AutoCodes – Generic – B168F

B168F Code - Front Fog Lamp Switch Circuit Stuck

Quick Answer

The Instrument Cluster monitors the Front Fog Lamp Switch. Common causes include Faulty Front Fog Lamp Switch, Front Fog Lamp Switch harness is open or shorted, Front Fog Lamp 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
B168F indicates Front Fog Lamp Switch Circuit Stuck.
Common causes
Common causes include Faulty Front Fog Lamp Switch, Front Fog Lamp Switch harness is open or shorted, Front Fog Lamp 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 3,159
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 12, 2019
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Code B168F Description

The Instrument Cluster monitors the Front Fog Lamp Switch. The Instrument Cluster sets the OBDII code when the Front Fog Lamp Switch is not to factory specifications.
OBDII Code B168F - Front Fog Lamp Switch Circuit Stuck - AutoCodes.com
B168F Code - Front Fog Lamp Switch Circuit Stuck

What are the Possible Causes of the DTC B168F?

  • Faulty Front Fog Lamp Switch
  • Front Fog Lamp Switch harness is open or shorted
  • Front Fog Lamp Switch circuit poor electrical connection
  • Faulty Instrument Cluster

How to Fix the DTC B168F?

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 B168F 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.

Need more information about the B168F code?

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Need Help with the Code?

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Information for Specific Makes

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 B168F Code

What does the OBDII code B168F mean?

The OBDII code B168F indicates that there is a problem with the front fog lamp switch circuit, which is stuck in a certain position.

What are the common symptoms of a B168F code?

Common symptoms include fog lamps that do not work, fog lamps that stay on constantly, or dashboard warning lights related to the fog lamps.

What could cause the B168F code to trigger?

Possible causes include a faulty fog lamp switch, a short circuit in the wiring, a malfunctioning body control module (BCM), or poor electrical connections.

How can I diagnose the B168F code?

To diagnose this code, check the fog lamp switch for proper operation, inspect the wiring and connectors for damage or corrosion, and use a multimeter to test for continuity and voltage in the circuit.

What are some common repair tips for fixing a B168F code?

Repairs may involve replacing the fog lamp switch, repairing damaged wiring or connectors, or reprogramming the BCM if it's malfunctioning.

Can I drive my vehicle with the B168F code present?

While it may be safe to drive, you may have reduced visibility in foggy conditions due to non-functional fog lamps, so it's advisable to address the issue promptly.

How can I reset the B168F code after repairs?

The code can typically be reset using an OBDII scanner after the repairs are completed. Disconnecting the vehicle's battery for a few minutes may also clear the code.

Is the B168F code specific to certain vehicle makes or models?

Yes, the B168F code is not universally applicable and may be more common in certain makes or models, particularly those with specific fog lamp configurations.

What should I do if I can't find the issue causing the B168F code?

If you're unable to identify the problem, it may be best to consult a professional mechanic who can perform a more thorough diagnosis and repair.

Discuss the causes and fixes for B168F OBDII Code

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