Kia Sedona: Rail Pressure Sensor (RPS) Repair procedures

Inspection

1.	Connect the GDS to the Data Link Connector (DLC).

2.	Measure the output voltage of the RPS at idle and various engine speed.

Removal

1.	Turn the ignition switch OFF and disconnect the battery negative (-) terminal.

2.	Release the residual pressure in fuel line. (Refer to the Fuel Delivery System - Repair Procedures - "Release Residual Pressure in Fuel Line").

3.	Remove the intake manifold. (Refer to Engine Mechanical System - “Intake Manifold”)

4.	Disconnect the rail pressure sensor connector (A), and then remove the sensor (B) from the delivery pipe.

Installation

•	Install the component to the specified torques.

•	Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing.

Install in the reverse order of removal.

Rail Pressure Sensor Installation:

29.4 ~ 34.3 N.m (3.0 ~ 3.5 kgf.m, 21.7 ~ 25.3 lb-ft)

Circuit Diagram ...

Signal Waveform ...

Rear
1. Rear air conditioning OFF button 2. Rear fan speed control button 3. Rear mode selection button 4. Rear temperature control button ...

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