System Schematic
See the entire electrical system schematic of the machine for more information. The entire schematic illustrates every component and the wire connections. All of the wiring harnesses that are important to troubleshooting and repair are illustrated on the system schematic. The part number of the components is listed in addition to the number for the harnesses.
See Electrical Schematic, UENR3832 for the complete electrical schematic of the 966M XE and 972M XE Wheel Loaders.
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| Illustration 1 | g03651901 |
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Electrical Schematic for the J1 Connector of the Transmission ECM | |
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| Illustration 2 | g03652478 |
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Electrical Schematic for the J2 Connector of the Transmission ECM | |
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| Illustration 3 | g03658797 |
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Electrical Schematic for the J1 Connector of the Implement ECM | |
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| Illustration 4 | g03658800 |
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Electrical Schematic for the J2 Connector of the Implement ECM | |
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| Illustration 5 | g03697673 |
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Electrical Schematic for the Connections of the Relay Driver ECM | |
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| Illustration 6 | g03690973 |
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Electrical Schematic for the Data Links | |
Caterpillar Information System:
966M XE and 972M XE Wheel Loaders Connector Contact Description
966M XE and 972M XE Wheel Loaders ECM - Replace
966M XE and 972M XE Wheel Loaders ECM - Configure
966M XE and 972M XE Wheel Loaders ECM Software - Install
966M XE and 972M XE Wheel Loaders Wiring Harness (Short Circuit) - Test
966M XE and 972M XE Wheel Loaders Wiring Harness (Open Circuit) - Test
966M XE and 972M XE Wheel Loaders Switch Circuits - Test
966M XE and 972M XE Wheel Loaders Steering Control Force - Test
966M XE and 972M XE Wheel Loaders Speed Sensor - Test
2014/03/11 PL522 China Module Equipped With Improved SIM Card Is Available On Cat® Products in China {7606}
966M XE and 972M XE Wheel Loaders Solenoid Valve (Switch Controlled) - Test
966M XE and 972M XE Wheel Loaders Solenoid Valve - Test
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R2900G Load Haul Dump Power Train Electronic Control System MID 081 - CID 2976 - FMI 04
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