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M5di Cylinder Numbers?


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OK, on my 2020 M5di I've got a fault code of SPN 1329, FMI 11.

So, to save myself some work (I am extremely lazy, in this respect), can anyone tell me the cylinder numbering scheme on the M5 so I can check the appropriate spark plug, etc.?

I can't figure out how to to add a picture using the Crew interface, but here's a link to comment on.

And yes, 3 is now a letter 

https://www.dropbox.com/scl/fi/zabfn9i4oriehhzukb4ka/cylinders.jpg?rlkey=tgtazjk6e1o600uc9s59vui1g&dl=0

Many thanks!

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Fault SPN 1329 FMI 11 occurs when there is a misfire detected on cylinder 7.  Cylinder 7 is on the A bank of GM engines, which is on the starboard side of v-drive boats.  The A bank cylinders are numbered 1, 3, 5, 7 on the starboard side, starting from the aft and moving forward towards the bow.  The B bank cylinders are numbered 2, 4, 6, 8 on the port side, starting from the aft and moving forward towards the bow.

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dizzygti
11 hours ago, csleaver said:

Fault SPN 1329 FMI 11 occurs when there is a misfire detected on cylinder 7.  Cylinder 7 is on the A bank of GM engines, which is on the starboard side of v-drive boats.  The A bank cylinders are numbered 1, 3, 5, 7 on the starboard side, starting from the aft and moving forward towards the bow.  The B bank cylinders are numbered 2, 4, 6, 8 on the port side, starting from the aft and moving forward towards the bow.

Or #1 is closest to timing/belt side, so #8 is furthest, so #7 is one back from #8.   :biggrin:

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