2020 Toyota Avalon Problems: 2 Known Issues
2020 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated August 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2020 Toyota Avalon has 2 documented known issues, with 1 rated critical. The most serious is Denso Low-Pressure Fuel Pump Impeller Failure - Stalling While Driving (Recall 20V-012 / 20TA02) ($0-$1,200 repair). Across all issues with published estimates, repair costs range from $200 to $1,200. DIY maintenance guides at au7o.io.