2021 Lexus RX Pre-Purchase Inspection Checklist
Known Issues — 2021 Lexus RX
MINOR
3.5L 2GR-FKS V6 port/direct injection carbon buildup on port injectors
MINOR
Pre-collision system (PCS) false alerts on some units
MINOR
Infotainment touchpad (Remote Touch Interface) difficult to use
MODERATE
Rear caliper sticking on units in humid climates
MINOR
Panoramic roof wind noise at highway speeds
MODERATE
Hybrid battery capacity reduction on high-mileage RX450h
What to Inspect
- Hybrid battery SoH on RX450h — check via Techstream readout
- Rear brake caliper slide condition
- Pre-collision system calibration check
- Panoramic roof wind noise test at highway speed
- All safety system warning lights
- Scan for all stored fault codes
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Oil change (synthetic) | every 10,000 miles | $120-$180 |
| Transmission fluid service | every 60,000 miles | $200-$350 |
| Spark plugs (iridium) | every 60,000-120,000 miles | $200-$350 |
| Brake fluid flush | every 3 years | $100-$160 |
| Air filter | every 30,000 miles | $40-$80 |
| Coolant flush | every 100,000 miles | $150-$250 |
| Hybrid transaxle fluid (450h) | every 100,000 miles | $200-$350 |
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