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Chrysler
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2009
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PT Cruiser Base, Automatic
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Repair and Diagnosis
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Engine Performance
›
System
›
DTCS P0135 To P0440 - Gas
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P0135-O2 Sensor 1/1 Heater Performance
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Monitor Conditions
Monitor Conditions
When Monitored:
Engine running and heater duty cycle greater than 0%. Battery voltage greater than 11.0 volts.