Confirmation Driving Pattern

HINT:

Performing this confirmation pattern will activate the mass air flow performance monitor.

Fig 1: Vehicle Speed Graph

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1. Connect the intelligent tester to the DLC3.
2. Turn the engine switch on (IG).
3. Turn the tester ON.
4. Clear DTCs (see DTC CHECK / CLEAR ).
5. Start the engine, and warm it up until the engine coolant temperature reaches 70°C (158°F) or higher.
6. Drive the vehicle at approximately 62 mph (100 km/h) for 20 seconds or more.
7. On the tester, enter the following menus: DIAGNOSIS / ENHANCED OBD II / DTC INFO / PENDING CODES; then check if any DTCs (any pending DTCs) are set.