Kohler KDI 1903 TCR Workshop Manual

EN
54
2.13 Electric system
2.13.1 ECU input and output signals diagram
SENSOR/SWITCH (INPUT)
DEVICES (OUTPUT)
Power relay
ECU
Electronic injector 1
Engine Revolution Sensor
Electronic injector 2
Engine phase sensor
Electronic injector 3
Coolant temperature sensor
Electronic injector 4
Common Rail pressure sensor
EGR valve control
Oil pressure switch
Fuel intake adjustment valve
EGR valve position
Revolution indicator
Fuel temperature sensor
Heater relay
T-MAP sensor
Diagnosis indicator lights
ACACT Sensor
Throttle body adjustment
Main accelerator pedal (double track)
Electric fan control (1-2 speeds or variable speed)
Secondary accelerator pedal (optional)
CAN 1 (ISO15765 diagnostics)
Hydraulic oil pressure sensor (optional)
CAN 2 (Vehicle SAE J1939)
Fuel level sensor (optional)
Air filter clogging sensor (optional)
Sensor to detect water in the fuel
Throttle body position
EGTS (black) Sensor
EGTS (yellow) Sensor
Delta-P Sensor
2.13.2 Control unit (ECU)
The ECU is a central processor, which monitors and controls
engine operation.
The electronic control unit is responsible for engine management.
It is fitted on the frame of the vehicle, or in the cab (refer to the
technical documentation of the vehicle).
Important

The ECU must only be used with the configuration defined
by KOHLER , for each individual engine.

To look up ECU errors, refer to the Help File manual
2.13.2.1 T echnical features
 Operating temperature: -40°C -
+100°C.
 Storage temperature: -40°C -
+100°C.

Kohler KDI 1903 TCR Specifications

General

Brand	Kohler
Model	KDI 1903 TCR
Category	Engine
Language	English