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
3X Crank Sensor
Scan tool displays
1200 to 10,000 RPM. This signal is calculated from the 18X pulses and is fed to the PCM by the
ignition control module. This is used by the PCM to calculate RPM at engine speeds above
1200 RPM and to initiates injector pulses.