Kia Optima: Inspection - Rail Pressure Sensor (RPS). Repair procedures - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2025 Service ManualKia Optima: Inspection

1. Connect the GDS on the Data Link Connector (DLC).
2. Measure the output voltage of the RPS at idle and various engine speed.

Condition
Output Voltage (V)
Idle
 Approx. 1.2
1,500 rpm
 2.0 ~ 2.2
6,300 rpm
 Approx. 2.8


Rail Pressure Sensor (RPS). Repair procedures
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Removal
1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Release the residual pressure in fuel line (Refer to “Release Residual Pre ...

See also:

Fuse Replacement
WARNING - Fuse Replacement Never replace a fuse with anything but another fuse of the same rating. A higher capacity fuse could cause damage and possibly a fire. Never install a wire inst ...

Front Fog Indicator
This light comes on when the fog lights are ON. ...

Passenger Compartment Fuse Panel Description (Driver’s side kick panel)
...

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