C1.7 and C2.2 Industrial Engine Caterpillar


Component Location

Usage:

C1.7 G34

Electronic Control Circuit Diagram

Engine ECM



Illustration 1g06086931
Sensors and components that are connected to the C1.7 engine ECM


Illustration 2g06035275
Sensors and components that are connected to the C2.2 engine ECM

Engine

C1.7 Engine



Illustration 3g06086983
Sensor and component locations on the left side of the C1.7 engine
(1) Intake manifold air temperature sensor
(2) Coolant temperature sensor
(3) NRS valve


Illustration 4g06087269
Close-up views of sensor and component locations on the left side of the C1.7 engine
(1) Intake manifold air temperature sensor
(2) Coolant temperature sensor
(3) NRS valve


Illustration 5g06087284
Sensor and component locations on the right side and top of the C1.7 engine
(4) Oil pressure switch
(5) Fuel rail pressure sensor
(6) Fuel temperature sensor
(7) Suction Control Valve (SCV)
(8) Secondary speed/timing sensor
(9) 47-pin Engine Interface Connector (EIC)
(10) Primary speed/timing sensor
(11) Intake manifold pressure sensor


Illustration 6g06087291
Close-up views of sensor and component locations on the right side and top of the C1.7 engine
(4) Oil pressure switch
(5) Fuel rail pressure sensor
(6) Fuel temperature sensor
(7) Suction Control Valve (SCV)
(8) Secondary speed/timing sensor
(9) 47-pin Engine Interface Connector (EIC)
(10) Primary speed/timing sensor
(11) Intake manifold pressure sensor

C2.2 Engine



Illustration 7g03887689
Sensor and component locations on the left side of the C2.2 engine
(1) DOC inlet temperature sensor (if equipped)
(2) Intake throttle valve (if equipped)
(3) NRS valve
(4) Coolant temperature sensor
(5) Oil pressure switch
(6) Intake manifold air temperature sensor


Illustration 8g03887698
Close up views of sensor and component locations on the left side of C2.2 engine
(1) DOC inlet temperature sensor (if equipped)
(2) Intake throttle valve (if equipped)
(3) NRS valve
(4) Coolant temperature sensor
(5) Oil pressure switch
(6) Intake manifold air temperature sensor


Illustration 9g03887757
Sensor and component locations on the right side and top of the C2.2 engine
(7) Fuel rail pressure sensor
(8) Fuel temperature sensor
(9) Suction Control Valve (SCV)
(10) Secondary speed/timing sensor
(11) 47-pin Engine Interface Connector (EIC)
(12) Primary speed/timing sensor
(13) DOC outlet temperature sensor (if equipped)
(14) Intake manifold pressure sensor


Illustration 10g03888213
Close up views of sensor locations on the right side and top of the C2.2 engine
(7) Fuel rail pressure sensor
(8) Fuel temperature sensor
(9) Suction Control Valve (SCV)
(10) Secondary speed/timing sensor
(11) 47-pin Engine Interface Connector (EIC)
(12) Primary speed/timing sensor
(13) DOC outlet temperature sensor (if equipped)
(14) Intake manifold pressure sensor

Caterpillar Information System:

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