Sensors and Electrical Connectors
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| Connector | Function |
| J1/P1 | ECM Connector (70-Pin Harness) |
| J2/P2 | ECM Connector (70-Pin Harness) |
| J64 | Cat Data Link Connector (3 Pin) |
| J100/P100 | Coolant Temperature Sensor (2 Pin) |
| J103/P103 | Inlet Manifold Temperature Sensor (2 Pin) |
| J105/P105 | Fuel Temperature Sensor (2 Pin) |
| J137/P137 | Hydraulic Oil Temperature Sensor (2 Pin) |
| J200/P200 | Turbocharger Outlet Pressure Sensor (3 Pin) |
| J201/201 | Engine Oil Pressure Sensor (3 Pin) |
| J203/P203 | Atmospheric Pressure Sensor (3 Pin) |
| J209/P209 | Fuel Pressure Sensor (3 Pin) |
| J300/P300 | Injector Solenoid Harness (12 Pin) |
| J301/P301 through J306/P306 |
Connectors for Electronic Unit Injectors |
| J400/P400 | Engine Timing Calibration Probe (2 Pin) |
| J401/P401 | Primary Engine Speed/Timing (Crankshaft Position) Sensor (2 Pin) |
| J402/P402 | Secondary Engine Speed/Timing (Camshaft Position) Sensor (2 Pin) |
| J700/P700 | Ground Level Shutdown Switch (4 Pin) |
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| Illustration 1 | g00693506 |
ECM and harness connectors | |
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| Illustration 2 | g00893612 |
Sensor locations (typical side view) | |
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| Illustration 3 | g00893613 |
Sensor locations (typical top view) | |
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| Illustration 4 | g00752515 |
Components location | |
Caterpillar Information System:
3056E Industrial Engine Main Bearing Journal
2002/04/29 A New Housing Assembly is being Used on the Extender Screed Frame {6640, 7051}
120H and 135H Motor Graders Parking Brake - Drain
69D, 73D, 769C, 769D, 773B, 773D, 773E, 776B, 776C, 776D, 777B, 777C, 777D, 784B, 785, 785B, 789 and 793 Off-Highway Truck/Tractors and 771D, 775B, 775D and 775E Quarry Trucks Payload System Payload Measurement Control
814F Wheel Dozer, 815F Soil Compactor and 816F Landfill Compactor Power Train Transmission Control (Shift Lever) - Test
814F Wheel Tractor, 815F Soil Compactor and 816F Landfill Compactor Hydraulic System Visual Inspection
814F Wheel Tractor, 815F Soil Compactor and 816F Landfill Compactor Hydraulic System Machine Preparation for Troubleshooting
247 and 257 Multi Terrain Loaders Idler Wheel
2002/08/26 A New Bolt Is Available For The Turbocharger Coupling On High Altitude Applications {1052}
2002/05/13 A New Transmission Solenoid Improves Reliability {5479}
TH220B, TH330B, TH340B, TH350B, TH355B, TH360B, TH460B, TH560B and TH580B Telehandlers Power Train Torque Converter Stall - Test
CB64B, CB66B and CB68B Asphalt Compactor Machine Systems Refrigerant Compressor
320C and 322C Forest Machines Hydraulic System Negative Flow Control System
C-9 Engine for MT735, MT745, MT755, MT765, MTC735, MTC745, MTC755, and MTC765 Agricultural Tractors CID 1681 FMI 05 Lighting Shutdown Timer Relay open circuit
797B Off-Highway Truck Power Train Torque Converter and Transmission Hydraulic System
2002/06/10 New Transmission Solenoid Has Longer Coil Life {5479}
C-9 Engine for MT735, MT745, MT755, MT765, MTC735, MTC745, MTC755, and MTC765 Agricultural Tractors CID 1681 FMI 06 Lighting Shutdown Timer Relay short to ground
2002/04/29 New Multifunction Switches Improve High Beam Actuator Service Life {7332}
TH220B, TH330B, TH340B, TH350B, TH355B, TH360B, TH460B, TH560B and TH580B Telehandlers Power Train Transmission
Comfort Series Seat For Caterpillar Machines Comfort Seat with Lumbar, Side Controls, and Slide Swivel
3056E Industrial Engine Fuel Lines
PS-360B Paving Compactor Sound Information and Vibration Information
3056E Industrial Engine Engine Oil Filter Base
PS-360B Paving Compactor Specifications