12 13... Checking secondary signal for stationary ignition distribution

WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2005 BMW 325xi, 2005 BMW 325i, 2005 BMW 325Ci, 2004 BMW 325xi, and 2004 BMW 325i. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools Required:

12 7 030

Engine Test Step 10:

Remove ignition coil. Clip Special Tool 12 7 030 on relevant ignition coil to be tested. Clip high tension clip around ignition lead.

Fig 1: Clipping Special Tool On Relevant Ignition Coil

Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 2: Connecting Earth Lead Of Adapter To Vehicle Earth And Ignition Coil

Courtesy of BMW OF NORTH AMERICA, INC.

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

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

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

Fig 3: Blinking Patterns

Courtesy of BMW OF NORTH AMERICA, INC.

Refer to the fault memories of engine control units for additional troubleshooting.

Interrogate fault memory and its fault reports.