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Home >> Acura >> 2007 >> RL >> Repair and Diagnosis >> Engine Performance >> System >> Advanced Diagnostics >> DTC P0404: Exhaust Gas Recirculation (EGR) Control Circuit Range/Performance Problem >> Driving Pattern

Driving Pattern

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  1. Start the engine. Hold the engine speed at 3,000 rpm without load (in Park or neutral) until the radiator fan comes on.
  2. Drive the vehicle at a speed between 15 - 75 mph (24 - 120 km/h) for at least 5 seconds.
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