Hyundai Santa Fe: Rail Pressure Sensor (RPS). Description and Operation - Engine Control System - Engine Control/Fuel SystemHyundai Santa Fe: Rail Pressure Sensor (RPS). Description and Operation

Description

Rail Pressure Sensor (RPS) is installed on the delivery pipe and measures the instantaneous fuel pressure in the delivery pipe. The sensing element (Semiconductor element) built in the sensor converts the pressure to voltage signal. By using this signal, the ECM can control correct injection amount and timing and adjusts the fuel pressure with the fuel pressure regulator valve if the target pressure and the actual pressure calculated by the RPS output signal are different.


Heated Oxygen Sensor (HO2S). Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the HO2S connector. 3. Measure resistance between the HO2S terminals 4 and 5 [B1/S1]. 4. Measure resistance between the HO2S terminals 3 and 4 ...

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Rail Pressure Sensor (RPS). Repair procedures
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 ...

Seat warmer
The seat warmer is provided to warm the front seats during cold weather. With the ignition switch in the ON position, push either of the switches to warm the driver's seat or the front passenger's ...