Connector Х1:
No. of pin Signal name Designation Wire colour in cable
1 Ground (minus) for power supply Ground (signal) White
2 RPM input Tachometer Dark blue
3 Not used NC
4 Not used NC
5 Line B RS-485 LLS B RS-485 LLS Blue-white
6 CAN L CAN L Purple-white
7 Vehicle power supply voltage Power Red
8 Ignition key IGN Yellow
9 Universal input 1 Input 1 Black