Fuel Pressure Regulator Valve is installed on the high
pressure fuel pump and controls the fuel amount flowing into the
injectors in accordance with the ECM signal calculated based on various
engine condition.
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the VIS valve connector.
3.
Measure resistance between the VIS valve terminals 1 and 2.
4.
Check that the resistance is within ...