Kia Optima: Inspection - Rail Pressure Sensor (RPS). Repair procedures - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2026 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
...

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 P ...

See also:

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Installation
1. Reassemble the steering wheel remote control switch after connecting the connector. 2. Reassemble the steering wheel. 3. Reassemble the driver airbag ...

Troubleshooting
Troubleshooting Symptom Suspect area Engine will not start or struggle to start Vapor hose damaged or disconnected Engine struggle ...

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