LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Honda >> 2012 >> Ridgeline RT >> Repair and Diagnosis >> Engine Performance >> System >> Advanced Diagnostics >> DTC P0404: Exhaust Gas Recirculation (EGR) Control Circuit Range/Performance Problem >> Driving Pattern
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Driving Pattern

  1. Start the engine. Hold the engine speed at 3, 000 rpm without load (in P or N) 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.
    • Drive the vehicle in this manner only if the traffic regulations and ambient conditions allow.