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Home >> BMW >> 2012 >> 335xi Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Engine Performance - Functional Description - E92 >> Engine Performance - Functional Description >> Knock Control >> System overview
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System overview

The following graphic shows the system overview of the knock control with the engine N55:

Fig 1: Knock Control - Circuit Diagram
G09871901Courtesy of BMW OF NORTH AMERICA, INC.
Index Explanation
1 Digital engine electronics (DME)
2 Knock sensor (cylinders 1 through 3)
3 Knock sensor (cylinders 4 through 6)