Ignition Coil Resistance
WARNING: This page is about a different car, the 1995 BMW 530iT and 1995 BMW 530i. However, it is still accessible from the selected car via links, so may be relevant.
Measure primary coil resistance between terminal No. 1 and terminal No. 15. See Fig 1 . Secondary coil resistance cannot be measured. See IGNITION COIL RESISTANCE table.