SERVICE MANUAL
  Applies to: Hyundai Coupe/Tiburon 1998-2001
GROUP
Emissions Control System General
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TROUBLESHOOTING 
Symptom
Probable cause
Remedy
Engine will not start or hard to start
Vacuum hose disconnected or damaged
Repair or replace

Malfunction of the EVAP Canister Purge Solenoid Valve
Repair or replace
Rough idle or engine stalls
Vacuum hose disconnected or damaged
Repair or replace

Malfunction of the PCV valve
Replace

Malfunction of the evaporative emission canister purge system
Check the system; if there is any problem, check its component parts
Excessive oil consumption
Positive crankcase ventilation line clogged
Check positive crankcase ventilation system