2020 Toyota Prius Prime Transmission and drivetrain Problems
- Complaints
- 3about this part
- Share
- 19%of 16 total for the year
- Median mileage
- 6,250miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the transmission and drivetrain of the 2020 Toyota Prius Prime, 19% of the 16 complaints for this model year. Where a mileage was given, the median is 6,250 miles. 1 of these say a crash was involved, according to the filers.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Mice chewed through wires and air filter, causing damage to the hybrid system. The check hybrid system warning sign came on and the car running rough. Toyota dealer charged $13066.81 for the damage.”
NHTSA complaint #11374192, filed 2020-11, 6,500 miles“I was driving yesterday on Freeway in the 2nd lane ,all of a sudden car went from drive to neutral,I didn't touch transmission gear lever and I put gas And it says it is on neutral N,I was in dangerous situation, the other cars were flying by,I put on hazard lights Slowly changed lanes because it was not on D drive mode,pulled it over to Shoulder applied brakes and shift to D Then proceeded back to freeway, I was very scare in this whole ordeal”
NHTSA complaint #11479277, filed 2022-08“The contact owns a 2020 Toyota Prius Prime. The contact stated that while coasting her vehicle into a parking spot at 2 MPH, the vehicle independently accelerated forward with her foot lightly on the accelerator pedal. The vehicle jumped the curb and crashed into two vehicles. The contact was uncertain if any warning lights illuminated on the instrument panel during the failure. The air bag did not deploy upon impact. Police were called to the scene; however, since no injuries or property damage were reported, they informed that contact that they would not be needed. …”
NHTSA complaint #11449750, filed 2022-02, 6,000 milesRelated service bulletins
- 10164330Jul 1, 2019TSB: REVISION NOTICE July 01, 2019 Rev2: ? Applicability has been updated to 2019 ? 2020 model year Toyota vehicles. ? The Techstream Preparation and Process Overview sections…
Transmission and drivetrain: other model years
Other parts of the 2020 Toyota Prius Prime
5 complaintsElectrical system
3 complaintsVehicle speed control
3 complaintsBrakes
2 complaintsTires
2 complaintsAir bags
1 complaintsBack-over prevention (rear camera)
1 complaintsExterior lighting
1 complaintsBody and structure
1 complaints
← All problems reported for the 2020 Toyota Prius Prime
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology