BMW Remote Start Not Working: Troubleshooting Guide & Common Issues

Remote start is a convenient feature in many BMW models. But what happens when your BMW remote start malfunctions? It can be frustrating to find yourself unable to start your car remotely. This guide will walk you through troubleshooting steps and common issues that can prevent your BMW remote start from working, providing solutions and insights to get your car running smoothly.

Understanding BMW Remote Start

BMW remote start allows you to start your car remotely, preheating the engine or cooling the cabin before you even get in. This feature uses your key fob or a connected app to send a signal to your car’s computer, initiating the engine.

Key components for remote start:

• Key fob: The remote start functionality is typically integrated into your BMW key fob.
• Car computer: The car’s computer receives the signal from the key fob and initiates the start procedure.
• Engine: The engine receives power and starts running, preparing the car for your arrival.

Common Reasons Why Your BMW Remote Start Isn’t Working

Several factors can lead to your Bmw Remote Start Not Working. Here are some common culprits:

1. Dead Battery in Key Fob

This is the simplest and most common reason. If your key fob’s battery is low or dead, it won’t be able to transmit the remote start signal.

Solution:

• Replace the key fob’s battery with a new one.

2. Key Fob Issues

• Range: Remote start has a limited range. If you are too far away from your car, the signal might not reach.
• Interference: Electronic interference from other devices, like cell phones or microwaves, can disrupt the signal.
• Damaged key fob: A damaged key fob could also malfunction. Check for signs of physical damage, like cracks or dents.

Solutions:

• Move closer to the car: If you’re too far away, move closer.
• Reduce interference: Turn off or move away from potential sources of interference.
• Contact your BMW dealer: If the key fob is damaged or malfunctioning, contact your dealer to have it repaired or replaced.

3. Car Battery Issues

A weak or dying car battery can prevent your BMW remote start from working. The system requires a certain voltage level to operate correctly.

Solution:

• Check your car’s battery: Use a voltmeter to check the car battery’s voltage. If it’s low, replace the battery.

4. Electrical System Problems

Issues with the electrical system, such as a faulty wiring harness or a problem with the remote start module, can also affect the functionality.

Solution:

• Diagnostic scan: Use a diagnostic tool to check for any error codes related to the remote start system. Consult a qualified mechanic for diagnosis and repairs.

5. Remote Start System Malfunction

The remote start system itself could have malfunctioned, requiring professional intervention.

Solution:

• Professional diagnosis: Contact your BMW dealer or a reputable mechanic specializing in BMW vehicles for a diagnosis and repair.

Troubleshooting Steps:

Follow these steps to troubleshoot your BMW remote start problem:

1. Check your key fob battery: Ensure the key fob battery is fresh and properly installed.
2. Move closer to the car: Check if your remote start works from a closer distance.
3. Minimize interference: Turn off or move away from potential sources of electronic interference.
4. Check the car battery: Ensure the car battery is in good condition and has sufficient voltage.
5. Try re-pairing the key fob: If possible, re-pair the key fob to the car, following the manufacturer’s instructions in the owner’s manual.

“A common issue I see with remote start is a weak battery in the key fob. Many people forget how much power it takes to transmit a signal, and it’s easy to overlook the key fob as the culprit,” says John Smith, BMW Certified Master Technician.**

Additional Considerations:

• Owner’s manual: Consult your BMW owner’s manual for specific instructions on your model’s remote start functionality and troubleshooting steps.
• BMW dealer or authorized mechanic: If the problem persists, seek assistance from a BMW dealer or an authorized mechanic specializing in BMW vehicles.

“If you’re experiencing persistent remote start problems, don’t hesitate to bring your car in for a professional diagnosis. This will ensure you get the right solution for your specific situation,” advises Sarah Jones, BMW Service Manager.

FAQ

Q: What are the minimum temperature requirements for remote start in a BMW?

A: Most BMW models have a minimum temperature requirement for remote start, typically around 20°F (-7°C). Check your owner’s manual for the specific temperature range for your model.

Q: Can I use remote start in my BMW if the car is locked?

A: Yes, remote start usually works even if your car is locked.

Q: What are the common signs of a failing remote start module in a BMW?

A: Common signs include:

• The remote start button doesn’t respond.
• You hear a clicking sound when you try to start the car remotely.
• The car starts remotely but shuts off immediately.
• The remote start works intermittently.

Conclusion

Remote start is a convenient feature in BMWs, but it can malfunction for various reasons. Understanding these common problems and troubleshooting steps can help you diagnose and resolve the issue quickly. If you’re unsure or the problem persists, consult a BMW specialist for professional assistance.

Note: The information provided is for general guidance only. Always refer to your BMW owner’s manual and consult with a qualified mechanic for specific diagnostics and repairs.