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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

CYL. Mode Misfire Index

Scan Tool Range 0-65,535. This parameter displays the amount of crankshaft decelerations. When an engine is operating without a misfire, the scan tool displays less then 1000 counts. When an engine misfire occurs, the counter displays more than 1000 counts.