BMW X5 M (E70) V8-4.4L Turbo (S63) Technical Service Bulletin # 631110 Date: 110401 Lighting - Water Leaks Into The Tailgate Lamp SI B63 11 10 Lights

BMW X5 M (E70) V8-4.4L Turbo (S63) Technical Service Bulletin # 631110 Date: 110401
Lighting - Water Leaks Into The Tailgate Lamp
SI B63 11 10
Lights
April 2011
Technical Service
SUBJECT
BMW X5 M (E70) V8-4.4L Turbo (S63) Page 272
Tailgate Lamp Leaking
MODEL
E70 (X5) produced from November 30, 2007 to March 21, 2010
SITUATION
Water leaks into the tailgate lamp. The water can then be seen from outside the vehicle. The water causes internal corrosion, which leads to electrical
failure of the lamp and a corresponding Check Control message in the instrument cluster.
CAUSE
Leaking butyl seal between the lamp and the tailgate
CORRECTION
^ Remove the faulty lamp. Clean the residual butyl from the tailgate (refer to Repair Instruction REP 54 37 Removing butyl). Install a replacement
lamp together with a soft rubber seal.
^ To avoid a future complaint, remove the remaining lamp. Remove the butyl from the lamp and the tailgate (refer to Repair Instruction REP 54 37
Removing butyl). Reinstall the lamp using a soft rubber seal.
PARTS INFORMATION
WARRANTY INFORMATION