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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 >> P0140-O2 Sensor 1/2 No Activity Detected >> When Monitored:
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When Monitored:

With the engine running, vehicle speed between 32 and 88 kph (20 and 55 mph), throttle open for a minimum of 120 seconds, ECT greater than 70°C (158°F), Catalytic Converter Temperature greater than 600°C (1112°F) and EVAP Purge active.