Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Statistical data on combustion misfiring recognition

NOTE:
- Combustion misfiring recognition always occurs in relation to 1000 RPM (1000th revolution interval).
- The display values are reset only be erasing DTC memory. Selected observation time periods can be defined by resetting the display values.




Note on display field 2: The display shows the number of "1000th revolution intervals" in which 30 or more than 30 instances of combustion misfiring were recognized.

Note on display field 3: The display shows the number of "1000th revolution intervals" in which 5 or more than 5 instances of combustion misfiring were recognized.

Note on display field 4:
- Value "0" = Cylinder without combustion misfiring
- Value "1" = Cylinder with combustion misfiring