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can anyone help me ive got a gti mk3 and it is struggling to idle and when driving if i let off the accelerator i get back fire from the exhaust.can anyone point me to where the mixture control is and/or where i sort the idle out?any help would be excellent,cheerz
Defo sounds like air flow meter..Very very common on the bosch system your golf has.Only other prob that crops up is lambda sensors from time to time..