2012 Toyota Yaris Electrical system Problems
- Complaints
- 4about this part
- Share
- 11%of 35 total for the year
- Median mileage
- 87,600miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the electrical system of the 2012 Toyota Yaris, 11% of the 35 complaints for this model year. Where a mileage was given, the median is 87,600 miles. 1 a fire, 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.
“Was driving on the freeway at 70 MPH and had to brake for slower traffic ahead. When I depressed the brake pedal, the ABS system engaged, braking the left side of the car, then the right almost sending me off the road. After this had happened, the speedometer had started jumping to different speeds very rapidly and I was unable to tell my correct speed. The antilock brakes have continued to engage randomly when they are not needed, cause loss of braking control and the overall ability to come to a stop. The speedometer also jumps around every now and then. …”
NHTSA complaint #11383549, filed 2020-12, 87,600 miles“I was driving approximately 20 MPH making a left turn when the car abruptly powered down the inside lights, outside lights, heat, etc turned off. The vehicle continued to make loud noises as if I was trying to start the car, but I had taken the key out of the ignition. I then noticed the battery warning light was on and then I smelled smoke. I was stuck in the intersection with the car stuck in park I kept pressing the brake, to shift to neutral but the car wouldn't change gears or even turn on at this point. …”
NHTSA complaint #10555063, filed 2013-12, 35,000 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…
- 10207963Jan 28, 2022TSB This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. This Service Bulletin should be…
- 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…
- 10133654Nov 22, 2017TSB: REVISION NOTICE November 22, 2017 Rev1: ? Applicability has been updated to include 2014 ? 2018 model year vehicles. Any previous printed versions of this bulletin should be…
- 10152205Jan 6, 2017TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes SB No. T-SB-0101-11. Applicability has been updated to include 2016 ? 2017 model year vehicles…
- 10132930Nov 29, 2016TSB: OBSOLETE NOTICE: September 14, 2016: This bulletin is now obsolete. Please see T-SB-0134-16.
- 10150418Sep 14, 2016TSB: Supersession Notice. Flash reprogramming allows the ECU software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are…
- 10140568May 4, 2016TT: Some customers may experience Bluetooth connection issues after updating the Android Operating System to 5.x.x (Lollipop) or later.
- 10092684May 4, 2016Tt: some customers may experience bluetooth connection issues after updating the android operating system to 5.x.x (lollipop) or later.
- 10134281Feb 25, 2016Tech Tip: This Tech Tip is being provided to bring attention to the new location of the Entune/NAV/Map Update and Upgrade USB Directory. Click on the TIS tab, Diagnostics tab…
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 2012 Toyota Yaris
18 complaintsBody and structure
5 complaintsVehicle speed control
4 complaintsWheels
4 complaintsBrakes
2 complaintsOther or unknown
2 complaintsVisibility (wipers, defrost, mirrors)
2 complaintsEngine
1 complaintsSeat belts
1 complaintsSeats
1 complaintsSuspension
1 complaintsTires
1 complaints
← All problems reported for the 2012 Toyota Yaris
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 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