Hyundai Sonata LF: Engine Control System / RCV Control Solenoid Valve Repair procedures
| 1. |
Turn the ignition switch OFF. |
| 2. |
Disconnect the RCV connector. |
| 3. |
Measure resistance between the RCV terminals 1 and 2. |
| 4. |
Check that the resistance is within the specification.
Specification: Refer to "Specification"
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| 1. |
Turn the ignition switch OFF and disconnect the battery negative (-) terminal. |
| 2. |
Remove the air duck (A).
(Refer to Engine Mechanical System - "Air Cleaner") |
| 3. |
Disconnect the RCV control solenoid valve connector (A) and vapor hoses (B). |
| 4. |
Remove the RCV control solenoid valve (D) by loosening the mounting bolts (C). 
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| • |
Install the component with the specified torques. |
| • |
Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing.
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| 1. |
Install in the reverse order of removal.
RCV control solenoid valve bracket installation bolt: 9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)
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Description
Fuel Pressure Control Valve (FPCV) is installed on the high
pressure fuel pump and controls fuel flow flowing into the injectors in
accordance with the ECM signal calculated based on various engine
condition...
Other information:
C..
General Safety Information and Caution
Be careful when driving the vehicle using the smart cruise control system as follows.
•
The smart cruise control system may have limits to detect distance to the vehicle ahead due to road and traffic conditions...
Fuel Pressure Control Valve Description and Operation