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

HA - MAP/BP Sensor Data

Map Sensor Graph:

NOTE: Special Tool Required. MAP/BP Sensor Tester 105-00001. This tool converts the frequency output of the Manifold Absolute Pressure (MAP) / Barometric Pressure (BARO) sensor to analog DC signal, and verifies the sensor reference voltage is within normal parameters.