Purpose/Function
The fuel tank pressure sensor detects the fuel tank pressure.
Fuel tank pressure sensor is only used for OBD.
Construction
The fuel tank pressure sensor is equipped to the charcoal canister.

A piezoelectric-type sensor has been adopted.
Operation
Inputs the pressure in the fuel tank to the PCM.

Fuel tank pressure sensor characteristic

Fail-safe
Function not equipped.
Fuel Tank Pressure Sensor Inspection
IntakeAutomatic Transaxle Removal/Installation [Fw6 Ax EL]
CAUTION:
Performing the following procedures without first removing the front ABS
wheel-speed sensor may possibly cause an open circuit in the harness if it is
pulled by mistake. Before performing the following procedures, disconnect the
front ABS wheel-speed sensor (axle side) and ...
Neutral Switch
Purpose/Function
Detects the neutral position of the shift lever.
Construction
Installed to the manual transaxle.
An ON/OFF type switch has been adopted.
Operation
Inputs the neutral switch on/off signal to the PCM.
The contact point is on ...
Fuel Shut Off Valve
U.S.A. And CANADA
Purpose, function
Prevents fuel from flowing to the charcoal canister during tight turns or
vehicle rollover.
Releases evaporative gas to the charcoal canister.
While refueling, the fuel shut-off valve closes to prevent a fuel overflow.
Construction ...