Diagnostic Associates DA-Dongle J2534 (SAE J2534 Pass-Thru Interface) SDD VCI Device - Compatible with Jaguar & Land Rover Diagnostics
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| Interface Standard | SAE J2534 Pass-Thru |
| Applicable Software | JLR SDD (Symptom Driven Diagnostics), Pathfinder, TOPIx Cloud |
| Vehicle Connection | OBDII (16-pin diagnostic interface) |
| Computer Connection | USB 2.0 (Full Speed) |
| Supported Vehicle Network | CAN, ISO9141 |
| Supported Vehicle Year | Jaguar (since 1995), Land Rover/Range Rover (since 2005), some new vehicles after 2017 (such as L405/L494/L462) |
| Power Supply | Vehicle OBD interface power supply |
| Additional Features | Supports ECU programming and refresh, electronic parking brake release (for specific models) |
| Include Part | 12 feet (approximately 3.6 meters) USB cable |
| Certification | JLR (Jaguar Land Rover) Official Approval |
| Part Number | DAPN0040 (black) |
Manufacturer No.
DAPN0040DAPN0035DAPN0036DAPN0031DA-Dongle
OEM Part No.
G4746445JLR SDD VCMLR SDD VCM
Interchange No.
JLR SDD VCMMongoose JLRVXDIAG JLRRotunda
Fitment Vehicles
Jaguar Full Line (since 1995)Land Rover/Range Rover Full Line (since 2005)Land Rover L405Land Rover L494Discovery L462Jaguar Full LineLand Rover Full LineLand Rover DefenderLand Rover Range RoverLand Rover Discovery
Diagnostic and Workshop Supplies - Industrial Encyclopedia
Diagnostic Associates original DA-Dongle J2534 is the officially recognized SAE J2534 Pass-Thru Vehicle Communication Interface (VCI) for Jaguar & Land Rover (JLR). As an alternative to the JLR SDD VCM diagnostic tool, this device supports CAN and ISO9141 vehicle networks and connects to a laptop via USB 2.0. It is suitable for Jaguar and Land Rover models' Symptom Driven Diagnostics (SDD) diagnostic software, Pathfinder, and TOPIx cloud system, and is an ideal tool for professional workshops and automotive technicians for ECU programming, flashing, and fault diagnosis. This article provides technical specifications, user manual, and software update guidance for DA-Dongle J2534.