the future?

- Regularly inspecting and maintaining the headlight system, including checking for loose connections and worn-out components, can help prevent the Left Low Beam Control Circuit Short from occurring again.

10. Can a DIY enthusiast with basic automotive knowledge fix the B162A code?

- Depending on the cause of the code, some DIY enthusiasts with basic automotive knowledge may be able to address the issue themselves, but for complex electrical problems, it is best to seek professional assistance.