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Troubleshooting416E, 420E, 422E, 428E, 430E, 432E, 434E, 442E and 444E Backhoe Loaders

Connector Locations

SMCS -7553-546-WW

The machine ECM is located at the front of the cab. The ECM is located beneath the floor panel below thefoot pedals.

Shutdown SIS

Previous Screen

Product: NO EQUIPMENT SELECTED

Model: NO EQUIPMENT SELECTEDConfiguration: NO EQUIPMENT SELECTED

Media Number -RENR6488-03 Publication Date -01/12/2006 Date Updated -14/12/2006

i02464408

Illustration 1 g01229370

(1) Machine ECM

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The connector is located on the left side of the cab.

The Electrical System Schematic, Parts Manual and Operation and Maintenance Manual for the machine thatis being serviced should be used 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 machineand in the area views. Alphabetical letters in the "Machine Location" column indicate a general area ofthe machine. Refer to the corresponding footnote at the end of the table for a description of thelocation.

The "Harness Connector Location" table uses white circles to mark the locations in the general viewand in the area views. Alphabetical letters in the "Machine Location" column indicate a general area ofthe machine. Refer to the corresponding footnote at the end of the table for a description of thelocation.

Connector Contact Numbers

Illustration 2 g01229371

(2) Diagnostic service tool connector for the ET

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Illustration 3 g00554751

Electronic Control Module (ECM)

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Illustration 4 g01090860

Machine Harness Connectors J1 and J2 that mate to the ECM.

Copyright 1993 - 2007 Caterpillar Inc.

All Rights Reserved.Private Network For SIS Licensees.

Fri Apr 27 22:29:05 EST 2007

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