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Home >> Jeep >> 2015 >> Compass Limited, AWD, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L & 2.4L - DTCS P000A To P0302 >> DTC Troubleshooting >> DTC P0031: -O2 Sensor 1/1 Heater Circuit Low >> Set Condition

Set Condition

The Powertrain Control Module (PCM) detects that the Oxygen Sensor 1/1 Heater Control circuit is shorted low.