BOOM AS. -BRG& 2518481 - Caterpillar

Connector Locations
Connector Contact Numbers
Illustration 1 g00554751
Electronic Control Module (ECM)
Illustration 2 g01090860
Machine Harness Connectors J1 and J2 that mate to the ECM.
Connector Locations
Illustration 3 g01106875
(1) Implement ECM
(2) Power Train ECMThe Implement ECM and the Power Train ECM are at the rear of the cab behind the panel of the operator compartment.
Illustration 4 g02440178
(3) The service connector for Caterpillar Electronic Technician (ET)The Cat ET connector is on the right-hand side of the cab to the rear of the operator seat.Use the Electrical System Schematic, Parts Manual, and Operation and Maintenance Manual for the machine to locate electrical components and connectors.The following information is a guide to reading the tables on the back of the Electrical System Schematic.
The "Component Location" table uses white circles to mark the locations in the profile of the machine and in the area views. Alphabetical letters in the "Machine Location" column indicate a general area of the machine. Refer to the corresponding footnote at the end of the table for a description of the location.
The "Harness Connector Location" table uses white circles to mark the locations in the general view and in the area views. Alphabetical letters in the "Machine Location" column indicate a general area of the machine. Refer to the corresponding footnote at the end of the table for a description of the location.