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Land Rover Defender Activity Key Programming (2024, Locked RFA)
Tuesday, January 16, 2024
Land Rover Defender Activity Key Programming
The Land Rover Activity Key is the waterproof wristband key that lets owners lock their fob in the car. On the 2024 Defender with a locked RFA, Lock50 HW04-C+ programs it over OBD — no dealer login.
Watch the Lock50 Demo
More demos on the Lock50 YouTube channel.
What is the Activity Key?
It is a rugged, battery-free wristband key ideal for sport and outdoor use. It still has to be enrolled to the RFA like any other key.
Locked RFA on 2024 models
The 2024 Defender RFA is security-locked. The HW04-C+ unlocks it, then enrolls the Activity Key over OBD.
Which Lock50 Tool Do You Need?
- Activity Key on locked 2024 models needs the HW04-C+ Tool Kit.
Frequently Asked Questions
Can Lock50 program a Defender Activity Key?
Yes. The HW04-C+ enrolls the Activity Key over OBD, including on locked-RFA 2024 Defenders.
Is the Activity Key programmed differently?
It is enrolled to the RFA like any key; the tool just handles the locked module first.
Compare the full range and choose your tool: Lock50 HW04 OBD Tools.
???? About this video
Published Oct 29, 2025 on the official Lock50 YouTube channel
This video demonstrates using the Lock50 JLR Key Tool 1.4.3.0 to add an additional passive entry key to a 2023 Land Rover Defender. It highlights the process when the Remote Function Actuator (RFA) is unlocked, showing key identification, successful key programming, and the addition of a fourth key. A subsequent check of all learned keys resulted in a warning indicating two keys were found despite four being programmed.
What this video covers
- Land Rover Defender key programming
- 2023 Defender key add
- Lock50 JLR Key Tool
- RFA unlocked key programming
- Passive Entry Passive Start (PEPS)
- JLR key learning
- Add additional key Defender
- Land Rover key fob programming
- Remote Function Actuator (RFA)
- Land Rover immobilizer programming
- Car key programming tool
- Lock50 USA
- Key serial number detection
- Defender key programming issue
▶ Read the full spoken transcript
Lock50 Defender 2023 Add keys when RFA is unlocked Lock50 in USA 1 Minute. [On-screen text from JLR Key Tool 1.4.3.0 showing a dialog 'Add Additional Key - Action Required'. It displays an OEM Keyless Entry Remote image with part numbers LR116874, LR128398, and mentions MY2018+, 315 MHz, UWB(PEPS). Instructions: 'Place Key on Reader and Click Ok'. User clicks Ok.] [Processing... RFA screen appears, followed by 'Read Key Identification - Complete' dialog. It states 'Operation successfully completed. Key Fob has been detected. Key Serial No: ES7419E9'. Instructions: 'Hold the key fob next to the gear shifter. Click Next to continue.' User clicks Next.] [Processing... RFA screen again, followed by 'Add Additional Key - Complete' dialog. It states 'Operation successfully completed. Task Report: #12833 routine has been completed successfully. Description: Return Code: Key Added OK. Number of Keys Programmed: 4. Added Key Number: 4. Added Key SerialNo: ES7419E9'. Instructions: 'Click Next to continue.' User clicks Next.] [Add Additional Key - Action Required dialog: 'Do you want add more Keys? To add next Key, place it on Reader and press YES. Press NO to proceed to the next step.' User clicks No.] [Add Additional Key - Action Required dialog: 'Hold all programmed Keys next to the gear shifter. Click OK to start operation.' User clicks Ok.] [Collecting Data, then Processing... BCM screens appear, followed by 'Add Additional Key - Complete' dialog: 'Operation successfully completed.' User clicks Ok.] [User navigates back to select 'Check All Learnt Keys'.] [Check All Learnt Keys - Information dialog: Describes testing the Passive Start/Passive Entry (PS/PEPS) system. Instructions: 'Hold all programmed keys next to the gear shifter. Click OK to start operation.' User clicks Ok.] [Connecting to vehicle, then Processing... RFA screens appear, followed by 'Check All Learnt Keys - Warning' dialog: 'Operation completed with issues. Task Report: #12832 routine completed with invalid return code. Description: Return Code: Failure. Number of Keys Programmed: 4. Number of Keys Found: 2.' User clicks Abort.]
More demos from the Lock50 channel
???? About this video
Published Oct 7, 2024 on the official Lock50 YouTube channel
The video demonstrates adding a Land Rover smart key watch to a vehicle using the Lock50 programming tool. It shows the process of connecting the device via OBD, reading the vehicle's RFA module to confirm two existing keys, and then programming the new watch key. The operation successfully adds the watch key, bringing the total programmed keys to three. Finally, the watch is tested to verify it can lock, unlock, and start the vehicle.
What this video covers
- Land Rover key programming
- JLR smart key watch
- OBD key programming
- Locked RFA module
- Lock50 key tool
- Land Rover Defender key
- Automotive key solutions
- Smart key addition
- Car key programming Ireland
- LockDoctor services
- Remote key programming
- Vehicle security solutions
▶ Read the full spoken transcript
on today. Okay. Pull that down. Show two keys present. PEPS. Two keys programmed. Locked. Add additional key. Read the key. Processing RFA... Three keys programmed. No more keys. I don't know whether that's gonna work all the way over the back. All keys programmed. Place all keys on the passenger seat. You can just read, see if the key reads as locked now. Processing. So key reads... watch reads now as learned unlocked. So that's done. So we need to take the two keys away from the car. Now watch only in the car. Start and running. Locking and unlocking.
