AutoCodes – Chrysler – B1607 Chrysler

B1607 Chrysler Code - Headlamp Switch Input Circuit Low

Quick Answer

The Instrument Cluster monitors the Headlamp Switch. 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: B1607 Chrysler indicates Headlamp Switch Input Circuit Low.
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 1,015

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 B1607 Chrysler Description

The Instrument Cluster monitors the Headlamp Switch. The Instrument Cluster sets the OBDII code when the Headlamp Switch is not to factory specifications.

OBDII Code B1607 Chrysler - Headlamp Switch Input Circuit Low - AutoCodes.com — B1607 Chrysler Code - Headlamp Switch Input Circuit Low

What does this mean?

What are the Possible Causes of the DTC B1607 Chrysler?

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

How to Fix the DTC B1607 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 B1607 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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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 B1607 Chrysler Code

1. What are common symptoms of OBDII code B1607 Chrysler (Headlamp Switch Input Circuit Low)?

- Dim or flickering headlights, inability to turn on headlights, dashboard warning light for headlight issues.

2. What are the possible causes of OBDII code B1607 Chrysler?

- Faulty headlamp switch, damaged wiring or connectors in the headlight circuit, issues with the headlight control module.

3. How can I diagnose the reason behind OBDII code B1607 Chrysler?

- Use a diagnostic scanner to retrieve the specific fault codes, visually inspect the headlamp switch and wiring for any visible damage.

4. Can a faulty headlamp switch cause code B1607 Chrysler?

- Yes, a malfunctioning headlamp switch can lead to the OBDII code B1607 due to low input signals.

5. What should I do if my headlights are not working due to code B1607 Chrysler?

- Inspect the headlamp switch and wiring for any issues, consider replacing the headlamp switch if it is found to be faulty.

6. Are there any quick tips for repairing OBDII code B1607 Chrysler?

- Check fuse connections related to the headlight circuit, ensure there are no loose or damaged wires in the system.

7. Can a DIYer fix OBDII code B1607 Chrysler at home?

- Depending on the root cause, DIYers with some automotive repair experience may be able to address issues related to the headlamp switch or wiring.

8. Is it safe to continue driving with OBDII code B1607 Chrysler triggered?

- It is not recommended to drive with code B1607 Chrysler active, as it can affect the proper functioning of your headlights and compromise visibility.

9. How much does it typically cost to repair OBDII code B1607 Chrysler at a mechanic?

- Repair costs can vary depending on the exact cause, but replacements of the headlamp switch or wiring repairs may range from $100 to $300.

10. Can OBDII code B1607 Chrysler be triggered by other electrical issues in the vehicle?

- While the code specifically relates to the headlamp switch input circuit, other electrical problems in the vehicle can sometimes trigger this code as well.