Kia Optima: Troubleshooting - General Information - Emission Control System - Kia Optima TF 2011-2026 Service ManualKia Optima: Troubleshooting

Troubleshooting

Symptom
Suspect area
Engine will not start or struggle to start
Vapor hose damaged or disconnected
Engine struggles to start
Malfunction of the Purge Control Solenoid Valve
Rough idle or engine stalls
Vapor hose damaged or disconnected
Malfunction of the PCV valve
Rough idle
Malfunction of the Evaporative Emission Control System
Excessive oil consumption
Positive crankcase ventilation line clogged

Tightening Torques
Item kgf.m N.m lb-ft Positive crankcase ventilation valve installation 0.19 ~ 0.29 1.9 ~ 2.8 1.4 ~ 2.1 ...

Schematic Diagrams
Schematic Diagram ...

See also:

Installation
1. Installation is the reverse order of removal. ...

Instrument cluster
Type A Type B 1. Tachometer 2. Fuel gauge 3. Speedometer 4. Turn signal indicators 5.Warning and indicator lights 6. Odometer/Trip computer* * : if equipped * The actual cluster in the vehic ...

Engine Cooling System
The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least once a ...

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