JLR SDD2 V146 Version for All Landrover and Jaguar technical support

---

1.How to setting up JLR SDD software from normal mode to engineer mode

Optional device running SDD engineering version:

V146 JLR SDD2 for Landrover/Jaguar diagnosis and programming tool（the only JLR device with engineering mode currently, tested ok, safe）

Engineering mode setup process:

1 click on the golden key icon marked arrow picture below

2 find out the Seed

3.Calculate engineering password with JLR SDD Coded Access Password Calculator according to the Seed (see last two pics.)

Then click on Activate to get fully activated

4 the bottom status bar on the SDD interface turns yellow

5 SDD engineering mode is activated and ready for use

Options available for engineering mode password calculator:
Land Rover/Range Rover:

• CCF Editor
• Taiwan Vehicle Update
• Software Download
• L316/L322 Odometer
• L322 Recover Keys
• L322 Erase Keys
• Option 8

Jaguar:

• VIN Bypass
• VID Block Eitor
• CCF Editor
• Software download
• X150/X250/X351 Odometer
• X351 Recover Keys

2.146 JLR SDD2 Device not opened error solution

Tips here to help user solve “Device not opened” error of FLYOBD JLR SDD2 SDD V146 diagnostic & programming software for Jaguar and Landrover.

Online activation:

Device not opened


Click on PROgrAM, then this error pops up. Click on Close, and the LED light on JLR SDD2 scanner turns green




Analysis from  obd2eshop.com engineers:

Possibly it’s a driver issue.

Please check your JLR SDD V146 driver installation.


Usually the driver is automatically installed, after the Jaguar and Land Rover software installation success


So check the Computer Management:

Check COM port

(PC would select it automatically; COM number depends on different PC)