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Home >> Subaru >> 2006 >> Legacy GT spec.B >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Diagnostic Trouble Code (DTC) Detecting Criteria (H4SO)) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0140 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2) >> Enable Condition

Enable Condition

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ENABLE CONDITION CHART

Secondary Parameters Enable Conditions
Engine coolant temperature ≥ 75°C (167°F)
Target output voltage of rear oxygen sensor ≥ 0.6V
Air intake amount 10 g (0.35 oz./seconds or more
Battery voltage > 10.9 V
Closed loop at the oxygen sensor In operation
Misfire detection every 200 rotations 5 times or more
Front oxygen (A/F) sensor compensation coefficient Not in limit value
Deceleration fuel cut of 5 seconds or more. Experienced