LEMON Manuals
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Alfa Romeo
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2017
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Giulia Base, AWD
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Repair and Diagnosis
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Engine Performance
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System
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2.0L - DTCS P2237-00 To P2AE1-00
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DTC Troubleshooting
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P2271-00-O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 2
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When Monitored
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
When Monitored
With the engine running.
Closed loop fuel control.
Engine speed below 5000 rpm and steady.
Engine coolant temperature between 50°C (122°F) and 125°C (257°F).
No other fuel system or air handling DTCs present.