high-altitude-adjustment-13-005-83-2080-1183

Service-Informatio&n Group 13 November Bulletin No. : Fuel Supply & 1983 13 005 83 (2080) Adjustment -For U.S.A. and Canada only- RE: HIGH ALTITUDE PERFORMANCEA DJUSTMENT (Over 4,000 feet above sea level for all 1978 – 1983 models) Dear Dealer: EPA requires from the manufacturers of motor vehicles to provide altitude performance instructions. (This requirement is applicable to all motor vehicles to which Title II of the CAA a~plies.) To improve the emission/performance of. low altitude vehicles when operated at a high altitude, a main jet change, as recommended in the enclosed ,list, is necessary. ·, . When such a vehicle is changed to high,, altitude settings, a label (see samp’le _below) must be aff·ixed:,1to the rear fender next to the: •original vehicle ·emi.”s:·si~if control … label. This label ·should be requested through the “”li:iy,. motorcycle servic.e=,departmeri·f’•·i;n writing quotfng _ No. 2 121 222. ~ · , .–:”.:.· . -• · .1 .. .. ‘.; For customer infoTil!ation purposes, p·lease qispl?tY a “· ·, copy of _this Servic_e Information_ in your ._s_howroorn or~-~ •• customer waiting area. • Yf”~rs tnuly ,_ . wQi Herb Neas National Service Manager HN/cs Enclosure ( f”w VEHICLEE MISSIONC ONTROL/ NFOR~MATIOUNP DATE •j BAYERISCHEM OTOREN::’WERKEA G i /lease route and initial before filing ——~-~· —- •• ~… • -~-·—~’ THIS VEHICLE HAS BEEN MODIFIED TO IMPROVE Ervl!SSION CONTROL PERFORMANCE WHEN OPERATED AT HIGH ALTITUDE. INFORMATION ON ALTITUDE PERFORMANCE ADJUSTMENTS MAY BE OBTAINED FROM ANY BMW DEALERSHIP . .——-~- 2 121 222 ····-· ( ( MODEL MODEL YEAR TYPE 1978 RB0/7 Rl00/7 RlOOS RlOORS 1979 R65 R80/7 RlOOS RlOOT RlOORS RlOORT 1980 R65 R80/7 RlOOS RlOOT RlOORS RlOORT 1981 R65 R80GS RlOO RlOOCS RlOORS RlOORT 1982 R65 R65LS R80GS RlOO RlOOCS RlOORS RlOORT 1983 R65 R65LS R80GS R80RT R80ST RlOO RlOORS RlOORT * Part No. 13 11 1 337 889 Part No. 13 11 1 337 890 Part No. 13 11 1 337 891 142 Jet 158 Jet 162 Jet JET SIZE HIGH ALTITUD”E STANDARD * 142 145 * 142 145 * 158 160 * 158 160 138 140 * 142 145 * 162 165 * 162 165 * 162 165 * 162 165 * 142 145 148 150 * 162 165 * 162 165 * 162 165 * 162 165 * 142 145 148 150 * 158 160 * 158 160 * 158 .160 * 158 160 * 142 145 * 142 145 148 150 * 158 160 * 158 160 * 158 160 * 158 160 135 138 135 138 148 150 148 150 148 150 * 158 160 * 158 160 * 158 160 13 005 83 (2080) (