Electrical Connectors and Functions
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| Connector | Component |
|---|---|
| J1/P1 | Electronic Control Module |
| J2/P2 | Electronic Control Module |
| J4/P4 - J19/P19 | Electronic Unit Injector |
| J20/P20 | Engine Speed/Timing Sensor |
| J21/P21 | Engine Coolant Temperature Sensor |
| J22/P22 | Filtered Engine Oil Pressure Sensor |
| J23/P23 | Turbocharger Compressor Outlet Pressure Sensor |
| J25/P25 | Right Turbocharger Compressor Inlet Pressure Sensor |
| J26/P26 | Timing Calibration Connector |
| J27/P27 | Atmospheric Pressure Sensor |
| J28/P28 | Left Turbocharger Compressor Inlet Pressure Sensor |
| J29/P29 | Crankcase Pressure Sensor |
| J30/P30 | Left Exhaust Temperature Sensor |
| J31/P31 | Right Exhaust Temperature Sensor |
| J32/P32 | Aftercooler Temperature Sensor |
| J48/P48 | Unfiltered Engine Oil Pressure Sensor |
| J49/P49 | Filtered Fuel Pressure Sensor |
| J50/P50 | Unfiltered Fuel Pressure Sensor |
| J60 | Service Tool Connector |
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| Illustration 1 | g00607248 |
Electronic Control Module | |
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| Illustration 2 | g00607253 |
ECM Connector | |
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| Illustration 3 | g00607231 |
ECM Connector | |
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| Illustration 4 | g00680848 |
3 Pin Electrical Connectors | |
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| Illustration 5 | g00680846 |
2 Pin Electrical Connectors | |
Caterpillar Information System:
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 0770 - FMI 09 (for MUI Engines)
G3406 Engine Engine Oil Level - Check
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 0442 - FMI 12
G3516B Engines Ignition Transformers Primary Circuit
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 0770 - FMI 09 (for EUI and PEEC Engines)
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 0441 - FMI 12 (for PEEC Engines)
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 1168 - FMI 04
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 0441 - FMI 12 (for MUI Engines)
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 0168 - FMI 03
3176C and 3196 Engines For Caterpillar Built Machines Water Pump - Assemble
PM3412C Power Modules Setup
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 0590 - FMI 09
3126B and 3126E On-highway Engines Idle Shutdown Timer - Test
3500B Engines for Caterpillar Built Power Modules with the ADEM 2 Electronic Control Module Factory Passwords Worksheet
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 1169 - FMI 02
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 1170 - FMI 02
3500B Engines for Caterpillar Built Power Modules with the ADEM 2 Electronic Control Module Engine Cranks but Will Not Start
3306C Truck Engine Fuel System - Inspect
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 0443 - FMI 12
3126B and 3126E On-highway Engines ATA (SAE J1587 / J1708) Data Link Circuit - Test
37-MT, 41-MT, and 42-MT Series Starting Motors No Load - Test
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 0858 - FMI 03
Electronic Modular Control Panel II+ (EMCP II+) GSC CID 0444 - FMI 12 (for MUI and EUI Engines)
3306C Truck Engine Finding Top Center Position for No. 1 Piston