WINDOW-FRONT 9U3143 - Caterpillar

Illustration 1 g01324226
"Transmission/Chassis ECM" located on the rear of the transmission (1) "Transmission/Chassis ECM" (2) J1 Connector (3) J2 Connector
Illustration 2 g02366017
Fuse and Relay location on the right side of the machine.
Illustration 3 g02366018
Fuse and Relay location on the ceiling of the cab.The "Transmission/Chassis ECM" is mounted on the rear of the transmission. The machine service connector for the Cat ET connection is located in the cab on the left side of the operators seat.When a procedure requires that the electrical system to be turned OFF, move the key start and electrical disconnect switch to the OFF position.In order to locate the connectors for the wiring harness on the machine, the Electrical System Schematic, Parts Manual, and Operation and Maintenance Manual for the machine that is being serviced should be used.The following information is a guide to reading the tables for the component location on the back of the Electrical System Schematic.
The "Component Location" table uses white circles or light gray circles to mark locations in the profile of the machine and area views. Alphabetical letters in the "Machine Location" column indicate a general area of the machine. Refer to the