One problem related to emission control has been reported for the 2005 Toyota Prius. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Toyota Prius based on all problems reported for the 2005 Prius.
The contact owns a 2005 Toyota Prius. While driving 55 mph the mass air flow sensor failed causing the vehicle to shut off. The contact towed the vehicle to the dealer to have the mass air flow sensor replaced. The abs warning lights also flashed on the dash board causing the brakes to fail while driving 40 mph. The contact drove the vehicle to the dealer to have the abs brake actuator replaced. The failure mileage was 18,461. Updated 11/10/10 updated 11/18/10.