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Catalytic Converter Drive Cycle 3

Fig 1: Drive Cycle Pattern 3
G00494839Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  1. Preconditions  The monitor will not run unless:
    • MIL is OFF.
  2. Drive Pattern 
    1. Connect the hand-held tester or OBD II scan tool to DLC3.
    2. Turn the ignition switch to ON.
    3. Turn the tester or scan tool ON.
    4. Clear DTCs (where set).
    5. Start the engine and warm it up.
    6. Drive the vehicle at between 40 mph and 70 mph (64 km/h and 113 km/h) for at least 10 minutes.
  3. Monitor Status 
    1. Check the Readiness Monitor status displayed on the tester or scan tool.
    2. If the status does not switch to COMPL (complete), extend the driving time.
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