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Cylinder number order on a I6

2003 - 2009, roadster, coupe, facelift
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Dr. Zed
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Cylinder number order on a I6

Post by Dr. Zed » Sun Feb 04, 2024 3:41 pm

Hi all, been a while since I posted here. In classic fashion, it's only when I need something.. :oops:

My car has been under a cover for about 3 months and aside from the mould that's formed in the cabin (separate issue related to a leaky roof I believe), the car has thrown two major codes. One related to it running too rich which I believe I've identified. The other being a misfire in cylinder 4.

I want to go in and swap two of the coil packs to see if the misfire moves with the coils but I cannot figure out which order they're numbered in? From front of bonnet to the windshield, or from windshield to the front?

Thanks all!
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enuff_zed
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Cylinder number order on a I6

Post by enuff_zed » Sun Feb 04, 2024 3:53 pm

From front of the bonnet backwards. No1 nearest the radiator.
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Dr. Zed
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Cylinder number order on a I6

Post by Dr. Zed » Sun Feb 04, 2024 3:55 pm

enuff_zed wrote: Sun Feb 04, 2024 3:53 pm From front of the bonnet backwards. No1 nearest the radiator.
Thanks, informative as always mate.

Next question. Can I swap these coil packs around? The wiring seems to suggest you need to swap all 6 at once? The wiring are all colour coded too which is throwing me off. I don't do car electrics!
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Dr. Zed
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Posts: 495
Joined: Thu Jun 11, 2020 12:45 pm
Location: Swindon

Cylinder number order on a I6

Post by Dr. Zed » Sun Feb 04, 2024 4:04 pm

Never mind. It's been so long since I worked on the Zed I forgot how these things work. Figured it out. Proper idiot moment there...
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