WARNING: This page is about a different car, the 2006 BMW X5, 2005 BMW X5, and 2004 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
In conjunction with: Spray lance 64 1 491 for evaporator cleaning
Order number: 64 1 492
Guide for spray lance (LHD vehicles)
Fig 1: Identifying Guide For Spray Lance (LHD Vehicles)