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

WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

Start the engine and warm it up completely.
Verify all accessory loads (A/C, headlights, blower fan, rear window defroster) are off.
Drive the vehicle as shown in the graph. The driving conditions before driving at constant speed are not specified.

Fig 1: OBD-II Drive Mode - PCM (Skyactiv-G 2.0, Skyactiv-G 2.5) Graph
Courtesy of MAZDA MOTORS CORP.

*1: Accelerate to 90 km/h {56 mph} within 20 sin D position (ATX).

*2: Accelerate to 45 km/h {28 mph} within 15 sin D position (ATX).
To verify the completion of the drive mode, stop the vehicle and display the following menu from the M-MDS initial screen. (See ON-BOARD DIAGNOSTIC TEST .)
1. Select "Tool Box".
2. Select "Powertrain".
3. Select "OBD Test Modes".
4. Select "Mode 1 Powertrain Data".
  - If the drive mode has been completed, _EVAL of the PID ***SUP item indicating Yes changes from No to Yes.
  - If not completed, switch the ignition off, then repeat from Step 3.
Access the DIAGNOSTIC MONITORING TEST RESULTS menu of GENERIC OBD-II FUNCTIONS to verify the monitor results. (See DIAGNOSTIC MONITORING TEST RESULTS PCM .)
- If detected values are not within specification, repair has not been completed.
Verify that no DTCs are displayed.