Chart based on 1543 Toyota Corolla and 228 Mercury Mariner repairs.
Chart based on 1097 Toyota Corolla and 190 Mercury Mariner repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Toyota Corolla or Mercury Mariner problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Toyota Corolla and Mercury Mariner Problems and Repair Histories