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Harley Code B1367: What It Means and How to Fix It

by

Chase Manhattan

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Owner and Editor at The Wrench Network

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Hey y’all, it’s Chase Manhattan! I’m a life-long automotive and motorcycle enthusiast with a knack for diagnostics that I hope to share with you! Lately, I’ve been running my own motorcycle rental business, which you can read about here, and it has been a great experience that has allowed me to own numerous bikes that I probably couldn’t justify otherwise. Plus, it’s been a great way to experience new places while on vacation. If you haven’t heard of them before, I definitely recommend checking out the Riders-Share platform if you get the itch to ride while away from home, or if you want to explore a cheaper way to own and ride motorcycles!

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If you own a Harley-Davidson motorcycle and are experiencing issues with your bike, you may see a diagnostic trouble code (DTC) appear on your dashboard. One of these codes, B1367, is related to the wiring interface module (WIM) and is used to support parts and accessories (P&A) for your bike. This code can be confusing and concerning, but with some basic knowledge, you can better understand what it means and how to address it.

When you see the B1367 code appear on your bike, it means that there is a fault detected in the wiring interface module. This module is responsible for communicating with various parts and accessories on your bike, such as the radio, lighting, and security system. If there is a fault detected in the module, it can cause issues with these components and potentially affect the overall performance of your bike.

If you are experiencing issues with your Harley-Davidson motorcycle and see the B1367 code appear, it is important to take your bike to a certified Harley-Davidson technician for diagnosis and repair. Attempting to fix the issue yourself could potentially cause further damage to your bike and may not properly address the underlying problem. With the help of a professional technician and some basic knowledge of the B1367 code, you can get your bike back on the road and running smoothly.

Understanding Harley Diagnostic Codes

When it comes to understanding the health of your Harley, diagnostic trouble codes (DTCs) can be a valuable tool. These codes are used by the onboard computer to indicate potential issues with various components of the bike. By decoding these codes, you can identify the source of a problem and take appropriate action.

Decoding DTCs

DTCs are made up of a series of letters and numbers that provide specific information about the issue at hand. The first character of a DTC is always a letter, which indicates the system that is reporting the issue. For example, “P” codes indicate issues with the engine control module (ECM), while “B” codes indicate issues with the body control module (BCM).

The second character of a DTC is always a number, which indicates the specific component that is reporting the issue. For example, “1367” is a specific DTC that indicates an issue with the BCM.

Common Harley Error Codes

One common DTC that Harley riders may encounter is B1367. This code indicates an issue with the VIN (vehicle identification number) stored in the BCM. This can occur if the VIN has been manually entered incorrectly or if there is a problem with the BCM itself.

To address this issue, you will need to have the VIN re-entered correctly using a diagnostic tool. This can typically be done by a Harley dealer or a qualified mechanic with the appropriate equipment.

It is important to note that while DTCs can be a helpful tool for diagnosing issues with your Harley, they should not be relied upon exclusively. It is always a good idea to have your bike inspected regularly by a qualified mechanic to ensure that it is in good working order.

Electrical System Fundamentals

When it comes to the electrical system of your Harley Davidson, it’s important to understand some fundamentals. In this section, we’ll cover the battery and charging system, as well as the ignition system.

Battery and Charging

The battery is an essential component of your motorcycle’s electrical system. It provides power to start the engine and also powers the lights and other electrical components. To ensure that your battery is functioning properly, it’s important to check the voltage regularly. A fully charged battery should read above 12.2 volts.

If your battery is reading low, try slow charging it for 12 hours and re-test. If the battery still reads low, it may be time to replace it. The charging system should also be checked to ensure that it’s working properly. With the voltmeter connections in place, start the engine. The charging system should now be working and battery voltage should increase to above 14 volts.

Ignition System

The ignition system is responsible for starting the engine and keeping it running. It’s made up of several components, including the ECM (Engine Control Module) and the ignition coil. If you encounter the B2102 or B2103 error codes, it’s likely that there is an issue with the ignition system.

To diagnose the issue, it’s important to check the wiring and connections for any damage or corrosion. The ignition coil should also be checked to ensure that it’s functioning properly. If you’re unsure how to diagnose or repair an issue with your ignition system, it’s best to take your motorcycle to a qualified mechanic.

Remember, proper maintenance of your Harley Davidson’s electrical system is crucial for keeping your motorcycle running smoothly. By understanding the fundamentals of the battery and charging system, as well as the ignition system, you’ll be better equipped to diagnose and repair any issues that arise.

Body Control Module (BCM) Issues

If you own a Harley Davidson, you may have encountered issues with the Body Control Module (BCM). The BCM is responsible for controlling various electrical systems such as lighting, turn signals, and ignition. It is an essential component of your motorcycle, but like any other electrical component, it is prone to issues that can affect its performance.

BCM Internal Error

One of the most common issues with the BCM is an internal error. This error can cause various problems, including the malfunctioning of the security system. If you encounter this error, you should take your motorcycle to a qualified technician to diagnose and fix the issue.

Security System Faults

Another common issue with the BCM is related to the security system. The security system is designed to prevent theft, but it can malfunction due to various reasons. If you encounter a security system fault, you may see an error code such as B1103 or B1153. These codes indicate that there is an issue with the Security Antenna or the BCM. You should take your motorcycle to a qualified technician to diagnose and fix the issue.

To prevent BCM issues, it is essential to take good care of your motorcycle. Regular maintenance and inspections can help you identify potential issues before they become major problems. If you encounter any issues with your BCM, it is recommended to take your motorcycle to a qualified technician to diagnose and fix the issue.

Signal and Switch Malfunctions

When it comes to Harley-Davidson motorcycles, signal and switch malfunctions can be a common issue. These malfunctions can be caused by a variety of factors, from faulty wiring to damaged components. In this section, we will discuss some of the most common signal and switch malfunctions and how to troubleshoot them.

Turn Signal Problems

One of the most common signal malfunctions is when the turn signals fail to work properly. If you find that your turn signals are not working, the first thing you should do is check the turn signal bulbs. If the bulbs are fine, check the turn signal switch and the wiring. The turn signal switch is located on the handlebars and can be easily checked by removing the cover and inspecting the contacts. If the contacts are dirty or corroded, clean them with a wire brush or sandpaper.

Switch Input Errors

Another common issue is switch input errors. This can be caused by a faulty run/stop switch, neutral switch, or rear brake switch. If you find that your motorcycle is not starting or is having trouble shifting gears, it could be due to a faulty switch. To troubleshoot this issue, check the wiring and connections of the switch. Make sure that the switch is properly connected and that the wiring is not damaged or corroded. If the switch is faulty, it will need to be replaced.

In summary, signal and switch malfunctions can be frustrating, but they are usually easy to troubleshoot. By checking the bulbs, wiring, and connections, you can quickly identify the problem and fix it. If you are unsure of how to troubleshoot these issues, it is always best to consult a professional mechanic.

Sensor and Input/Output Errors

If your Harley-Davidson motorcycle is showing the B1367 code, it means that the Remote Function Actuator (RFA) Module is not receiving any response from the right rear door unlock sensor. This can be caused by a variety of issues, including sensor and input/output errors. Here are some things to keep in mind when troubleshooting this code.

Fuel Level Sender Issues

One possible cause of the B1367 code is a problem with the fuel level sender. If the sender is not working correctly, it may be sending incorrect signals to the RFA module. This can cause the module to generate an output signal that is out of range, which can trigger the code.

To check for fuel level sender issues, you can use a multimeter to test the resistance of the sender. If the resistance is not within the specified range, it may be faulty and need to be replaced.

Brake Lamp Output Concerns

Another potential cause of the B1367 code is a problem with the brake lamp output. If the RFA module is not receiving the correct signals from the brake lamp circuit, it may generate an output signal that triggers the code.

To check for brake lamp output concerns, you can use a test light or multimeter to test the circuit for continuity. If there is no continuity, you may need to repair or replace the circuit.

Overall, the B1367 code can be caused by a variety of issues related to sensor and input/output errors. By checking for fuel level sender issues and brake lamp output concerns, you can start to narrow down the possible causes of the code and work towards a solution.

Handling Specific Error Codes

If you are experiencing the B1367 error code on your Harley-Davidson motorcycle, there are specific steps you can take to diagnose and resolve the issue.

B1367 Specific Diagnosis

The B1367 code indicates a fault in the right rear door handle unlock circuit. This fault can be caused by a variety of issues, including a malfunctioning LHCM (Left Hand Control Module) or RHCM (Right Hand Control Module). Additionally, the B2104 and B2112 codes may be present, indicating faults in the LHCM and RHCM, respectively.

To diagnose the specific issue causing the B1367 code, you will need to use a diagnostic tool compatible with your Harley-Davidson motorcycle. This tool will allow you to read the specific fault codes and determine the root cause of the issue.

Resolving B1367 Error

Once you have identified the root cause of the B1367 error code, you can take steps to resolve the issue. If the LHCM or RHCM is found to be faulty, it will need to be replaced.

Additionally, it is important to check the wiring and connections associated with the right rear door handle unlock circuit. Loose or damaged wiring can cause the B1367 code to appear, even if the LHCM or RHCM is functioning properly.

It is recommended to consult with a certified Harley-Davidson technician to ensure proper diagnosis and repair of the B1367 error code. Attempting to diagnose or repair the issue without proper training and tools can result in further damage to your motorcycle.

Maintenance and Prevention Tips

Regular Checkups

Regular checkups are essential to keep your Harley Davidson motorcycle in good condition. One of the most common Harley Davidson codes is B1367, which indicates an issue with the right rear door handle unlock circuit. This code can be caused by various factors, including a faulty sensor, damaged wiring, or a malfunctioning BCM.

To prevent B1367 and other codes from occurring, you should schedule regular maintenance checkups for your Harley Davidson. During these checkups, a professional mechanic can inspect your motorcycle’s electrical system, wiring, and sensors to identify any potential issues before they become major problems.

Preventive Measures

Preventive measures can help you avoid Harley Davidson code B1367 and other issues. Here are some tips to keep your motorcycle in good condition:

  • Check your battery voltage regularly. A low battery voltage can cause BCM problems and trigger codes like B1367. Make sure your battery voltage is at least 12.5 volts.

  • Check your fuses. Blown fuses can cause BCM problems and trigger codes like B1367. Regularly check your fuses and replace any that are damaged.

  • Keep your connections clean and tight. Loose or corroded connections can cause BCM problems and trigger codes like B1367. Regularly clean your connections and make sure they are tight.

  • Have your motorcycle serviced regularly. Regular maintenance can help prevent issues like B1367 and keep your motorcycle running smoothly.

By following these preventive measures, you can keep your Harley Davidson in good condition and avoid codes like B1367. Remember to schedule regular checkups with a professional mechanic to catch any potential issues early on.

Troubleshooting and Repair Guidance

If you are experiencing Harley code B1367, it is essential to troubleshoot and repair the issue as soon as possible. Here are some DIY troubleshooting steps and professional repair services that can help you get back on the road.

DIY Troubleshooting Steps

The first step in DIY troubleshooting is to check the right rear door handle unlock circuit. Ensure that there is no sub-type information. If there is any, you can fix the problem by replacing the faulty part.

The next step is to check the front-passenger seat belt pretensioner resistance. If the resistance is too high, you can fix the problem by replacing the front-passenger seat belt pretensioner.

Another common cause of Harley code B1367 is a WIM fault detected. To fix this issue, you can perform an odometer self-diagnostics test to verify repair and DTCs have been cleared. If any DTCs are still present, refer to the repair manual for further guidance.

Professional Repair Services

If you are not comfortable with DIY troubleshooting, you can always seek professional repair services. A professional mechanic can diagnose the problem and fix it quickly and efficiently.

When choosing a repair service, make sure to find a reputable and experienced mechanic who specializes in Harley-Davidson motorcycles. You can also check customer reviews and ratings to ensure that you are getting the best service possible.

In some cases, the repair may be covered under your Harley-Davidson warranty. Make sure to check your warranty information before seeking professional repair services.

In conclusion, Harley code B1367 can be a frustrating issue to deal with, but with the right troubleshooting and repair guidance, you can fix the problem quickly and get back on the road.

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