EnginePart report
2012 Toyota Yaris Engine Problems
- Complaints
- 1about this part
- Share
- 3%of 35 total for the year
- Median mileage
- 140,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the engine of the 2012 Toyota Yaris, 3% of the 35 complaints for this model year. Where a mileage was given, the median is 140,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Related 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…
- 10149217Sep 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…
- 10111622Aug 18, 2016TT: Customer complains about a Mil on condition with P219A DTC. This Tech Tip applies only to cases with: *P219A and abnormal compression test results; *Engine serial number is…
- 10134223Sep 15, 2015TT: The vehicle may be difficult to start or have an abnormally low or rough idle after the battery has been disconnected or power to the Engine ECM has been interrupted.
- 10096556Sep 15, 2015Tt: the vehicle may be difficult to start or have an abnormally low or rough idle after the battery has been disconnected or power to the engine ecm has been interrupted.
- 10132529Aug 24, 2015TechTip: Condition - The vehicle may be difficult to start or have an abnormally low or rough idle after the battery has been disconnected or power to the Engine ECM has been…
- 10132608Mar 19, 2015TSB: Some 2006 ? 2015 model year Yaris vehicles may exhibit a squealing noise coming from the engine compartment during the engine start-up. The drive belt (v-belt) tension…
- 10134128Jan 15, 2015TSB: Flash reprogramming allows the ECU software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix…
- 10096036Jan 15, 2015"tsb: flash reprogramming allows the ecu software to be updated without replacing the ecu. Flash calibration updates for specific vehicle models/ecus are released as field-fix…
- 10109588Aug 19, 2014Tech Tip: Customer may complain about a belt squeal or squeak type noise from the drive belt area. Typically this condition occurs during cold engine start up.
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2020 | 4 | 40% |
| 2019 | 8 | 31% |
| 2017 | 2 | 13% |
| 2015 | 1 | 7% |
| 2012 | 1 | 3% |
| 2011 | 1 | 4% |
| 2010 | 3 | 3% |
| 2009 | 3 | 3% |
| 2008 | 6 | 3% |
| 2007 | 6 | 2% |
Other parts of the 2012 Toyota Yaris
Air bags
18 complaintsBody and structure
5 complaintsElectrical system
4 complaintsVehicle speed control
4 complaintsWheels
4 complaintsBrakes
2 complaintsOther or unknown
2 complaintsVisibility (wipers, defrost, mirrors)
2 complaintsSeat belts
1 complaintsSeats
1 complaintsSuspension
1 complaintsTires
1 complaints
18 complaintsBody and structure
5 complaintsElectrical system
4 complaintsVehicle speed control
4 complaintsWheels
4 complaintsBrakes
2 complaintsOther or unknown
2 complaintsVisibility (wipers, defrost, mirrors)
2 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