HEM4300 Engine Controller User Manual Page 54 of 55
13.10
YUCHAI
Suitable for BOSCH common rail electronic-controlled engine.
Table 30 Engine 42-pin Port
Terminals of controller
Engine 42 pins port
Remark
Aux. output 1
1.40
Configure it as “Fuel Output”.
Connects to engine ignition switch.
Aux. output 2
-
Configure it as “Crank Output”. Connect to
starter coil directly via expand relay.
CAN(H)
1.35
Using twisted-pair shielded line with single
end grounded.
CAN(L)
1.34
Engine type: YUCHAI.
13.11
WEICHAI
Suitable for Weichai BOSCH common rail electronic-controlled engine.
Table 31 Engine Port
Terminals of controller
Engine port
Remark
Aux. output 1
1.40
Configure it as “Fuel Output”.
Connects to engine ignition switch.
Aux. output 2
1.61
Configure it as “Crank Output”. Connect to
starter coil directly via expand relay.
CAN(H)
1.35
Using twisted-pair shielded line with single
end grounded.
CAN(L)
1.34
Engine type: GTSC1.
NOTE:
If there is any question of connection between controller and ECU communication, please feel free to contact
SmartGen’s service.
