Mode 2 - EGR System Repair Verification Drive Mode

1. Perform Mode 1 first.
2. Verify all accessory loads (A/C, headlights, blower fan, rear window defroster) are off.
3. Ensure engine at normal operating temperature and drive vehicle as shown in graph. See Fig 1.
4. Stop vehicle and access ON BOARD SYSTEM READINESS menu of GENERIC OBD-II FUNCTIONS to inspect Drive Mode completion status. If completed, Readiness Function Check (RFC) flag changes from NO to YES. If not completed, turn ignition off and repeat testing from step  3.
5. Access DIAGNOSTIC MONITORING TEST RESULTS menu of GENERIC OBD-II FUNCTIONS to inspect monitor results. If MEAS are within specification, repair is completed. If MEAS are not within specification, repair is not completed.
6. Verify no DTCs are available.

Fig 1: Identifying Mode 2 - EGR System Repair Verification Drive Mode, Vehicle Speed

Courtesy of MAZDA MOTORS CORP.