Mode 03 (EGR System, Variable Valve Timing, A/F Sensor, HO2S and TWC Repair Verification Drive Mode)

Start the engine and warm it up completely.
Verify all accessory loads (A/C, headlights, blower fan, rear window defogger) are off.
Drive the vehicle as shown in the graph.

Courtesy of MAZDA MOTORS CORP.

*1: Accelerate in D position. (Accelerate to 89 km/h {55 mph} within 20s.)

*2: Accelerate to 1, 900-2, 100 rpm with in 15 sin M4 position.
To verify the completion of the drive mode, stop the vehicle and display the [Mode 1 Powertrain Data] of the ON-BOARD DIAGNOSTIC (OBD) TEST MODES using the M-MDS. (See ON-BOARD DIAGNOSTIC (OBD) TEST MODES .)
- If the drive mode has been completed, [***RDY] (each system completed) of the PID [***SUP] (with/without support for each system monitor) item indicating YES changes from NO to YES.
  - If the drive mode has not been completed, switch the ignition off and repeat the procedure from Step 3 again.
Access the diagnostic monitoring test results menu of generic OBD-II functions to verify the monitor results. (See ON-BOARD DIAGNOSTIC (OBD) TEST MODES .)
- If detected values are not within specification, repair has not been completed.
Verify that no DTCs are displayed.