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John___Angela's avatar
John___Angela
Explorer
Oct 14, 2014

Resolved. I have a scangauge code Cummins doesn't recognize.

SO. Got my scangauge to check out the check engine light code on my ISC350 CAPS. The code is ID 18 and FM 11. Talked to Cummins and they could only suggest I take it to a Cummins dealer, which I wi...
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Tom_Barb's avatar
Tom_Barb
Explorer
Oct 14, 2014
Easy things to check on a ISC the ECM will loose its ground, make sure it has a good ground, when it does not the engine drops to keep alive data.

be certain you are connected to the engine data plug. not the chassis's

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