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Home >> Acura >> 2009 >> TL Base >> Repair and Diagnosis >> Engine Performance >> System >> Advanced Diagnostics >> DTC P0154: Front Air/Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) Heater System Malfunction >> Driving Pattern

Driving Pattern

Start the engine, then let it idle for at least 1 minute. When engine coolant temperature is 14°F (-10°C) or less, leave the vehicle for 4 minutes or more.

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