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Driving Pattern

Fig 1: Vehicle Speed Driving Pattern
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  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 3 minutes.
  3. Stop the vehicle, and let the engine idle for at least 3 minutes.
    • When freeze data is stored, drive the vehicle under those conditions instead of Driving Pattern step  2 or  3.
    • When you have difficulty duplicating the DTC because of road conditions and traffic situations, repeat the driving pattern several times.
    • Drive the vehicle in this manner only if the traffic regulations and ambient conditions allow.