Quick Reference
80 ft-lb
Lug Nut Torque
36 PSI
Tire Pressure
4.8-5.1 qt
Oil Capacity
19mm
Lug Nut Socket
Mazda CX-30 Tire Pressure (PSI)
Recommended tire pressure for Mazda CX-30 models. Always verify with the door jamb sticker.
| Year Range | Model | Front PSI | Rear PSI | Spare |
|---|---|---|---|---|
| 2024-2025 | CX-30 Base (18" wheels) | 36 | 36 | 60 |
| 2024-2025 | CX-30 Turbo (18" wheels) | 36 | 36 | 60 |
| 2021-2023 | CX-30 2.5L (18" wheels) | 36 | 36 | 60 |
| 2021-2023 | CX-30 Turbo (18" wheels) | 36 | 36 | 60 |
| 2020 | CX-30 Base (18" wheels) | 36 | 36 | 60 |
Wheel Size Note: All CX-30 models use 18" wheels standard. Tire pressure remains consistent across all trim levels for optimal fuel economy and ride quality.
Mazda CX-30 Lug Nut Torque Specs
| Year Range | Model | Torque (ft-lb) | Torque (Nm) | Socket Size |
|---|---|---|---|---|
| 2020-2025 | All CX-30 Models | 80 | 108 | 19mm |
Torque Pattern: Use a star pattern. Tighten in 3 stages (30, 55, 80 ft-lb). Re-torque after 50-100 miles. Consistent spec across all years.
Mazda CX-30 Oil Capacity
| Year | Engine | Capacity (qt) | Capacity (L) | Oil Type |
|---|---|---|---|---|
| 2024-2025 | 2.5L Skyactiv-G | 5.1 | 4.8 | 0W-20 |
| 2024-2025 | 2.5L Turbo Skyactiv-G | 5.1 | 4.8 | 0W-20 |
| 2021-2023 | 2.5L Skyactiv-G | 5.1 | 4.8 | 0W-20 |
| 2021-2023 | 2.5L Turbo Skyactiv-G | 5.1 | 4.8 | 0W-20 |
| 2020 | 2.5L Skyactiv-G | 4.8 | 4.5 | 0W-20 |
Oil Grade: Use full synthetic 0W-20 (ILSAC GF-6A or API SP certified). Turbo engines require same oil as non-turbo. Change every 7,500 miles or 12 months.
Additional CX-30 Specs
Spark Plug Specs
| Engine | Torque (ft-lb) | Gap | Replacement |
|---|---|---|---|
| 2.5L Skyactiv-G (N/A) | 13 | 0.043" | 75,000 mi |
| 2.5L Turbo Skyactiv-G | 13 | 0.028" | 37,500 mi |
Drain Plug Torque
| Component | Torque (ft-lb) |
|---|---|
| Oil Pan Drain Plug | 22-30 |
| Oil Filter (if spin-on) | Hand tight + 3/4 turn |
Transmission Fluid
| Transmission Type | Capacity (qt) | Type | Interval |
|---|---|---|---|
| 6-Speed Automatic | 9.5 | Mazda ATF FZ | 60,000 mi |
| All-Wheel Drive Transfer Case | 0.9 | Mazda ATF FZ | 60,000 mi |
Maintenance Intervals
| Service | Interval |
|---|---|
| Engine Oil & Filter | 7,500 mi or 12 months |
| Tire Rotation | 7,500 mi |
| Air Filter | 30,000 mi |
| Cabin Filter | 15,000 mi |
| Brake Fluid | 24 months |
| Engine Coolant | 120,000 mi or 10 years |
Maintenance Guides for Your Mazda Cx30
Step-by-step guides for common maintenance tasks on your Mazda Cx30.
Check Tire Pressure
Maintain optimal PSI for safety and fuel economy
Torque Lug Nuts Properly
Avoid damage with correct torque specs
Change Your Oil
Complete DIY oil change guide with tools needed
Rotate Your Tires
Extend tire life with proper rotation patterns
Check Transmission Fluid
Ensure smooth shifting and transmission health
Test Your Battery
Prevent dead batteries with regular testing
More Guides: Visit our complete how-to guide library for brake repairs, electrical system diagnostics, seasonal maintenance, and more.
Recommended Tools & Parts for CX-30 Maintenance
Essential tools and parts for maintaining your Mazda CX-30. As an Amazon Associate, we earn from qualifying purchases.
Affiliate Disclosure: The Mechanic is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We only recommend products we believe will be helpful for maintaining your vehicle.