PM310, PM312, and PM313 Cold Planers Electronic System Caterpillar

The following information is a guide to reading the tables on the back of the Electrical Schematic.

• The "Component Location" table uses a numeric value for each component on the machine. Cross reference the machine location number from the table to the corresponding number in the machine views graphic.

• The "Harness Connector Location" table uses a numeric value for each connector on the machine. Cross reference the connector number from the table to the corresponding number in the machine views graphic.

Diagnostic Connectors

Illustration 1	g06232599
Diagnostic Connectors are located under the Operator Console

ECM Locations

Illustration 2	g06231564
ECMs are located behind the panel at the Rear of the machine.

Illustration 3	g06231637
ECMs are shown at the Rear of the machine with the panel removed for access. (1) Machine ECM (2) Transmission ECM

Connector Contact Numbers

Illustration 4	g00554751
Electronic Control Module (ECM)

Illustration 5	g01090860
Machine Harness Connectors J1 and J2 that mate to the ECM.