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Home >> Toyota >> 2009 >> Matrix S, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Control System (2AZ-FE) >> SFI System >> DTC P0101 Mass Air Flow Circuit Range / Performance Problem >> Confirmation Driving Pattern
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Confirmation Driving Pattern

HINT:

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

Fig 1: Driving Pattern Of Vehicle Speed And Time
G06007303Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  1. Connect the Techstream to the DLC3.
  2. Turn the ignition switch to ON.
  3. Turn the Techstream on.
  4. Clear the 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 [A].
  6. Drive the vehicle at approximately 62 mph (100 km/h) for 20 seconds or more [B].
  7. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes; then check if any DTCs (any pending DTCs) are set.