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Home >> Jeep >> 2008 >> Wrangler X, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0128 To P0202 >> P0141-O2 Sensor 1/2 Heater Performance >> Monitor Conditions

Monitor Conditions

  1. When Monitored: 

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

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