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Home >> Hyundai >> 2006 >> Azera Limited >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC Troubleshooting Procedures >> DTC P0051 Ho2S Heater Circuit Low (Bank 2 / Sensor 1) >> Monitor SCANTOOL Data

Monitor SCANTOOL Data

  1. IG "OFF" & connect scantool.
  2. ENG "ON" and warm-up the engine to normal operating temperature.
  3. Monitor "HO2S (B2/S1)" status on the service data.
    Fig 1: Scan Tool Display - Current Data
    G04884351Courtesy of HYUNDAI MOTOR CO.
  4. Is the "HO2S Heater (B2/S1)" data displayed correctly ?

    YES 

    • Fault is intermittent caused by poor contact in the sensor' s and/or PCM' s connector or was repaired and PCM memory was not cleared. Thoroughly check connectors for looseness, poor connection, ending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure

    NO 

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