2019 Infiniti Q50 Pre-Purchase Inspection Checklist
Known Issues — 2019 Infiniti Q50
MODERATE
3.0T timing chain tensioner wear on high-mileage units
MODERATE
Carbon buildup on direct-injection 3.0T intake valves
MODERATE
Oil consumption on 3.0T
MINOR
Infotainment screen glare and unresponsive touch areas
MINOR
CVT transmission on 2.0T — occasional shudder at low speed
MINOR
Exhaust heat shield rattle in cold weather
What to Inspect
- 3.0T cold start timing chain rattle
- Oil level and consumption check
- Intake valve carbon buildup
- 2.0T CVT smoothness in traffic
- Infotainment touchscreen function
- Service history review for oil changes
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Engine oil service | every 5,000-7,500 miles | $70-$120 |
| Major service (plugs, filters, fluids) | every 30,000 miles | $400-$700 |
| Timing chain service if rattling (3.0T) | as needed | $1,500-$3,500 |
| Transmission fluid | every 60,000 miles | $150-$280 |
| Brake pad/rotor replacement | every 25,000-45,000 miles | $350-$650 |
| Intake valve cleaning | every 40,000-60,000 miles | $400-$700 |
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