Hyundai Tucson LM Quiz
Emission Control System

Troubleshooting

In this manual: Emission Control System
General Information — 1Engine Mechanical System — 44Engine Electrical System — 45Emission Control System — 24Engine Control System/Fuel System — 93Clutch System — 13Manual Transmission — 18Automatic Transmission — 87Four-Wheel Drive (4WD) System — 26Drive Shaft and Axle — 29Suspension System — 35Steering — 20Restraints — 47Brake System — 36Body (Interior and Exterior) — 53Body Electrical System — 202Heating, Ventilation, and Air Conditioning — 58
~1min read

Troubleshooting

Symptom Suspected Area
Engine does not start or is hard to start Vapor hose damaged or disconnected
Engine cranks hard Purge control solenoid valve malfunction
Rough idle or engine stalls Vapor hose damaged or disconnected
PCV valve malfunction
Rough idle Evaporative emission control system malfunction
Excessive Oil Consumption PCV hose clogged

Test yourself

A quick Hyundai Tucson LM quiz: every answer comes with an explanation and a link to the manual page.