Symptom | Probable Cause | elimination |
Engine does not start or starts with difficulty | Disconnected or damaged vacuum hose.
Faulty adsorber purge solenoid valve. | Repair or replace.
Repair or replace. |
Uneven engine idling or engine stalls | Disconnected or damaged vacuum hose.
Faulty crankcase ventilation valve. Evaporative Emission System Malfunction | Repair or replace.
Replace. Check the system. If a malfunction is found, check the components of adjacent systems. |
Increased oil consumption | clogged crankcase ventilation line | Check the forced crankcase ventilation system |