Drive Cycle-Mode 4
Ensure following conditions are met:
- Engine coolant temperature is 32-95° F (0-35° C).
- Intake air temperature is 50-140° F (10-60° C).
- Barometric pressure is 72 kPa.
- Fuel gauge needle points within 15-85 percent.
Start and operate engine at 3500 RPM for 200 seconds. Within next 40 seconds, accelerate vehicle to 40-60 MPH (65-96 km/H). Maintain vehicle speed for 6 minutes. See Fig 1 .