ecu/ limp
 

any one know why autoxray ez scan 6000 will not comm with my 2000 audi s4 with an aprchip withobd 1 or obd 2. the company says "All other Asian and European ’96 - Current Year [OBD-II] " . what the f ---i get a reading nocomm turn on key. help....

RE: ecu/ limp
 

wait.. do you have the ingnition key on to accessories? it says " no comm turn on KEY" does that key mean car key? sometimes the simplest things are overlooked...