Monthly Car Maintenance Checklist
A professional 10-minute monthly car maintenance checklist to ensure safety, improve fuel efficiency, and prevent costly repairs through simple DIY inspections.
Scan to open
| Item | Priority | Who | Time | What to check (Pass/Fail) | If failed (Next step) |
|---|---|---|---|---|---|
| Tire Pressure (All 4) | Required | DIY | 5 min | Matches door jamb PSI | Inflate to spec |
| Engine Oil Level | Required | DIY | 2 min | Between Min/Max marks | Top off or check for leaks |
| Windshield Washer Fluid | Recommended | DIY | 1 min | Reservoir is full | Refill with seasonal fluid |
| Brake Lights | Required | DIY | 2 min | All bulbs illuminate | Replace bulb or fuse |
| Headlights (Low/High) | Required | DIY | 1 min | Both sides functional | Replace bulb |
| Turn Signals | Required | DIY | 1 min | Consistent blinking speed | Replace bulb or relay |
| Tire Tread Depth | Required | DIY | 3 min | Above 2/32" (Penny test) | Schedule tire replacement |
| Coolant Level | Required | DIY | 1 min | Visible in overflow tank | Top off (Engine COLD only) |
| Wiper Blade Condition | Recommended | DIY | 1 min | No streaks or tearing | Replace wiper blades |
| Battery Terminals | Recommended | DIY | 2 min | No white/blue corrosion | Clean with wire brush |
| Brake Fluid Level | Required | DIY | 1 min | Within reservoir range | See shop; check for leaks |
| Power Steering Fluid | Optional | DIY | 1 min | Level is adequate | Top off (if applicable) |
| Air Filter (Visual) | Recommended | DIY | 2 min | No heavy debris/clogs | Replace filter |
| Dashboard Warning Lights | Required | DIY | 1 min | No active icons after start | Scan for OBD-II codes |
| Spare Tire Pressure | Recommended | DIY | 2 min | Matches sidewall PSI | Inflate for emergencies |
| Horn Function | Required | DIY | 1 min | Audible and clear | Check fuse or wiring |
| Exterior Mirror Glass | Required | DIY | 1 min | No cracks or loose glass | Replace mirror assembly |
| Belts (Visual Check) | Recommended | DIY | 2 min | No fraying or cracks | Schedule shop inspection |
Use the table above to track your monthly progress. We recommend keeping a physical log in your glovebox to show future buyers that the vehicle was meticulously maintained.
If you encounter any fluid that is milky, smells burnt, or contains metal flakes, do not ignore it. These are signs of internal component wear that require professional diagnosis.