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Home >> Jeep >> 2011 >> Wrangler Sahara, Standard >> Repair and Diagnosis >> Engine Performance >> System >> 3.8L - DTCS P0016 To P0204 >> Diagnosis And Testing >> P0161-O2 Sensor 2/2 Heater Performance >> When Monitored:
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

When Monitored:

Engine running and heater duty cycle greater than 0%. Battery voltage greater than 11.0 volts.