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:
Removal and Installation
1.
Remove the drive belt.
(Refer to Timing System - "Drive Belt")
2.
Remove the engine under cover.
3.
Remove the crankshaft pulley (A).
Tightening torque :
284.5 ~ 304.1 N.m (29 ~ 31 kgf.m, 209.8 ~ 224.2 lb-ft)
To fix the pulley to ...
Inspection
Diagnosis With GDS
1.
In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (GDS).
(1)
Checking failure and code number (DCT)
(2)
Current data : Checking the system input/output data state
(3)
Actuation test : Checking the sy ...