Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
EVAP System Repair Verification Drive Mode
2008 Mazda CX-7 Touring, 2.3 3, AWDSECTION EVAP System Repair Verification Drive Mode
NOTE:
- If "EVAP System Repair Verification Drive Mode" cannot be performed (it is impossible to drive the vehicle under this drive mode condition), perform the EVAP system test procedure as an alternative.
- Verify that all of the following PIDs are within the following specifications. All PIDs must be within specifications before the engine is started to initiate the EVAP system test.
- BARO: above 72.2 kPa {542 mmHg, 21.3 inHg}
- IAT: 5-35°C{41-95 °F}
- FTL: 15-85%
- B+: above 10.9 V
- Clear the DTC from the PCM memory using the M-MDS.
- Turn the ignition switch off.
- Leave the vehicle for 5 hours or more.
- Start the engine and idle it for more than 5 min.
- Drive the vehicle at an engine speed of 65-80 km/h {40-50 mph} for more than 5 min.
- Stop the vehicle and the turn ignition switch off.
- Leave vehicle as it is for 5.5 hours or more.
- Start the engine.
- Access the ON BOARD SYSTEM READINESS to verify the OBD monitoring status.
- If completed, the OBD monitoring status items change from non-completed to completed.
- If not completed, turn the ignition switch off then go back to Step 1.
- Access the DIAGNOSTIC MONITORING TEST RESULTS to verify the monitor results.
- If detected values are not within specification, the repair has not been completed.
- Verify that no DTCs are present.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.