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 spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la
If it fails: lemon-manuals.org.ua

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Fuel Tank Pressure Sensor

The scan tool range -17.5 to + 7.5 inches H2O (-33 to +14 mmHg) / 0 to 5 volts. This parameter indicates the fuel tank pressure sensor input to the PCM. The PCM uses the signal to determine the fuel tank pressure. The PCM uses the fuel tank pressure sensor input to determine the status of the EVAP system diagnostics.