EGR flow malfunction could be caused by a clogged EGR valve or EGR tube. Possible causes: EGR volume control valve stuck closed, faulty EGR volume control solenoid valve, faulty EGR valve, faulty EGR temperature sensor and circuit, EGR solenoid valve harness is open or shorted, EGR solenoid valve circuit poor electrical connection, dead (weak) battery. EGR flow malfunction could be caused by a clogged EGR valve or EGR tube. Possible causes: EGR passage clogged, faulty EGR Vacuum Modulator Valve, faulty EGR Valve, faulty EGR solenoid valve, EGR solenoid valve harness is open or shorted, EGR solenoid valve circuit poor electrical connection, dead (weak) battery, faulty EGR temperature sensor and circuit, exhaust gas leaks. Possible causes: EGR volume control valve stuck open, faulty EGR volume control valve, EGR solenoid valve harness is open or shorted, EGR solenoid valve circuit poor electrical connection, faulty EGR temperature sensor and circuit.

Source: Punch February 04, 2018 03:33 UTC