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Home >> Subaru >> 2013 >> Legacy Premium, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 50 (Diagnostic Trouble Code (DTC) Detecting Criteria (H4DOTC)) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0172 System Too Rich (Bank 1) >> Enable Condition

Enable Condition

WARNING: This page is about a different car, the 2013 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.
ENABLE CONDITION

Secondary Parameters Enable Conditions
A/F main learning system In operation
Engine coolant temperature ≥ 70 °C (158 °F)
Engine load change ≤ 0.02 g/rev (0 oz/rev)
Learning value of EVAP conc. < 0.2
Cumulative time of canister purge after engine start ≥ 20 s
Continuous period after canister purge starting ≥ 5000 ms
Engine load ≥ Value of Map 1
MAP 1

Engine speed (rpm) Idling 800 1200 1600 2000 2400 2800 3200 3600 4000 4400
Measured value (g(oz)/rev) na 0.228 (0.01) 0.22 (0.01) 0.22 (0.01) 0.22 (0.01) 0.228 (0.01) 0.23 (0.01) 0.234 (0.01) 0.242 (0.01) 0.25 (0.01) 0.25 (0.01)