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
MAF Frequency
The scan tool displays a range of
0-31,999 Hz. The MAF sensor is a hot wire type air flow sensor. The
PCM converts current draw needed by the
MAF to keep the hot wires at a constant into a frequency signal. The scan tool displays this frequency in a hertz signal.