2025 BMW I4 Maintenance
Manufacturer-Recommended Service Schedule
The manufacturer-recommended maintenance schedule for the 2025 BMW I4 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 |
|---|---|---|
| Tire Rotation | 5,000 miles | EV; heavier weight increases tire wear |
| Cabin Air Filter | 20,000 mi / 24 mo | — |
| Brake Fluid | 24 months | DOT 4 LV; regen braking reduces pad wear |
| Coolant (Battery Thermal) | 100,000 mi / 60 mo | Battery and motor cooling circuit |
| Brake Pad Inspection | 20,000 miles | Reduced wear from regen braking |
| Wiper Blades | 12 months | — |
| Washer Fluid | 6 months | — |
| Battery (12V Auxiliary) | 48 months | AGM; register; separate from HV battery |
Key Fluid & Maintenance Specs
Lug Nut Torque
90 ft-lbs
Brake Fluid
DOT 4
Coolant
BMW Coolant (Blue, phosphate-free)
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