Mercedes Benz

Lighting - Xenon Headlamp Failure SI M63 01 05 Lights June 2005 Technical Service This Service Information bulletin supersedes S.M M63 201 05 dated March 18, 2005. SUBJECT Xenon Headlamp Failure MODEL R50 (Cooper), R53 (Cooper S) with option 522 (Xenon headlamps) Vehicles produced March 1, 2002-2006 to June 30, 2002-2006. SITUATION Xenon light is intermittently inoperative - either one or both headlamps. CAUSE Xenon headlamps and control unit supplied by AL (Automotive Lighting). CORRECTION Notes: a. This Service Information only refers to headlamps supplied by AL (Automotive Lighting). For headlamps supplied by ZKW, carry out the regular troubleshooting for the xenon system. b. Individual parts from different manufacturers are not compatible with each other. Do not mix parts from AL and ZKW. c. This Service Information depends on the production date of the headlamp and whether there is a green dot on the yellow parts label on the AL headlamp. The production date is shown in the form...