Kia Sportage: Engine Control System / Rail Pressure Sensor (RPS) Troubleshooting

Service data review releated with fuel pressure sensor at idle and acceleration.
(Inspect low pressure fuel line between fuel pump and high pressure pump first
when the pressure of low pressure line is displayed low at idle.)
A : Idle
B : Acceleration
Inspection
1.
Connect the KDS/GDS on the Data Link Connector (DLC).
2.
Measure the output voltage and fuel pressure of the RPS at idle a ...
Specification
Accelerator
Position
Output Voltage (V) [Vref = 5V]
APS1
APS2
C.T
0.7 - 0.8
...
Other information:
The rear parking assist system assists the driver during backward movement of
the vehicle by chiming if any object is sensed within a distance of 47 in. (120
cm) behind the vehicle.
This system is a supplemental system and it is not intended to nor does it replace
the need for extreme care ...
Be sure the exhaust system does not leak.
The exhaust system should be checked whenever the vehicle is raised to change
the oil or for any other purpose. If you hear a change in the sound of the exhaust
or if you drive over something that strikes the underneath side of the vehicle,
have the e ...