AutoCodesChrysler – B1F07 Chrysler

B1F07 Chrysler Code - Auxiliary Switch Bank Module Internal

Quick Answer

The Switch Bank Module monitors itself. Common causes include Faulty Switch Bank Module, Switch Bank Module harness is open or shorted, Switch Bank Module 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
B1F07 Chrysler indicates Auxiliary Switch Bank Module Internal.
Common causes
Common causes include Faulty Switch Bank Module, Switch Bank Module harness is open or shorted, Switch Bank Module 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 892
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 05, 2019
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Code B1F07 Chrysler Description

The Switch Bank Module monitors itself. The Switch Bank Module sets the OBDII code when detects an internal fault.
OBDII Code B1F07 Chrysler - Auxiliary Switch Bank Module Internal - AutoCodes.com
B1F07 Chrysler Code - Auxiliary Switch Bank Module Internal

What are the Possible Causes of the DTC B1F07 Chrysler?

  • Faulty Switch Bank Module
  • Switch Bank Module harness is open or shorted
  • Switch Bank Module circuit poor electrical connection

How to Fix the DTC B1F07 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 B1F07 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 B1F07 Chrysler Code

1. What does the OBDII code B1F07 mean on a Chrysler vehicle?

The code B1F07 indicates an internal fault in the Auxiliary Switch Bank Module, which controls auxiliary switches and functions.

2. What are the common symptoms of the B1F07 code?

Symptoms may include non-functional auxiliary switches, dashboard warning messages, or unusual behavior in systems controlled by the Auxiliary Switch Bank Module.

3. What causes the B1F07 code to appear on a Chrysler?

The code is typically caused by an internal failure of the Auxiliary Switch Bank Module, software glitches, or wiring issues such as loose or damaged connections.

4. Can the B1F07 code be triggered by a dead battery or voltage issues?

Yes, low voltage or power surges can sometimes cause the module to malfunction and store the B1F07 code.

5. How do I diagnose the B1F07 code?

Diagnose the code by using a scan tool to confirm the fault, visually inspecting the module and wiring, and performing continuity tests on related circuits.

6. Can the B1F07 code be fixed by resetting the system?

In some cases, clearing the code and performing a system reset may temporarily resolve the issue, but if the fault persists, further repair is needed.

7. Do I need to replace the Auxiliary Switch Bank Module to fix the B1F07 code?

If the module has an internal fault, replacement is likely required. However, always verify the diagnosis before replacing parts.

8. How much does it cost to repair the B1F07 code on a Chrysler?

Repair costs can vary, but replacing the Auxiliary Switch Bank Module typically ranges from $200 to $500, including parts and labor.

9. Can I drive my Chrysler with the B1F07 code active?

Driving is usually possible, but auxiliary functions may not work correctly. Address the issue promptly to avoid further complications.

10. Is the B1F07 code covered under warranty?

Check your vehicle’s warranty details, as some manufacturers may cover module-related repairs under certain conditions.

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