General Info

6

Read before you start
List of supported gearboxes
List of supported cars
Supported CAN selectors
Supported ECUs
Default Programs configuration

PC Software

3

Maps
TunerPro
TCU Update

Wiring

26

Pinout
Installing MAP sensor
Foot brake
X-Drive controller
Paddles (optional)
Displays
- LCD Display
- Gear indicator
VSS speed output
- VSS speed output to digital square input
- VSS speed output to VR input
Program switches
- Button select
- Rotary program switch
Selectors
Mechatronic modifications

Sport Options

3

Trans brake
Blip
Bump

Tuning

5

Internal torque calculation
Resetting adaptations
Adaptations
Shift points tuning
Lockup config

Issues

3

Error codes
Error code 33
Mechatronics errors

CAN communication

3

READ (old can type 6)
Send
READ and SEND (new can type 7)

Standalone ECUs

10

Holley Terminator X
Holley Dominator
Haltech
Ecumaster Emu & Emu Black
ECUMASTER EMU BLACK V3
Ecumaster ADU and EMU PRO
Link G4
MaxxECU
EMTRON
DTAFast ECU

Stock cars connection

3

BMW E90
BMW G Series/A90 Supra Automatic
BMW F series Automatic

Home
Docs
Standalone ECUs
Link G4

Link G4

Download link G4x from CAN communication

TCU:

Setup:

Setup mode RX:

Setup stream TX:

CAN Stream RX:

CAN Stream TX:

Updated on June 11, 2025