2018 Toyota Avalon: common problems and reliability

The 2018 Toyota Avalon has 25 owner-filed NHTSA complaints and 2 recalls on record. The most-reported areas are air bags and steering. Owners most often flag transmission shifting behavior/concerns (2019+ models) — reports of sluggish acceleration, rpm flaring to 1500-2000 before shifting, delayed or non-smooth shifts, and owner concerns about long-term reliability of the ua80 8-speed automatic. frequency: recurrent.

Safety record for the 2018 model year

25
Owner complaints
2
Recalls
7
Crash reports
0
Fire reports

Source: NHTSA complaints and recalls filed for 2018 Toyota Avalon vehicles (US, public record).

Where owners report problems

air bags
6
steering
4
fuel/propulsion system
3
vehicle speed control
2
electrical system
2

Recalls affecting the 2018 Avalon

air bags: air bag/restraint control module

Campaign 20V024000

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2011-2019 Corolla, 2011-2013 Matrix, 2012-2018 Avalon, and 2013-2018 Avalon Hybrid vehicles. During certain crashes, the air bag electronic control u…

fuel system, gasoline:delivery:fuel pump

Campaign 20V012000

Toyota Motor Engineering & Manufacturing (Toyota) recalled certain 2018-2019 4Runner, Highlander, Camry, Land Cruiser, Sequoia, Sienna, Tacoma and Tundra, and Lexus RC 300, RC 350, GS 350, GX 460, IS 300, LC 500, LS 500,…

What owners say across generations

Overwhelmingly positive sentiment regarding long-term reliability, comfort, and value, particularly for used examples. The Avalon is consistently praised as a durable, spacious, and smooth-riding sedan capable of exceeding 200,000 and even 400,000 miles with r

  • Transmission shifting behavior/concerns (2019+ models) — Reports of sluggish acceleration, RPM flaring to 1500-2000 before shifting, delayed or non-smooth shifts, and owner concerns about long-term reliability of the UA80 8-speed automatic. Frequency: recurrent.
  • Electrical system failure (Hybrid models) — Isolated but severe incidents of complete dashboard warning light illumination and system failure, leading to lengthy repair times and part delays. Frequency: isolated.
  • Oil consumption (Older 4-cylinder Toyota engines referenced, not Avalon-specific) — Mentioned as a known issue for some Toyota models, but not specifically cited for the Avalon's V6. Frequency: N/A for Avalon V6.
  • Rodent damage to wiring — Knock sensor wire damage due to soy-based wire insulation attracting rodents, causing rough shifting and limp mode. Frequency: isolated.
  • Known maintenance items for older generations (e.g., 2007 model) — Timing cover oil leaks, rack and pinion seal failure, VVTI oil cooler line failure, and transmission case sealant failure. Frequency: isolated (specific to detailed owner report).

Owner insights cover all generations of the Avalon.

Typical used price

Used Avalon listings typically run $14,900–$28,044 across 2002 to 2021 model years.

Other Avalon model years

2021 Avalon2017 Avalon2015 Avalon2012 Avalon2010 Avalon2007 Avalon2005 Avalon2004 Avalon1999 Avalon
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