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Home >> Jeep >> 2012 >> Grand Cherokee SRT-8 >> Repair and Diagnosis >> Engine Performance >> System >> 6.4L - DTCS P000B To P0197 >> Diagnosis And Testing >> P0157-O2 Sensor 2/2 Circuit Low >> Set Condition:

Set Condition:

The Powertrain Control Module (PCM) detects that the Oxygen Sensor 2/2 signal voltage is below the minimum acceptable value. The DTC will set as Pending after one trip and Active after two trips. Three good trips to turn off the MIL.