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Innovate/Bosch/Pro M efi

17K views 75 replies 20 participants last post by  kjb302ho  
This definitely concerns me a little bit since I'll be installing mine soon. Just thinking outside of the box, a few ways to get around this. Could run one of the Pro-M outputs to a relay then wire the NO in series with the Heater + so it's on only when the car is above X RPM. Or, could wire a panel switch in series with the Heater + but you'd have to remember to turn it on after it's running, not the best.
 

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I whipped this together because I laid awake last night thinking about it:-( This would turn the heater on only above whatever RPM you want (listed 500) and allow for a toggle switch for the free air calibration when the car is off.

Removed drawing, The man has spoke.