2020 Toyota Yaris Electrical system Problems
- Complaints
- 2about this part
- Share
- 20%of 10 total for the year
- Median mileage
- 6,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the electrical system of the 2020 Toyota Yaris, 20% of the 10 complaints for this model year. Where a mileage was given, the median is 6,000 miles.
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.
“This 2020 Yaris is registered to me but driven by my daughter to her workplace less that 3 miles away. The first incident involved the engine laboring to start and when she came home, the battery was dead. I was able to re-charge the battery at home but 2 days later, the car would not start at home. I have an auto engine scanner that registered a P2610 code stating an Engine Control Module, ECM/PCM Engine Off Timer Performance . The battery had been completely drained of its liquid. …”
NHTSA complaint #11544389, filed 2023-09“The contact owns a 2020 Toyota Yaris. The contact stated that several unknown warning lights were illuminated. Additionally, the front passenger's seat belt failed to securely fasten into the buckle. The contact stated that the front passenger's side mirror cover detached from the vehicle. The vehicle was taken to an unknown dealer to be inspected. The contact was informed that there was an electrical short within the dashboard. The vehicle was repaired. The manufacturer was not notified of the failure. The failure mileage was 6,000. The VIN was not included.”
NHTSA complaint #11328487, filed 2020-06, 6,000 milesRelated service bulletins
- 10238157May 30, 2023TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered…
- 10210373Mar 8, 2022TT: When customers have a concern about a discharged battery, no start, or general battery concern, the DCA-8000 is the only appropriate tool to use for diagnosis
- 10182983Oct 12, 2020TT: Some customers may encounter Bluetooth® connectivity concerns such as: ?Difficulty to pair the phone. ?Intermittent Bluetooth® failure to connect to the vehicle when first…
- 10178787Jul 20, 2020TT: The new DCA-8000 Diagnostic Charger may cause your facility?s Ground Fault Circuit Interrupter (GFCI) breaker to trip. A GFCI breaker can be tripped for various reasons, one…
- 10177775Jun 21, 2020TSB: This bulletin details the procedure for loading configuration data (also known as As-built data) in the ECUs of 2016 ? 2020 model year Yaris Sedan Mexico-produced and 2017 ?…
- 10173805Mar 10, 2020TSB: Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery. The following guidelines should be performed to minimize vehicle…
- 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…
- 10162773Jun 19, 2019TT: The new 12V Battery Warranty Testers (DSS-5000 & DCA-8000) require certain information to generate a test result and warranty code. Below is an explanation of what…
Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2020 | 2 | 20% |
| 2019 | 8 | 31% |
| 2017 | 2 | 13% |
| 2016 | 1 | 20% |
| 2015 | 1 | 7% |
| 2012 | 4 | 11% |
| 2011 | 1 | 4% |
| 2010 | 7 | 8% |
| 2009 | 10 | 11% |
| 2008 | 18 | 8% |
| 2007 | 15 | 6% |
Other parts of the 2020 Toyota Yaris
4 complaintsFuel system
3 complaintsOther or unknown
3 complaintsBrakes
2 complaintsForward collision avoidance
2 complaintsVehicle speed control
2 complaintsSeat belts
1 complaints
← All problems reported for the 2020 Toyota Yaris
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 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