LR099139 | Passive Start Module - Keyless Start System | Range Rover, Discovery 5
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: LR099139 - Passive Start Module
LR099139 is a Passive Start Module. Fitted to the anti-theft alarm and passive keyless start systems on the listed models, this control unit processes signals from the vehicle's passive entry keys and the alarm system to permit or prevent engine start. The module interfaces with body electrics and the security wiring loom and is supplied as a replaceable control unit; replacement may be required after suspected water ingress, impact damage or electrical faults that affect passive entry or keyless start behaviour.
Use the compatibility data below to confirm fitment against your V.I.N.
Compatibility
- Discovery 5 (2017-) - L462 - From VIN HA000001
- Range Rover (2013-2022) - L405
- Range Rover Sport (2014-2022) - L494
Frequently Asked Questions
LR099139 is the control unit that authenticates signals from passive entry keys and the vehicle's anti-theft alarm to enable or inhibit keyless engine start. It connects to the body electrical system and security wiring loom as a replaceable module. Common reasons for replacement include suspected water ingress, impact damage or electrical faults that interrupt passive entry or keyless start operation.
| Model | Variant |
|---|---|
| Land Rover Discovery 5 (2017>) | Anti-Theft Alarm Systems - L462 (Solihull Plant Build) - From VIN HA000001 |
| Land Rover Range Rover (2013-2022) | Anti-Theft Alarm Systems - L405 |
| Land Rover Range Rover Sport (2014-2022) | Anti-Theft Alarm Systems - L494 |
If you are unsure of compatibility with your vehicle, you can also confirm by checking against your V.I.N. Simply reach out to us with your V.I.N and desired part number via our Contact page or use our Finding Part Numbers page.
Replacement is required after suspected water ingress, impact damage or electrical faults that affect passive entry or keyless start behaviour; have a qualified technician confirm the diagnosis before fitting a new unit.
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