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Home >> Genesis >> 2024 >> GV80 2.5T Advanced >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis - 2.5L (3 Of 6) >> DTC P0420-33: Catalyst System Efficiency Below Threshold (Bank 1) >> DTC Information And Inspection >> Component Inspection >> Downstream O2 Sensor Signal Inspection
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Downstream O2 Sensor Signal Inspection

Item Normal Value Prerequisite Condition Probe (+) Probe (-)
Signal circuit voltage Refer to below figure
G16778906G16778907G16778908Courtesy of HYUNDAI MOTOR AMERICAHYUNDAI MOTOR AMERICAHYUNDAI MOTOR AMERICA
G16778906G16778907G16778908Courtesy of HYUNDAI MOTOR AMERICAHYUNDAI MOTOR AMERICAHYUNDAI MOTOR AMERICA
G16778906G16778907G16778908Courtesy of HYUNDAI MOTOR AMERICAHYUNDAI MOTOR AMERICAHYUNDAI MOTOR AMERICA
 Signal circuit terminal Ground circuit terminal
G16778909Courtesy of HYUNDAI MOTOR AMERICA
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