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Home >> Chrysler >> 2006 >> PT Cruiser Base, 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 1.6L Engine - DTCS B2277 To P0131, Diagnostic Code Index, Pre-Diagnostic Troubleshooting Procedure & Intermittent Condition >> Diagnosis And Testing >> P0131-1/1 O2 Sensor Shorted To Ground >> Monitor Conditions

Monitor Conditions

  1. When Monitored: 

    With the engine running for at least 2 minutes and in Closed Loop or Fuel Enrichment mode, engine coolant temp greater than 80°C (176°F), battery voltage at least 10 volts, engine speed less than 6000 RPM but not in deceleration, no ECT or MAP Sensor DTCs and no Misfire, Fuel System, Fuel Injector or Ignition Coil DTCs present.

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