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 logical successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la
Exhaust
Indicates whether Oxygen
(O2) sensor rich or lean operating condition. Normal displays are ``RH'' for rich indication and ``LN'' for lean indication.