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 logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Electrical Specifications

The sensor signal is created by a rotating target magnet attached to the rear of the camshaft.
- When the north pole of the magnet passes under the sensor, the signal remains at 5 volts.
- When the the south pole passes under the sensor, the signal drops to 0.3 volt.