Thread: JB4 Stages??
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      03-06-2018, 10:54 AM   #8
fordbaxter
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Drives: RB Turbo E92 335i
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Quote:
Originally Posted by Kaz26 View Post
I thought the JB4 had built-in fail-safes to prevent engine damage and such for these situations. Or am I mistaken about this?
The JB4 can monitor air to fuel and throw you into the safety map if you're too lean but I don't think it monitors the knock sensors as a part of this failsafe
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