There are 1 owner-reported electrical system complaints for the 2018 Toyota Avalonin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
My car check engine light lane sensor light and Lad light came on and card had rough handling i took it to Toyota of plano and they worked on charged me $650 so i was was happy they fixed the problem after one day the lights came back they said it was the rodent damage a Rat chewed the wire because what i learned toyota is using soy base wires it attracts Rats they should not use it it is a safety hazards now my safety feathers don't work i can not afford $600 every other day so please recall this problem Thanks so many accidents can be avoided,
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026