Caterpillar — Replacement Procedure

A Caterpillar service procedure — check it applies to your exact model before use.

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Procedure

1. The new ECM must be reprogrammed after the
2. Shut down the engine. Remove the positive lead
3. Remove the harness connector from the ECM.
4. Remove the six nuts that fasten the ECM to the
5. Place the new ECM in the front panel. Install the
6. Reconnect the harness connector to the ECM.

Source: manual:SOTA RENR7902-00-proof EMCP3.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.