commiss direct ec februari adapt technic progress council direct ec approxim law member state relat roadworthi test motor vehicl trailer text eea relev commiss european commun regard treati establish european commun regard council direct ec decemb approxim law member state relat roadworthi test motor vehicl trailer amend commiss direct ec articl thereof auto oil programm initi provid analyt foundat set vehicl emisison fuel qualiti standard year order achiev air qualiti object focu reduc road transport emiss identifi standard motor vehicl mainten kei factor effect traffic air qualiti direct ec specifi test carri period inspect check emiss petrol diesel driven vehicl accept limit carbon monixid content exhaust emiss petrol driven vehicl equip exhaust treatment system euro standard test low high engin speed direct ec european parliament council octob relat measur air pollut emiss motor vehicl amend council direct eec requir introduct board diagnost obd system petrol driven car light commerci vehicl monitor function vehicl emiss control system servic similarli obd system requir diesel vehicl develop obd capabl monitor record vehicl fault oper narrow gap test condit actual oper futur direct abolish test petrol driven vehicl low idl speed reduc complex test increas accuraci monitor function vehicl obd system measur provid direct accord opinion committe adapt technic progress direct roadworthi test motor vehicl trailer institut articl direct ec adopt direct articl direct ec amend set annex direct articl member state bring forc law regul administr provis compli direct year entri forc direct latest forthwith inform commiss thereof member state adopt provis refer direct accompani refer occas offici public member state determin refer made member state commun commiss text provis nation law adopt field govern direct articl direct enter forc dai public offici journal european commun articl direct address member state brussel februari commiss loyola de palacio vice presid oj oj oj annex point annex ii direct ec replac quot exhaust pipe emiss limit valu measur engin idl speed maximum permiss content exhaust gase state vehicl manufactur inform maximum content exce vol measur high idl speed engin speed rev min maximum permiss content exhaust gase state vehicl manufactur high idl speed maximum content exce vol air fuel ratio lambda accord manufactur specif motor vehicl equip board diagnost system accord direct ec member state altern test item establish correct function emiss system read obd devic simultan check proper function obd system quot