2025 Infiniti Qx55 Maintenance
Manufacturer-Recommended Service Schedule
The manufacturer-recommended maintenance schedule for the 2025 Infiniti Qx55 is shown above. Keeping up with these service intervals prevents premature wear, maintains fuel economy, and protects your powertrain warranty.
The most critical intervals are engine oil changes (typically every 5,000–10,000 miles for full synthetic), tire rotation (every 5,000–7,500 miles), and brake fluid (every 2–3 years). Always verify intervals against your owner's manual — the schedule varies by driving conditions.
| Service Item | Interval | Notes |
|---|---|---|
| Engine Oil & Filter | 5,000 mi / 6 mo | 0W-20 synthetic, 5.1 qt (2.0L VC-Turbo) |
| Tire Rotation | 5,000 mi / 6 mo | Rotate every 5,000 mi |
| Cabin Air Filter | 20,000 mi / 24 mo | Replace more often in dusty conditions |
| Engine Air Filter | 30,000 mi / 36 mo | Inspect at 15,000 mi |
| Brake Fluid | 30,000 mi / 24 mo | DOT 3 |
| Transmission Fluid | 60,000 miles | Xtronic CVT; Nissan NS-3 fluid |
| Coolant | 105,000 miles | Nissan Long Life coolant; then every 60,000 mi |
| Spark Plugs | 60,000 miles | Replace at 60,000 mi due to turbo |
| Serpentine Belt | 75,000 miles | Inspect at 60,000 mi |
| Battery | 60 months | Inspect annually |
Key Fluid & Maintenance Specs
Motor Oil
0W-20 Full Synthetic — 4.5 qt
Lug Nut Torque
80 ft-lbs
Brake Fluid
DOT 3
Coolant
Blue Long Life Coolant (OAT)
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