Mike's Workshop Manuals
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BMW
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2015
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640i 2D Coupe
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Repair and Diagnosis
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Different variant/trim
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Section 97 (Functional Descriptions - 6-Series - Engine Performance Systems)
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Engine Performance - Functional Description
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Knock control
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System functions
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Notes
System functions: Notes
WARNING:
This page is about a different variant/trim than selected.
The following system functions are described:
Knock control
Super-knocking.