T4 Mobile Plus Diagnostic System for Land Rover 1998-2009
T4 Mobile Plus Diagnostic System for Land Rover 1998-2009 is a diagnostic tool for Land Rover models from 1998–2009. Furthermore, it is fully compatible with the T4 Product Platform.
For newer models from 2009 forward, please refer to more details on the JLR DOIP VCI to work with SDD and Pathfinder.
Description: T4 Mobile features an Intelligent Connection System (ICS). For instance, with the push of a button, the tool supports all J1962-supported MG Rover vehicles.
Additionally, T4 Mobile Plus utilises the latest PC technology. In fact, it has been designed with portability and ease of use foremost.
Moreover, the tool has been specifically optimised for use as a “road test” tool using standard T4 diagnostic software.
Furthermore, T4 Mobile Plus is a fully expandable diagnostic tool. Consequently, it supports full integration with the expanding T4 Product Platform.
Features
- Full J2534 host and interface compatibility
- USB version 1.1 host communication
- Operates from Vehicle supply (range 8–16 volts)
- User-configurable to support future communication protocols
- Portability for road testing (subject to taking necessary precautions)
- T4 Mobile+ should only be controlled by a passenger for road testing
- Use as a mobile diagnostic and “Road Test” Tool
- Cable switching at the press of a button – offers reduced service times and costs
- Fully compatible with the T4 Product Platform
- Integrates with T4 EAM, T4 Wheel Alignment, RAVE, and more
- Utilises current standard diagnostic software (DJR, DRM, and DRE)
- Supports all 96MY onwards J1962 diagnostic
- User-configurable printer support – supports all Windows XP listed printers
- Includes 12-month full Technical Support and Maintenance Program
- The ICS supports new vehicles via simple user-controlled software updates
Comprehensive accessories are available to tailor the product to your specific needs.
Intelligent Connector System – EOBD/OBD II Vehicle interface compatibility. In addition, it supports ISO9141, CAN, and J1850 PWM/VPW.
Tested on Windows XP & Windows 10 32-bit professional system.
Apply for JLR Remote Support
Before Starting: JLR Remote Support Notice
Please ensure that you have all OEM tools and systems available for dealer‑based online coding and programming jobs.
However, for programming flashing updates, an original dealer VCI is essential. Additionally, a good, stable power supply is always recommended.
This is especially important for Porsche, Mercedes, and JLR online ECU programming. For example, for Taycan campaign updates, PIWIS IV is recommended.
Car diagnostic tools involved:
- BMW ICOM Next or BMW Esys EsysPlus4.1 or ISTA BMW
- Mercedes Xentry Diagnosis with VCI C6 (original)
- Audi ODIS with Geko
- Porsche PIWIS 3 with PPN login
- Land Rover Pathfinder with JLR DOIP
- Tesla Toolbox 2.0 or Evgata



















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