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.

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HOMESERVICE MANUALSMAZDA20105 SPORT, 2.3 L, STANDARDREPAIR AND DIAGNOSISGENERAL INFORMATIONOBD-II DRIVE CYCLESDRIVE CYCLES2002: MILLENIAMODE 4: EVAP SYSTEM REPAIR VERIFICATION

2010 Mazda 5 Sport, 2.3 L, Standard

Mode 4: EVAP System Repair Verification

2010 Mazda 5 Sport, 2.3 L, StandardSECTION Mode 4: EVAP System Repair Verification

NOTE: Performing Drive Mode 1 before Drive Mode 4 is not necessary.

Verify all the following conditions are met. All conditions must be within specification before engine is started to initiate the EVAP system test:
- Engine Coolant Temperature
  
  14-X°F (-10-X°C). X = engine coolant temperature upper limit as determined by barometric pressure. SeeFig 1.
- Intake Air Temperature
  
  50-131°F (-10-55°C).
- Barometric Pressure
  
  72.0 kPa or more.
- Fuel Tank Level
  
  0.5-2.5 volts.
Verify all accessory loads (A/C, headlights, blower fan and rear window defroster) are off.
Start engine and race at 3500 RPM to warm completely.
Drive vehicle as specified. SeeFig 2.
Stop vehicle and access on board system readiness menu to check drive mode completion status.
- If completed, RFC changes from "NO" to "YES".
- If not completed, Turn ignition off, go back to step 1.
Access diagnostic monitoring test results menu to check monitor results. If measurements are not within specification, repair has not been completed.
Verify no DTCs are available.

Fig 1: Engine Coolant Temperature-To-Barometric Gradient

Courtesy of MAZDA MOTORS CORP.

RENDER: 1.0x

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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.