Special tools required:

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.

12 7 030

Engine Test

Remove ignition coil. See Replacing ignition coil (N62) . Clip special tool 12 7 030 on relevant ignition coil to be tested. Clip high tension clip around ignition lead.

Fig 1: Removing Ignition Coil

Courtesy of BMW OF NORTH AMERICA, INC.

Connect earth lead of adapter to vehicle earth and ignition coil. Connect up diagnosis connector.

If trigger signal is not present (terminal 1), connect black clip of universal adapter cable to pin 1 of primary adapter cable.

Fig 2: Connecting Earth Lead Of Adapter

Courtesy of BMW OF NORTH AMERICA, INC.

Produce a stationary signal by pressing key R on the tester.

Fig 3: Identifying Signal

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Neighboring ignition leads could produce interference on the screen of the oscilloscope.

Interrogate fault memory and its fault reports.