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Home >> Kia >> 2009 >> Spectra5 2.0 1, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (1 Of 2) >> P0139: O2 Sensor Circuit Slow Response (Bank 1/Sensor 2) >> Exhaust System Inspection
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Exhaust System Inspection

  1. Check the exhaust system for an exhaust leak near the engine.
  2. Was an exhaust leak found?

    YES 

    NO