C0BFC - Understanding the Body Control Module Code in 2015-2019 Ford F-150 and Other Vehicles

Quick Answer

C0BFC means: C0BFC indicates a malfunction in the Body Control Module, affecting various electrical systems.

Fix: Check and replace faulty components Cost: $400 - $800 Time: 90-180 minutes

Can I drive with C0BFC? It is crucial to address this code immediately to ensure vehicle safety and functionality.

Common Questions

What does C0BFC mean and how does it affect my car?

C0BFC signifies a problem with your vehicle's Body Control Module (BCM). This can lead to various electrical issues, such as malfunctioning lights and door locks, which may compromise your vehicle's safety and functionality. Ignoring this issue can lead to more extensive repairs down the line.

What are the most common causes of C0BFC and how much does it cost to fix?

The most frequent cause of C0BFC is a faulty Body Control Module, which typically costs between $400 and $800 to replace. Other causes include damaged wiring, which can range from $100 to $300 for repairs, and software glitches that might only require a simple update costing $50 to $150.

Can I drive my car with C0BFC or should I stop immediately?

While it may be possible to drive your vehicle with C0BFC, it is not advisable. This code can lead to electrical malfunctions that might affect your vehicle's safety features. It's best to have the issue diagnosed and repaired as soon as possible to avoid any risk.

How can I diagnose C0BFC myself using GeekOBD APP?

To diagnose C0BFC with the GeekOBD APP, start by connecting the app to your vehicle's OBD2 port. Run a full scan to retrieve the DTC and any associated freeze frame data. Review the data to understand the conditions under which the code was triggered, which can provide valuable insight into the issue.

What vehicles are most commonly affected by C0BFC?

C0BFC is commonly found in models like the 2015-2019 Ford F-150, 2016-2020 Ford Explorer, and certain Dodge Ram models from 2015-2018. These vehicles might have known issues related to the BCM, so checking for any recalls or Technical Service Bulletins (TSBs) is advised.

How can I prevent C0BFC from happening again?

Preventive measures include performing regular maintenance checks on your vehicle's electrical systems, ensuring clean and secure connections, and addressing any signs of corrosion or wear. Keeping software updated and avoiding exposure to excessive moisture can also help mitigate future issues.

What is C0BFC?

The diagnostic trouble code C0BFC specifically relates to issues with the Body Control Module (BCM) in vehicles like the 2015-2019 Ford F-150. This code indicates a failure in the communication or functionality of the BCM, which is crucial for controlling various electrical systems in the vehicle, such as interior lights, door locks, and electronic accessories. When this code is triggered, it can lead to a range of symptoms including malfunctioning lights, intermittent door locks, or even issues with the vehicle’s alarm system. In practical terms, if the BCM is not functioning properly, it could result in unsafe conditions, such as the inability to lock your doors or issues with the vehicle's security features. The BCM is responsible for interpreting signals from the vehicle’s sensors and executing commands accordingly, so any failure can impact overall vehicle operation. Depending on the vehicle’s make and model, the specific symptoms can vary widely, and while some drivers may experience minor inconveniences, others may face significant safety issues. It’s important to address this code promptly to ensure that all electrical systems are functioning properly and to avoid any potential safety hazards.

System: C - Chassis (ABS, Steering, Suspension)

Symptoms

Common symptoms when C0BFC is present:

  • The check engine light may illuminate or flash intermittently, indicating a fault.
  • Interior lights may malfunction, remaining on or not activating as intended, which can drain the battery.
  • Door locks may operate erratically, potentially leaving the vehicle insecure or inaccessible.
  • Issues with the vehicle's alarm system could arise, leading to false alarms or failure to activate.
  • The dashboard may display warning messages related to electrical systems, creating confusion for the driver.

Possible Causes

Most common causes of C0BFC (ordered by frequency):

  1. The most common cause of C0BFC is a faulty Body Control Module, with a likelihood of around 60%. This can stem from manufacturing defects or exposure to moisture.
  2. A second possible cause is damaged wiring or connectors that affect communication between the BCM and other systems. This could happen due to wear and tear or prior repairs.
  3. Corrosion on connectors can also lead to this issue, which emphasizes the importance of regular maintenance and inspections to prevent such problems.
  4. In less common cases, a software glitch in the BCM may trigger the code, which can often be resolved through a simple software update.
  5. A rare but serious cause could be a malfunctioning power supply to the BCM, which may require further electrical system diagnostics.

C0BFC Repair Costs

Cost Breakdown by Repair Type

BCM Replacement

Replacing the faulty Body Control Module with a new part.

  • Total: $400 - $800
  • Success rate: 90%
Wiring Repair

Repairing or replacing damaged wiring or connectors related to the BCM.

  • Total: $100 - $300
  • Success rate: 80%
Software Update

Updating the BCM software if a glitch is determined to be the cause.

  • Total: $50 - $150
  • Success rate: 70%
Money-Saving Tips for C0BFC
  • Start with the most common and least expensive repairs first
  • Use GeekOBD APP to confirm diagnosis before replacing expensive parts
  • Consider preventive maintenance to avoid future occurrences
  • Compare prices for OEM vs aftermarket parts based on your needs
  • Address the issue promptly to prevent more expensive secondary damage

Diagnostic Steps

Professional C0BFC Diagnosis Process

Follow these systematic steps to accurately diagnose C0BFC. Each step builds on the previous one to ensure accurate diagnosis.

Step 1: Step 1: Begin with an initial visual inspection to identify any obvious signs of damage, corrosion, or loose connections in the wiring harness (5-10 minutes)

Step 1: Begin with an initial visual inspection to identify any obvious signs of damage, corrosion, or loose connections in the wiring harness (5-10 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 2: Step 2: Perform an OBD2 scan using the GeekOBD APP to retrieve the C0BFC code and any other related codes, along with freeze frame data for context (10-15 minutes)

Step 2: Perform an OBD2 scan using the GeekOBD APP to retrieve the C0BFC code and any other related codes, along with freeze frame data for context (10-15 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 3: Step 3: Conduct component testing, using a multimeter to check the voltage and ground connections to the BCM and related components (20-30 minutes)

Step 3: Conduct component testing, using a multimeter to check the voltage and ground connections to the BCM and related components (20-30 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 4: Step 4: After any repairs, conduct a system function test to ensure proper operation of the BCM and clear any stored codes (10-15 minutes)

Step 4: After any repairs, conduct a system function test to ensure proper operation of the BCM and clear any stored codes (10-15 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 5: Step 5: Perform a road test under various driving conditions to verify that the code does not return and that all systems are functioning as intended (15-20 minutes)

Step 5: Perform a road test under various driving conditions to verify that the code does not return and that all systems are functioning as intended (15-20 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.

Important Notes

  • Always verify the repair with GeekOBD APP after completing diagnostic steps
  • Clear codes and test drive to ensure the problem is resolved
  • Address underlying causes to prevent code recurrence

Real Repair Case Studies

Case Study 1: BCM Replacement on 2016 Ford F-150

Vehicle: 2016 Ford F-150, 50,000 miles

Problem: Customer reported intermittent function of door locks and interior lights.

Diagnosis: After scanning with the GeekOBD APP, C0BFC was confirmed. A visual inspection revealed corrosion on BCM connectors.

Solution: Replaced the Body Control Module and cleaned all connectors.

Cost: $650 (parts $500, labor $150)

Result: All functions restored, and no further issues reported.

Case Study 2: Wiring Repair on 2017 Dodge Ram

Vehicle: 2017 Dodge Ram, 40,000 miles

Problem: Check engine light on with malfunctioning interior lighting.

Diagnosis: Diagnostic scan revealed C0BFC. Inspection showed frayed wiring harness near the BCM.

Solution: Repaired the damaged wiring and re-secured the harness.

Cost: $200 (parts $50, labor $150)

Result: Resolved the issue, and the vehicle was functioning normally after the repair.

Diagnose C0BFC

Use GeekOBD APP for professional diagnosis!

  • Real-time data monitoring
  • Advanced diagnostic features
  • Step-by-step repair guidance
  • Professional-grade analysis
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Code Information

Code: C0BFC
System: Chassis (ABS, Steering, Suspension)
Severity: HIGH
Category: Chassis Codes