P1491 Citroen Exhaust Gas Recirculation Valve Insufficient Lift

P1491 Citroen Exhaust Gas Recirculation Valve Insufficient Lift Possible causes – Vacuum cut valve bypass valve – Vacuum cut valve – Bypass hoses for clogging – EVAP control system pressure sensor and circuit – EVAP canister vent control valve – Hose between fuel tank and vacuum cut valve clogged – Hose between vacuum cut valve…

P1491 Chrysler Exhaust Gas Recirculation Valve Insufficient Lift

P1491 Chrysler Exhaust Gas Recirculation Valve Insufficient Lift Possible causes – Vacuum cut valve bypass valve – Vacuum cut valve – Bypass hoses for clogging – EVAP control system pressure sensor and circuit – EVAP canister vent control valve – Hose between fuel tank and vacuum cut valve clogged – Hose between vacuum cut valve…

P1491 Chevrolet Exhaust Gas Recirculation Valve Insufficient Lift

P1491 Chevrolet Exhaust Gas Recirculation Valve Insufficient Lift Possible causes – Vacuum cut valve bypass valve – Vacuum cut valve – Bypass hoses for clogging – EVAP control system pressure sensor and circuit – EVAP canister vent control valve – Hose between fuel tank and vacuum cut valve clogged – Hose between vacuum cut valve…

P1491 Cadillac Exhaust Gas Recirculation Valve Insufficient Lift

P1491 Cadillac Exhaust Gas Recirculation Valve Insufficient Lift Possible causes – Vacuum cut valve bypass valve – Vacuum cut valve – Bypass hoses for clogging – EVAP control system pressure sensor and circuit – EVAP canister vent control valve – Hose between fuel tank and vacuum cut valve clogged – Hose between vacuum cut valve…

P1491 Buick Exhaust Gas Recirculation Valve Insufficient Lift

P1492 Buick APLSOL Buick Solenoid Circuit Malfunction Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century – Buick LaCrosse – Buick LeSabre – Buick Lucerne – Buick Park Avenue – Buick Regal – Buick Verano – Buick…

P1491 BMW Exhaust Gas Recirculation Valve Insufficient Lift

P1491 BMW Exhaust Gas Recirculation Valve Insufficient Lift Possible causes – Vacuum cut valve bypass valve – Vacuum cut valve – Bypass hoses for clogging – EVAP control system pressure sensor and circuit – EVAP canister vent control valve – Hose between fuel tank and vacuum cut valve clogged – Hose between vacuum cut valve…

P1491 Audi Exhaust Gas Recirculation Valve Insufficient Lift

P1491 Audi Exhaust Gas Recirculation Valve Insufficient Lift Possible causes – Vacuum cut valve bypass valve – Vacuum cut valve – Bypass hoses for clogging – EVAP control system pressure sensor and circuit – EVAP canister vent control valve – Hose between fuel tank and vacuum cut valve clogged – Hose between vacuum cut valve…

P1491 Acura Exhaust Gas Recirculation Valve Insufficient Lift

P1491 Acura Exhaust Gas Recirculation Valve Insufficient Lift Possible causes – Vacuum cut valve bypass valve – Vacuum cut valve – Bypass hoses for clogging – EVAP control system pressure sensor and circuit – EVAP canister vent control valve – Hose between fuel tank and vacuum cut valve clogged – Hose between vacuum cut valve…

P1491 Exhaust Gas Recirculation Valve Insufficient Lift

P1491 Exhaust Gas Recirculation Valve Insufficient Lift Possible causes – Vacuum cut valve bypass valve – Vacuum cut valve – Bypass hoses for clogging – EVAP control system pressure sensor and circuit – EVAP canister vent control valve – Hose between fuel tank and vacuum cut valve clogged – Hose between vacuum cut valve and…