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BMW 3-Series (E90 E92) Forum
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2-Step Relay Question
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11-26-2016, 01:00 AM | #1 |
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2-Step Relay Question
I ordered a JB4 with the 2step & nlts relay.
What is the BMS DATA cable required for? Is the relay plug & play or is the data cable needed to hook up to laptop and make changes? I mainly bought the relay for the NLTS feature I don't plan on launching my car. |
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