Hyundai Elantra (CN7): Engine Control System / Fuel Pressure Control Valve (FPCV)
Description and operation
Installed on the high pressure fuel pump, the Fuel Pressure Regulator Valve controls the fuel amount flowing into the injectors in accordance with the ECM signal calculated based on various engine conditions.
Specifications
Item
|
Specification
|
Coil Resistance (Ω)
| 0.53 - 0.58 [20°C (68°F)]
|
Schematic diagrams
Harness Connector
Repair procedures
| 1. | Switch "OFF" the ignition and disconnect the negative (-) battery terminal. |
| 2. | Disconnect the fuel pressure regulator valve connector. |
| 3. | Measure resistance between the fuel pressure regulator valve terminals 1 and 2. |
| 4. | Check that the resistance is within the specification. Specification : 1.09 - 1.21Ω [20°C (68°F)] |
|
| •
| The fuel pressure regulator valve cannot be replaced as a unit. Replace it as high pressure fuel pump assembly. (Refer to Fuel Delivery System - "High Pressure Fuel Pump") |
|
| •
| The fuel pressure regulator valve cannot be replaced as a unit. Replace it as high pressure fuel pump assembly. (Refer to Fuel Delivery System - "High Pressure Fuel Pump") |
|
Description and operation
DescriptionCVVT (Continuous Variable Valve Timing) system advances or retards the valve opening and closing timing of the intake or the exhaust valve in accordance with the ECM control, calculated by the engine speed and the load.
Description and operation
DesrcriptionThe Electric Waste Gate Actuator(EWGA) is installed on the turbocharger. EWGA operates vain in west gate turbocharger and controls the compressed air by PWM signal of ECM.
Other information:
Components and components location
Component
Repair procedures
Removal1.Disconnect the negative(-) battery terminal.2.Remove the AVN Head unit.(Refer to Body Electrical System - "AVN(Audio Video Navigation) head unit")3.Loosen the mounting screws and remove the start/stop button (A).
Description and operation
DiscriptionMonitor the air quality inside the vehicle in real time (PM sensor) and display the status on the screen.Automatically operate when fine dust concentration is high (Condition: Bet mode + A/C ON + 3rd speed or higher)
Components and components location
Components Location1.
