Kohler Command PRO CH26 Service Manual

EFI SYSTEM-ECH
34
24 690 01 Rev. KKohlerEngines.com
ELECTRICAL COMPONENTS
Electronic Control Unit (ECU)
Pinout of ECU
Black Connector Side
Pin # Function
1 Ignition Coil #1 Ground
2 Battery Ground
3 Diagnostic Communication Line
4 Speed Sensor input
5 Fuel Injector Output #1 Ground
6 Fuel Injector Output #2 Ground
7 Oxygen Sensor Heater
8
Intake Air Temperature (IAT) sensor or TMAP
sensor input
9 Fuel Pump Ground
10
Ground for TPS, IAT and MAP sensors or TMAP
sensor, O2 and Oil sensors
11 MAP sensor or TMAP sensor input
12 Throttle Position Sensor (TPS) input
13 Speed Sensor Ground
14 Oil Temperature Sensor input
15 Ignition Switch (Switched +12V)
16
Power for TPS sensor, MAP sensor or TMAP
sensor (+5V)
17 Oxygen Sensor (O2) input
18 Battery Power (Permanent +12V)
Grey Connector Side
Pin # Description
1 Not Used
2 Not Used
3 Malfunction Indicator Light (MIL) Ground
4 Not Used
5 Not Used
6 Not Used
7 Not Used
8 Not Used
9 Battery Ground
10 Ignition Coil #2 Ground
11 Not Used
12 Not Used
13 Not Used
14 Safety Switch Ground
15 Not Used
16 ECU
17 Fuel Pump Control (+12V)
18 Not Used
BLACK CONNECTOR SIDE GREY CONNECTOR SIDE
ECU
Pinout of ECU

Kohler Command PRO CH26 Specifications

General

Brand	Kohler
Model	Command PRO CH26
Category	Crankshaft
Language	English