3126B Engines for the IT62G Series II Integrated Toolcarrier and for the 950G Series II and 962G Series II Wheel Loaders Caterpillar


Sensors and Electrical Connectors

Usage:

3126B 5GG



Illustration 1g00693506

Electronic Control Module (ECM) and ECM connectors

Table 1
Connector     Function    
J1/P1     ECM Connector (70-Pin Machine Harness)    
J2/P2     ECM Connector (70-Pin Engine Harness)    
J63/P63     CAT Data Link (3-Pin Connector)    
J100/P100     Coolant Temperature Sensor (2-Pin Connector)    
J101/P101     Engine Oil Temperature Sensor (2-Pin Connector)    
J103/P103     Air Inlet Temperature Sensor (2-Pin Connector)    
J137/P137     Sensor for Transmission Lube Temperature (3-Pin Connector)    
J200/P200     Turbocharger Outlet Pressure Sensor (3-Pin Connector)    
J201/P201     Engine Oil Pressure Sensor (3-Pin Connector)    
J203/P203     Atmospheric Pressure Sensor (3-Pin Connector)    
J204/P204     Injection Actuation Pressure Sensor Connector (3-Pin Connector)    
J205/P205     Turbocharger Inlet Pressure Sensor Connector (3-Pin Connector)    
J209/P209     Fuel Pressure Sensor (3-Pin Connector)    
J300/P300     Harness Connector for Injector Solenoids (12-Pin Connector)    
J301/P301-
J306/P306    
Connectors for Electronic Unit Injectors (2-Pin Connectors)    
J400/P400     Engine Timing Calibration Probe (2-Pin Connector)    
J401/P401     Primary Engine Speed/Timing Sensor (2-Pin Connector)    
J402/P402     Secondary Engine Speed/Timing Sensor (2-Pin Connector)    
J403/P403     Throttle Position Sensor (3-Pin Connector)    
J500/P500     Injection Actuation Pressure Control Valve (2-Pin Connector)    
J501/P501     Air Inlet Heater Relay (2-Pin Connector)    
J508/P508     Solenoid for Variable Speed Fan (2-Pin Connector)    
J700/P700     Ground Level Shutdown Switch (2-Pin Connector)    



Illustration 2g00837090

Sensor and sensor locations




Illustration 3g00905149

Diagram of components

Caterpillar Information System:

769D Off-Highway Truck and 771D Quarry Truck Torque Converter and Transmission Oil - Change
950G Series II Wheel Loader, 962G Series II Wheel Loader and IT62G Series II Integrated Toolcarrier Hydraulic System Pilot Valve (Oil Manifold) - Pilot Hydraulic System
2014/12/11 Hopper Inserts are used with Caterpillar Asphalt Pavers {6639}
2001/10/29 A New Seal Is Now Used In The Track Adjuster Cylinders {4157}
773E Off-Highway Truck Steering System Oil - Change
3126 Truck Engine Flywheel Housing
914G Compact Wheel Loader and IT14G Integrated Toolcarrier Transmission Electronic Control System Diagnostic Code List
769D Off-Highway Truck and 771D Quarry Truck Oil Filter (Steering Pump Case Drain) - Replace
TH210 and TH215 Telehandlers Steering System Steering System Troubleshooting
416D, 420D, 424D, 428D, 430D, 432D, 438D and 442D Backhoe Loaders Hydraulic and Steering System Bank Valve (Backhoe) (Pilot Operated)
773E Off-Highway Truck Oil Filter (Steering) - Replace
735 Articulated Truck Power Train Hitch Drive Shaft - Remove and Install
773E Off-Highway Truck/Tractor and 775E Quarry Truck Window Washer Reservoir - Fill
AP-1050B and BG-245C Asphalt Pavers Ventilation Inlet Ducts - Inspect/Clean
966G Series II and 972G Series II Wheel Loaders Engine Supplement Electronic Unit Injector Sleeve - Remove
966G Series II and 972G Series II Wheel Loaders Engine Supplement Electronic Unit Injector Sleeve - Install
TH350B, TH355B, TH360B and TH460B Telehandlers Operation
TH350B, TH355B, TH360B and TH460B Telehandlers Plate Locations and Film Locations
TH210 and TH215 Telehandlers Power Train Hydrostatic Drive System
TH210 and TH215 Telehandlers Power Train Piston Motor (Hydrostatic)
TH210 and TH215 Telehandlers Power Train Piston Pump (Hydrostatic)
TH350B, TH355B, TH360B and TH460B Telehandlers Towing the Machine
Installation and Reinforcement Procedures for the Upper Link{7120} Installation and Reinforcement Procedures for the Upper Link{7120}
914G Compact Wheel Loader and IT14G Integrated Toolcarrier Transmission Electronic Control System Features
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