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HOMESERVICE MANUALSHYUNDAI2009ENTOURAGE LIMITEDREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMDTC TROUBLESHOOTING PROCEDURES (1 OF 2)DTC P0032 HO2S HEATER CIRCUIT HIGH (BANK 1/SENSOR 1)COMPONENT INSPECTION
2009 Hyundai Entourage Limited

Component Inspection

2009 Hyundai Entourage LimitedSECTION Component Inspection
  1. Check HO2S (B1/S1) Heater resistance.
    1. IG "OFF" and disconnect HO2S (B1/S1) connector.
    2. Measure resistance between terminal 1 and 2 of HO2S (B1/S1)connector (Component Side)

      SPECIFICATION: 

      HEATER SPECIFICATIONS

      Heater
      Resistance (Ω) 8.1 ~ 11.1 Ω at 21°C (69.8°F)
      Fig 1: Measuring Resistance Between Terminal 1 And 2 Of HO2S (B1/S1)
      G05535684Courtesy of HYUNDAI MOTOR CO.
    3. Is the measured resistance within specification?

      YES 

      • Substitute with a known - good PCM and check for proper operation. If the problem is corrected, replace PCM and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
      NOTE: There is a memory reset function on scantool that can erase optional parts automatically detected and memorized by PCM.
      Before or after testing PCM on the vehicle, use this function to reuse the PCM on the others.

      NO 

      • Substitute with a known - good HO2S (B1/S1) and check for proper operation. If the problem is corrected, replace HO2S (B1/S1) and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.