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Home >> Porsche >> 2000 >> Boxster Base, Standard >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> DME 7.2 - 911 CARRERA & BOXSTER >> DTC P1117: Oxygen Sensor Heating After TWC, Bank 1 - Signal Implausible >> Diagnosis Procedure >> Check Resistance Of Oxygen Sensor Heating

Check Resistance Of Oxygen Sensor Heating

  1. Remove connector of oxygen sensor 1 after catalytic converter.
  2. Connect ohmmeter to pin 1 and pin 2 of the oxygen sensor connector towards the oxygen sensor.

    Display: < 2.6 ohms at 25° C

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