electric light on no codes on machine?

[ADS_V6]

hi all on sunday my cup 172 went into limp mode when hitting brake pedal fog light was showing faint i cant find any codes on scanner to show a fault its had many new parts including throttle body tdc and cts could the fog light on cause limp mode or say a blown bulb im stumped?

 

[Adey.]

sounds more like an earth fault, that can cause all sorts of issues. does you fog light still illuminate on the dash when pressing the brake?

 

[ADS_V6]

hi yes braking reverse brings it on and hazard lights car otherwise is a1 just worried bout the limp mode suddenly no power at speed is pretty nasty