Perkins — ECM. If the new software does not rectify the fault,
A Perkins service procedure — check it applies to your exact model before use.
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Procedure
- Use the “Copy Configuration” feature on the
- Disconnect the suspect ECM. Temporarily connect
Source: manual:cd0c0b.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.