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BMW 3-Series (E90 E92) Forum
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N54 TMAP wiring info
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| 08-05-2017, 07:04 PM | #1 |
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New Member
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N54 TMAP wiring info
Hi,
I would like to know what the 4 wires are for i have a black, red, blue and yellow I think yellow is for the boost voltage what about the others? Thank you |
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