*In case of idling during idling or a car that is thin under load / often running under idling or lean / rough idling or stalling, the MAF sensor needs to be replaced. MAF, also call top-quality air flow sensor, is a sensor used to determine the mass flow of air entering a fuel-injected internal combustion engine. Before installing the MAF, sure clean the air box and replace the air filter, otherwise "Code and Check Engine Light" may always be displayed even if the MAF is replaced with a new one *REPLACE PART - Replace For Mercedes Benz 5WK9638Z 5WK9638 *FIT THE FOLLOWING VEHICLE - Mass Air Flow Sensor fit for 03-05 Mercedes Benz C230 *DIRECT FIT- A direct replacement for proper installation and easy mounting, made from quality materials that meet or exceed OEM standards and are rigorously tested before leaving the factory. It works better, is more stable and lasts longer, let IXGKHC Helping you solve car problems. *Buy with confidence - order from IXGKHC. PLEASE CHECK IN DETAIL BEFORE PURCHASING, double check your vehicle's year, model, engine and litres. - CLASS C (W203) (2000-2007), C 180 K 143cv (271,946), C 200 K 163cv (271,940), C 200 CGI KOMPRESSOR 170cv (271,942), C 230 K 192cv (271,948) - CLASS C SPORT (W203) (2001-2008), C 160 K 122cv (271,921), C 180 K 143cv (271,946), C 200 K 163cv (271,940), C 200 CGI KOMPRESSOR 170cv (271,942), C 230 K 192cv (271,948) - CLASS C (W204) (2007-2011), C 180 BE 156cv (271.910), C 180 BE 156cv (271.952), C 200 KOMPRESSOR 184cv (271.950) - CLASS C (W204) (2011-2014), C 180 BE 156cv (271.910) - CLASS CLC (W203) (2008-), CLC 160 BE 129cv (271.911), CLC 160 BE 129cv (271.921), CLC 180 K 143cv (271.940), CLC 180 K 143cv (271.946), CLC 200 K 184cv (271.957) - CLASS CLK (W209) (2002-), CLK 200 K 163cv (271.940), CLK 200 CGI 170cv (271.942), CLK 200 K 184cv (271.955) - CLASS E (W211) (2002-2008), E 200 K 163cv (271,941), E 200 K 184cv (271.956) - CLASS E (W212) (2009-2013), E 200 NGT BE 163cv (271.958) - CLASS E (W212) (2013-), E 200 NGT BE 163cv (271.958) C-Klasse W203 C 180 Kompressor 2002/05-2007/02 1796 ccm, 105 KW, 143 PS C-Klasse W203 C 200 CGI Kompressor 2003/07-2007/02 1796 ccm, 125 KW, 170 PS C-Klasse W203 C 200 Kompressor 2002/05-2007/02 1796 ccm, 120 KW, 163 PS C-Klasse W203 C 230 Kompressor 2004/02-2007/02 1796 ccm, 141 KW, 192 PS C-Klasse Coupe CL203 C 160 Kompressor 2002/05-2011/06 1796 ccm, 90 KW, 122 PS C-Klasse Coupe CL203 C 180 Kompressor 2002/05-2011/06 1796 ccm, 105 KW, 143 PS C-Klasse Coupe CL203 C 200 CGI Kompressor 2003/03-2011/06 1796 ccm, 125 KW, 170 PS C-Klasse Coupe CL203 C 200 Kompressor 2002/05-2011/06 1796 ccm, 120 KW, 163 PS C-Klasse Coupe CL203 C 230 Kompressor 2002/05-2011/06 1796 ccm, 141 KW, 192 PS