New Holland WorkMaster 50 Service Manual page 645

PIN WIRE NUMBER
NUMBER
1 EN-9138
2 EN-9139
3 EN-9140
Electrical systems - Harnesses and connectors
CONNECTOR X-9039 - Crankshaft speed sensor
CIRCUIT REFERENCE
Input signal, positive, Engine Control
Unit (ECU)
Input signal, negative, Engine Control
Unit (ECU)
Reference ground, Engine Control
Unit (ECU)
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ELECTRICAL SCHEMATIC FRAME
SHEET 03