FixVault
Home
›
Hyundai
›
2021
›
Veloster 2.0, Automatic Trans
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Control System Diagnosis - 2.0L (1 Of 3)
›
DTC P0139-00: O2 Sensor Circuit Slow Response (Bank 1/Sensor 2)
›
Component Inspection
›
System Inspection
›
Exhaust System
Exhaust System
Check the exhaust system for an exhaust leak near the engine.
Was an exhaust leak found?
YES
Repair as necessary and go to "
VERIFICATION OF VEHICLE REPAIR
" procedure
NO
Go to next step as below