well guys i had a big problem today i drove the car on the motorway took an exit an when i putted the gear down my engine stalls goes out OFF i try to start it start hard an don t stay on idle i looked at my AFR and it was on 18 ? ? i drove the car at 18 on AFR but only 2 minutes at than i cut the engine off i looked for some big air leak at the engine bay i didnt found

put the black box off turn the pressure again more up try to start the car it start but the idle goes UP and DOWN again UP and DOWN i played with the CO srew also nothing at idle 18 on AFR
and my brake pedal feel hard harder then before

also on idle when i pump with the brake pedal the idle goes up

strange ? a air leak at the brake servo ?

strange that suddently this happen ?

but also my blake box on the meetering unit was a little wet of fuel on it but the 2 O rings gasket looks ok ....

don t understand