Hyundai Genesis: Engine Control System / Fuel Tank Pressure Sensor (FTPS) Description and Operation
Fuel Tank Pressure Sensor (FTPS) is a component of the
evaporative emission control system and is installed on the fuel tank,
the fuel pump, or the canister. It checks the purge control solenoid
valve operation and detects a leakage of the system.

Inspection
1.
Connect the GDS on the Data Link Connector (DLC).
2.
Turn the ignition switch ON.
3.
Measure the output voltage of the APS 1 and 2 at C.T and W.O.T.
Specification: Refer t ...
Specifications
Pressure [kPa (kgf/cm?, in H2O)Output Voltage (V)'-6.67 (-0.068, -26.8)0.502.5'+6.67 (0.068, 26.8)4.5
...
Other information:
1. Depress the brake pedal.
2. Press the [AUTO HOLD] switch.
The AUTO HOLD indicator will
turn off.
WARNING
To prevent, unexpected and
sudden vehicle movement,
ALWAYS press your foot on the
brake pedal to cancel the Auto
Hold before you:
- Drive downhill.
- Drive the vehicle in R ...
Always come to a complete stop and
continue to depress the brake pedal.
Move the shift lever into the P (Park)
position, apply the parking brake,
and place the Engine Start/Stop button
in the OFF position. Take the Key
with you when exiting the vehicle.
WARNING
When you stay in the veh ...