LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> BMW >> 2012 >> X3 35i >> Repair and Diagnosis (Single Page) >> General Information >> OEM General Information >> Functional Descriptions - F25 - Cooling System, Engine Performance >> Engine Performance - Functional Description >> Ignition coil >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Ignition coil: Notes

The engine has an inductive ignition system with static ignition voltage distribution. Each cylinder has a separate ignition coil, which is plugged directly into the cylinder head cover.

The ignition circuit of this coil ignition consists of:

Each spark plug receives its high-tension voltage from its own ignition coil (pencil coil) and a separate individual ignition output stage within the engine control unit.