How To Install Remote Keyless Entry System

7 Steps To Install A Remote Keyless Entry System

Installing a remote keyless entry system involves replacing the existing door lock hardware with a keyless system and wiring in the necessary components. Here are the steps to install it:

1. Evaluate Entry Points and Power Needs

Before running any wires or installing hardware, the first step is a detailed walk-through of the property. Identify which doors require access control, determine if each has a nearby power source, and assess whether wireless or wired systems are more suitable for the layout. 

This also helps you decide which remote door locks require advanced features (such as mobile access or scheduling) and which require a basic credentialed entry.

What to do:

• Walk the entire property with a layout map in hand. Mark every doorknob that should have controlled access (main entrances, staff-only areas, storage rooms, IT/server rooms, etc.)
• Take note of which doors are high-traffic and which ones are low-use or temporary access points.
• Identify the type and condition of each door. Note whether it’s wood, metal, or glass; this affects the power locks compatibility.

• Look for existing electrical wiring, outlets, or PoE-capable network ports near each door.
• For doors without power access, determine if a battery-powered or wireless solution is more practical.
• Assess ADA and fire code requirements. Ensure you leave sufficient space for panic bars or emergency egress hardware.

2. Run Wiring (If Applicable)

Wired systems, especially those integrated with alarms or management software, require proper cabling to ensure optimal performance. If you’re installing a cloud-connected system, the wiring may be minimal, typically consisting only of power and proper connections to the central controller. 

In wireless setups, this step may be skipped or reduced to battery-powered lock installations with Wi-Fi or Bluetooth connectivity.

Here’s what you need to do:

• Map your wire routes before you drill anything. Use the layout you created in Step 1. Identify the locations for the locks, unlike the manual locks, controllers, and input devices (such as keypads or card readers).
• From each device location, trace the cleanest, most practical path back to the control panel or power source.
• Avoid placing wires across open areas, stick to walls, above drop ceilings, or behind panels wherever possible.

• For most systems, you’ll need low-voltage cabling (often 18/2 or 22/4, depending on the manufacturer’s spec).
• Systems using Power over Ethernet (PoE) will require CAT5e or CAT6 cabling for both power and data.
• If your system integrates with alarms or door sensors, you’ll need additional cabling for those too.
• Test the wiring before closing up. Use a multimeter or wire tester to confirm power and continuity.
  

If You’re Installing a Wireless System

Great news, this step is much simpler. Most wireless systems are battery-powered and use Bluetooth, Wi-Fi, or Z-Wave to communicate with the hub or mobile app.

• You’ll still need to ensure strong Wi-Fi coverage at every door. Use a signal strength app to test your signal strength.
• If the signal is weak, consider adding a Wi-Fi extender near the affected entry point.
• Install batteries into each lock and verify they’re seated correctly. Some locks won’t activate unless the battery cover is firmly in place.
  

3. Install Input Devices (Keypads, Readers, or Scanners)

This is where the system starts to come to life. Input devices are what your users interact with, whether they’re typing in a code, scanning a badge, tapping a phone, or presenting a fingerprint smart lock. Getting this part right makes a big difference in both usability and security.

What to do:

• Pick the right device for each door. Use keypads for standard staff access, fob/card readers for busy entry points, and biometrics for high-security areas.
• Mark your mounting spot. Follow ADA guidelines (34–48 inches from the floor) and ensure it’s easily reachable. If it’s outdoors, choose a weather-protected place.
• Run wires or prep batteries. Pull through any wiring if the device is hardwired. If it’s wireless, insert batteries and check power.
• Mount securely. Use the correct screws or anchors for your wall type. Avoid over-tightening.
• Test the device. Power it up and check lights, beeps, and connection to the system.

4. Replace or Integrate Electronic Locks

Now it’s time to ensure the doors themselves are compatible with your system. Depending on what’s already installed, this might be a quick connection or a full lock replacement.

What to do:

• Check if electronic locks are already installed. If yes, just connect them to your new system (controller or software).
• If not, remove old locks. Unscrew and take out the mechanical hardware from each door.
• Choose the right lock type. Use deadbolts for offices, magnetic locks for glass doors, or electric strikes for doors with handles or levers.
• Install and wire new locks. Mount securely based on the manufacturer’s instructions. If wired, connect to the power/control panel.
• Test the central locking/unlocking. Ensure each door opens and closes correctly with the access device you installed earlier.

5. Configure the System

Once your locks and input devices are installed, the next step is to integrate everything into the system dashboard. This is where you define who gets access, to what, and when. Done right, this setup ensures that managing your building’s access is smooth, secure, and stress-free.

What to do:

• Log in to the admin dashboard. Access the control panel (web or app), where all settings are located.
• Create user groups. Organize users into roles like staff, vendors, or cleaning crews.
• Set access times. Determine when each group can access specific doors (e.g., weekdays only, after hours, etc.).
• Add users and assign credentials. Enter user information and provide them with a PIN, app access, fob, or fingerprint.
• Sync all devices. Make sure every lock and reader connects to the system properly.
• Turn on ignition key features. Enable audit logs, mobile unlock button, and alerts for better tracking and control.

6. Test and Inspect Each Entry Point

Before anyone starts using the system, ensure that everything works as expected. It’s like a final dress rehearsal, checking that every door opens the right way, every method works, and nothing gets missed.

What to do:

• Test all access types. Try fobs, PINs, app access, and biometrics at each door.
• Check door response. Ensure keypad locks engage and release smoothly.
• Verify override options. Test physical keys or emergency release functions.
• Confirm alerts work. Check for battery warnings or offline fallback features.
• Fix small issues now.  Adjust alignment or settings before onboarding users.

7. Train Property Staff and Onboard Users

Once everything is up and running, it’s time to ensure the right people know how to use it. A lock system is only as good as the people managing it, and this step is what makes the handoff smooth and sustainable.

What to Do:

• Start with property managers or system admins. Walk them through the dashboard or control panel to show them how to add or remove users, assign access, and adjust settings.
• Run a simple hands-on session. Let staff try the access process: using a fob, entering a PIN, or unlocking via a mobile app. Have them practice everyday tasks, such as issuing a brand new access code or revoking credentials for anti theft.
• Set up a routine. Assign the person responsible for ongoing user management, especially in high-turnover buildings. Create a quick reference guide or cheat sheet they can keep on hand.
• Begin onboarding other users. Use the system’s import tool (if available) to add tenants, employees, or vendors in bulk. Send instructions on how to access doors, reset credentials, or obtain professional help if an issue arises.

5 Common Mistakes When Installing a Remote Keyless Entry System (And How to Avoid Them)

Remote keyless entry systems offer convenience, security, and a touch of modern sophistication. However, when they’re not installed correctly, or if key details are overlooked, it can lead to more hassle than help. 

Let’s walk through seven of the most common issues people run into when installing or using a new keyless entry system, along with practical tips on how to avoid them.

1. Dead or Weak Key Fob Battery

It sounds basic, but it’s the most common issue, and it often gets overlooked. When your new key fob starts acting up, the battery is usually the first place to check.

Symptoms:

• You have to press the button multiple times
• It only works at very close range
• Sometimes it works, sometimes it doesn’t
  

How to avoid It:

Replace the coin cell battery (CR2032 or similar) once a year or at the first sign of lag. Always keep a spare in your glove box.

2. Skipping the Ground Wire or Using a Bad Ground Point

A bad ground connection is another silent troublemaker. Without a stable ground, the keyless remote system can behave unpredictably or fail to power on at all.

How to avoid It:

Always sand down the ground contact area to bare metal and use a secure bolt or factory ground point. Avoid grounding to painted or rusted surfaces.

3. Signal Interference from Electronics or Buildings

A keyless entry device relies on RF (radio frequency), and anything from your phone to a nearby wireless router can interfere with it. Parking near a power transformer, heavy metal walls, or even another key fob too close to yours can interfere with the signal.

How to Avoid It:

Avoid storing the key fob near metal objects or electronics. When installing a system, ensure the antenna is positioned away from high-interference areas, such as speaker wiring or the battery compartment.

4. Incorrect Key Fob Programming

If your key fob isn’t programmed correctly, or if programming is skipped altogether, it won’t be able to communicate with your vehicle’s receiver. This issue shows up frequently with aftermarket keyless entry systems.

How to avoid It:

Follow the programming instructions exactly. If you’re unsure, consider using a professional installer or refer to your car’s service manual for guidance. Always test the system before wrapping up the installation.

5. Worn-Out or Damaged Key Fob Buttons

With daily use, fob buttons start to wear down. The rubber can degrade, or the internal contacts may cease to function correctly. Sometimes, the problem appears to be a turn signal loss, but it’s a mechanical issue.

How to avoid It:

Use a silicone fob cover to reduce wear. If buttons feel soft or stop clicking, you can often buy a replacement shell or repair kit rather than replacing the whole fob.

Pre-Installation Checklist for a Remote Keyless Entry System

Before you start drilling holes or unboxing hardware, ensure the edge of the door, power setup, and environment are ready for installation. Skipping this step can result in misaligned devices, code violations, or additional costs. Here’s what to review:

1. Assess the Door Type and Existing Lock Setup

Not all keyless systems are compatible with every door, so check what you’re working with.

• Metal, wood, or glass doors each require specific mounting hardware.
• Inspect the existing lock; if it’s mechanical, you may need to replace it entirely. If it’s already electronic, you may be able to retrofit it.
• Check the door swing (inward or outward) and ensure you have sufficient clearance for readers or keypads.
  

2. Confirm Door Frame Compatibility

The frame matters just as much as the door.

• Make sure there’s enough space to mount a strike plate, maglock, or electric latch.
• For glass doors, check if you’ll need a specialized patch lock or frame-mounted hardware.
• Confirm that the frame is stable and level to support proper alignment with the new lock.
  

3. Check Power Requirements

Remote contactless systems can be powered in several different ways, depending on your specific setup needs.

• Battery-powered systems offer great flexibility and quicker installations, but they require occasional battery swaps.
• Wired or PoE (Power over Ethernet) systems need proper cabling and a nearby power source.
• Verify that you have the necessary infrastructure in place, especially for multiple-door systems.
  

4. Review ADA and Fire Code Compliance

Installing access control hardware with a locking mechanism requires adhering to safety regulations.

• The ADA requires that access devices (e.g., keypads, readers) be mounted between 34 and 48 inches from the floor and be usable without requiring tight grasping or twisting.
• Ensure that door hardware doesn’t block egress paths or interfere with fire-rated doors, particularly in corridors and stairwells.
• If you’re unsure, check the local code or consult with your building’s compliance officer.
  

5. Gather Tools and Materials

Getting everything ready ahead of time helps avoid mid-installation delays.

• Common tools include: drill, screwdriver set, level, tape measure, wire stripper, and multimeter.
• Make sure you have:
  
  • Mounting templates
  • Lock body and strike plate
  • Cables (if wired) or fresh batteries (if wireless)
  • Network setup instructions (if cloud-connected)

When To Hire a Professional

Some keyless entry systems are easy enough to install on your own, especially if it’s just a single car door with a simple keypad or fob reader. However, once you move beyond that, things can become complicated quickly. If you’re even slightly unsure about wiring, compatibility, or factory system integration, installation instructions, it’s worth consulting someone who does this work every day.

Here’s when it makes sense to hire a pro:

1. Multi-Door System Setups

Managing one door is one thing. Managing five or ten? That’s a different story. You’ll need to ensure that each lock, reader, and controller is connected correctly and that users have the appropriate access at the right times. 

A professional will make sure all the pieces work together smoothly.

2. Complex Integrations

Planning to link your access aftermarket alarm system, cameras, or building management tools? This isn’t the time for trial and error. One missed connection from the center console could throw off your entire security setup. A qualified installer or system manufacturer can make sure everything integrates properly without compromising security or triggering false alarms.

3. Older or Custom Doors

Older buildings or custom-designed doors often come with surprises, such as misaligned frames, non-standard lock cutouts, or fragile materials like glass.

Trying to retrofit these on your own can lead to damage or gaps in functionality. A professional knows how to handle tricky setups without compromising the door for a better experience.

Let Great Valley Lockshop Handle Your Keyless Entry Installation

Keyless entry security systems offer a range of benefits: convenience for your team, enhanced control over who comes and goes, and improved overall security with power door locks. But getting it all set up the right way? That’s where expert help makes a real difference.

If you’re not sure where to start or just want it done right the first time, Great Valley Lockshop has your back.

Here’s what they bring to the table:

• They help you map out the right system for your building so you’re not left guessing which lock fits where.
• They handle the installation professionally and to code, so you stay compliant with ADA, fire safety, and other local regulations.
• They make the whole process easier, especially if you’re dealing with older doors, multiple entry points, or system integrations.
  

Great Valley Lockshop ensures your keyless system works exactly as it should from day one. Ready to get started? Reach out for a quick consultation.

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