AutoCodes – RAM – B160B RAM

B160B RAM Code - Panel Dimmer Input Circuit High

Quick Answer

The Instrument Cluster monitors the Panel Dimmer Input. Common causes include Faulty Headlamp Switch, Headlamp Switch harness is open or shorted, Headlamp Switch 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: B160B RAM indicates Panel Dimmer Input Circuit High.
Common causes: Common causes include Faulty Headlamp Switch, Headlamp Switch harness is open or shorted, Headlamp Switch 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 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 22, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B160B RAM Description

The Instrument Cluster monitors the Panel Dimmer Input. The Instrument Cluster sets the OBDII code when the Panel Dimmer Input is not to factory specifications.

OBDII Code B160B RAM - Panel Dimmer Input Circuit High - AutoCodes.com — B160B RAM Code - Panel Dimmer Input Circuit High

What does this mean?

What are the Possible Causes of the DTC B160B RAM?

Faulty Headlamp Switch
Headlamp Switch harness is open or shorted
Headlamp Switch circuit poor electrical connection
Faulty Instrument Cluster

How to Fix the DTC B160B 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 B160B 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 B160B RAM Code

1. What are common symptoms of OBDII code B160B RAM Panel Dimmer Input Circuit High?

- Common symptoms include malfunctioning dashboard lights, dimmer switch not working properly, and illuminated warning lights on the instrument panel.

2. What causes the OBDII code B160B RAM Panel Dimmer Input Circuit High?

- This code is typically caused by a fault in the panel dimmer switch, a short circuit in the wiring, or a problem with the instrument cluster.

3. How can I diagnose the OBDII code B160B RAM Panel Dimmer Input Circuit High?

- Diagnose this code by inspecting the dimmer switch for proper operation, checking the wiring for any damage or shorts, and testing the instrument cluster for faults.

4. Can a faulty battery or alternator cause the OBDII code B160B RAM Panel Dimmer Input Circuit High?

- While a weak battery or faulty alternator can cause electrical issues, they are not common causes of this specific OBDII code.

5. What are some repair tips for fixing the OBDII code B160B RAM Panel Dimmer Input Circuit High?

- Repair tips include replacing the panel dimmer switch if faulty, repairing any damaged wiring, and resetting the trouble code after completing repairs.

6. Is it safe to continue driving with the OBDII code B160B RAM Panel Dimmer Input Circuit High?

- It is generally safe to continue driving with this code, but it is recommended to have the issue diagnosed and repaired as soon as possible to avoid any potential electrical problems.

7. Can I reset the OBDII code B160B RAM Panel Dimmer Input Circuit High without fixing the underlying issue?

- While you can reset the trouble code using an OBDII scanner, it is important to address the root cause of the issue to prevent the code from reoccurring.

8. How much does it typically cost to repair the OBDII code B160B RAM Panel Dimmer Input Circuit High?

- The cost of repair can vary depending on the specific cause of the issue, but it may range from $100 to $300 for parts and labor.

9. Will disconnecting the battery reset the OBDII code B160B RAM Panel Dimmer Input Circuit High?

- Disconnecting the battery may temporarily reset the code, but it is not a recommended method for clearing trouble codes as it may also erase valuable vehicle settings.

10. Are there any recalls or technical service bulletins related to the OBDII code B160B RAM Panel Dimmer Input Circuit High?

- It is recommended to check with your vehicle manufacturer or a qualified mechanic to see if there are any recalls or technical service bulletins related to this OBDII code.