(19)

(11)

EP 2 780 685 A1

(12)

(43) Date of publication: 24.09.2014 Bulletin 2014/39 (21) Application number: 12849322.8 (22) Date of filing: 13.11.2012

(51) International Patent Classification (IPC):  G01M 15/10(2006.01) F02D 41/02(2006.01) F01N 3/021(2006.01) F02D 41/14(2006.01) (86) International application number: PCT/SE2012/051242 (87) International publication number: WO 2013/074024 (23.05.2013 Gazette 2013/21)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 14.11.2011 SE 1151075 (71) Applicant: Scania CV AB 151 87 Södertälje (SE)	(72) Inventor: STENLÅÅS, Ola S-151 48 Södertälje (SE) (74) Representative: Sjögren Paulsson, Stina  Scania CV AB, Patents, UTY/Building 117 151 87 Södertälje 151 87 Södertälje (SE)