C1.5 and C2.2 Engines for Caterpillar Built Machines Caterpillar


ECM Harness Connector Terminals

Usage:

CB-22B 2B2
The Electronic Control Module (ECM) uses connectors that have 80 terminals to interface to the wiring harness. Differences in the keyway pattern ensure that the harness connectors cannot be wrongly installed.


Illustration 1g03322763
Layout of the ECM connector pins

The pins on the harness connectors are not serviceable. If a pin or the connector is damaged, the harness must be replaced.

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