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      12-23-2012, 09:00 PM   #24
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This might help in understanding the role the spark plugs play in the "Ion Current Combustion monitoring used in the S65 engine.

The Delphi PDF provides a description of their system (BMW does not use the Delphi system, but is similar).
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File Type: pdf ionization-current-sensing-ignition-susbystem.pdf (189.3 KB, 39 views)

Last edited by kenwelch; 12-23-2012 at 09:10 PM. Reason: Images missing
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