At LR Retrofit, we deliver professional JLR diagnostics programming services using official dealer-grade tools—including JLR Pathfinder, SDD, TOPIx Cloud, and engineering-mode calibration systems. Whether you need to troubleshoot a fault, reprogram a replacement ECU, or unlock hidden vehicle features — we offer VIN-specific diagnostics that never cut corners.
We work with:
- Private Land Rover & Jaguar Owners
- Independent Garages & Mobile Mechanics
- Fleet Operators & Importers Worldwide
Explore the full range of our dealer-level diagnostics and programming capabilities — handled remotely or on-site, complete with OEM tools, licenses, and real-world experience.
JLR Diagnostics Programming
What is JLR Diagnostics Programming?
Jaguar Land Rover (JLR) vehicles are heavily software-driven, relying on ECUs (Electronic Control Units), CANBUS communication, and VIN-encoded configuration files for function and safety.
JLR Diagnostics Programming involves:
- Reading fault codes (DTCs)
- Analyzing subsystem communication
- Programming or modifying ECUs/modules
- Calibrating sensors and actuators
- CCF (Car Configuration File) editing
- Flashing firmware/software updates
- VIN-based adaptation of used/new parts
With tools like Pathfinder, SDD and TOPIx, our technicians can go far beyond basic OBD scanning — performing engineering-level diagnostics and full-scale retrofitting sessions.
Modern JLR vehicles are guided by complex maps (CCFs) and control stacks that cannot be accessed via generic tools — only certified interfaces can write these safely.
JLR Diagnostics Programming
Our Core JLR Programming Services
MODULE CODING
- Engine ECU Programming (Bosch, Denso, Delphi)
- Transmission Module Calibration (TCM)
- Body Control Module (BCM) flash + VIN sync
- Instrument Cluster & TFT Coding
- ABS Control Module Reprogram
- KVM (Keyless) Module Flash + Key Sync
- Suspension Control (RLM) Module Adjustment
- Audio Amplifier Setup (Meridian, Surround+)
Also compatible with updated used ECUs (with VIN rewrite or cloning when required)
ECU REPROGRAMMING
- Update or rewrite corrupted flash data
- Load factory software to replacement modules
- Flash replacement touchscreens or dashboards
- Upgrade firmware to latest JLR dealer releases
- Pathfinder-based ECU updates for software patches
- Critical Recovery Mode Setup for frozen ECUs
We use factory-level update files and do not apply unsafe “clone” flashing methods.
CCF CONFIGURATION EDITS
- Add or remove factory options via CCF
- VIN-accurate feature enabling/disabling
- Reverse camera enablement (software)
- Blind Spot Monitoring (BSM) activation
- Lane Keep Assist Enablement
- Dynamic Mode Addition (if ECU supports)
- Ambient Lighting & Mood Light activation
- Navigation Unlock (InControl replacement head units)
We support both Pathfinder CCF edits (2017+) and SDD XML configuration overlays (pre-2017).
REMOTE DIAGNOSTIC SESSIONS
Wherever you are in the world, we can run remote diagnostics using:
- Pathfinder & SDD virtual interfaces
- TeamViewer remote session
- VIN-linked calibration presets
- Live monitoring of fault resolution
- Email delivery of service reports
Clients can purchase a session with or without our DoIP-OBD or SDD cable kits. Devices like the SX-TOOL JLR interface and Mongoose SDD kits are fully supported by our system
Vehicle Systems We Work With
We program, diagnose and reset a wide range of subsystems across Jaguar Land Rover models, including but not limited to:
| System | Services |
|---|---|
| Powertrain (PCM/TCM) | Flash, calibrate, reset adaptations |
| HVAC | Climate ECU swap + blend mod adjustments |
| Infotainment | Navigation unlock, module replacement |
| Chassis | Brake module, suspension RLM, yaw sensor |
| Start/Stop | Enable/disable via software |
| Security | Key module config, immobilizer setup |
| Lighting | Matrix LED, fog light software activation |
| Vision Systems | Calibrate cameras (360, rear, TSR) |
| Electric Seat | HVAC ECU for ventilated or heated systems |
Supported JLR Models
JLR Diagnostics Programming is supported for a wide range of vehicles:
Land Rover Models
- Range Rover L405 (2013–2022)
- Range Rover Evoque L538 + L551
- Range Rover Sport L494
- Discovery 4 / 5
- Defender 2020+
- Freelander 2
- LR2 / LR4
Jaguar Models
- F-Pace / E-Pace / I-PACE
- XF (X260), XE (X760)
- F-Type
- XJ / X351
- Older X-Type & S-Type (limited support via SDD)
Tools We Use
All services at LR Retrofit are performed using authorized tools or equivalent-capability diagnostic interfaces, including:
- Pathfinder by JLR (2017–2025)
- SDD (up to 2017 models)
- TOPIx Online Subscription
- SX-TOOL DOiP & SX-CAN interface
- Mongoose SDD Diagnostic Kits
We avoid the use of pirated virtual machines or cloned tools that risk ECU damage.
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JLR Diagnostic Programming
Remote Diagnostics Packages
We offer affordable remote packages no matter your location:
| Package | Details | Price |
|---|---|---|
| Quick Scan | Full fault readout + report | from £39 |
| Session Lite | 30-min config/advice session | £69 |
| ECU Flash | Flash + VIN-Rewrite (1 unit) | from £120 |
| CCF Feature Unlock | Add options (e.g., camera, ambient light) | £89–£119 |
| Full Config Session | Up to 3 ECUs + full report | £199 |
Order now and get a direct book your session with payment + calendar scheduling.