2021 Mazda CX-9 Pre-Purchase Inspection Checklist
Known Issues — 2021 Mazda CX-9
MODERATE
Turbo engine requires premium fuel for full power — regular causes derating
MODERATE
Rear brake caliper sticking
MODERATE
Windshield stress cracks on large windshield
MINOR
Third-row access limited for adults
MODERATE
Carbon buildup on direct injection 2.5T
What to Inspect
- Verify premium fuel is being used
- Check rear brake caliper for sticking
- Check windshield for stress cracks
- Test all three rows of seating
- Test infotainment commander dial
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Oil change (2.5T) | every 5,000 miles | $60-$90 |
| Spark plugs | every 60,000 miles | $100-$180 |
| Brake pads (front) | every 40,000 miles | $100-$170 |
| Rear brake caliper service | every 30,000 miles | $100-$200 |
| Cabin air filter | every 15,000 miles | $20-$40 |
| Coolant flush | every 60,000 miles | $100-$160 |
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