TransmissionMedium
Occasional torque-converter shudder at light throttle.
- Typically appears
- 70,000+ miles
- What to inspect
- Feel for a vibration at 35–45 mph light acceleration.
2018 Toyota Avalon problems
A 2018 Toyota Avalon is now 8 years old, so an average example has covered around 108,000 miles. The final model year of the generation · generally the most sorted build, so mileage, servicing and condition matter more than build-year faults. Check the state safety inspection and service history alongside the documented faults below, which are sorted by whether a 2018 car has usually reached the mileage where they appear.
Compiled & reviewed by the VehicleFaults Research Team
Quick answer
The 2018 Toyota Avalon is 8 years old, so an average example has covered roughly 108,000 miles. At that mileage 2 of the documented faults are already due, so check those first.
Faults a 2018 example has usually reached
Documented onset mileage is at or below the ~108k miles an average 2018 car has covered.
CoolingMedium
Water pump seepage.
- Typically appears
- 80,000+ miles
- What to inspect
- Check for coolant residue at the pump.
Faults that appear at any mileage
Age, electronics and build-related issues that are not mileage-driven.
InfotainmentLow
Entune head-unit glitches / slow response.
- Typically appears
- Age-related
- What to inspect
- Test navigation, Bluetooth and screen response.
InteriorLow
Dashboard softening in hot climates.
- Typically appears
- Age-related
- What to inspect
- Press the dash top for tackiness.
Inspecting a 2018 Toyota Avalon?
Generate a tickable pre-purchase checklist for this exact year, mileage and variant · add photos and notes as you inspect.
Check this exact carToyota Avalon · frequently asked questions
Is the Avalon reliable?
Yes — it shares Camry V6 mechanicals and is very dependable.
Any Avalon engine problems?
The 3.5L V6 is strong; watch only for water-pump seepage.
What's the weakest point?
The Entune infotainment feels dated and can be glitchy.