2012 Toyota Highlander Hybrid Electrical system Problems
- Complaints
- 1about this part
- Share
- 11%of 9 total for the year
- Median mileage
- 86,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the electrical system of the 2012 Toyota Highlander Hybrid, 11% of the 9 complaints for this model year. Where a mileage was given, the median is 86,000 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.
“No prior history of hybrid problems during previous 65,000 miles. On monday morning, the Highlander Hybrid started up fine. After warming up for 5 minutes to scrape off snow, shifted to drive and began driving. Car shut down after about 12 feet. Car would not restart. Warning message appeared on display, indicating hybrid system problem. Aaa came, put on flatbed, and took to nearest dealership. Dealership was unable to determine cause or fix problem following 6+ hours of troubleshooting by their hybrid expert yesterday. …”
NHTSA complaint #10683807, filed 2015-02, 86,000 milesRelated service bulletins
- 10213902May 31, 2022TSB: This bulletin includes basic procedures for performing a rescue charge on Ni-MH high voltage (HV) batteries. This bulletin should be used in conjunction with the applicable…
- 10179602Aug 5, 2020TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid…
- 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…
- 10155247Feb 28, 2019TT: Some customers may encounter Bluetooth® connectivity concerns such as: ? Difficulty to pair the phone. ? Intermittent Bluetooth® failure to connect to the vehicle when first…
- 10129204Jan 5, 2018TSB: REVISION NOTICE January 05, 2018 Rev1: ? Applicability has been updated to include 2012 ? 2017 Camry HV and Prius C, 2015 ? 2017 Prius V, 2006 ? 2017 Highlander HV, 2010 ?…
- 10132383Jun 26, 2017Warranty Policy Bulletin POL17-04: Rev Toyota has received reports of customer concerns in which the power back door does not close properly. In some cases, the power back door…
- 10142493Apr 6, 2017Warranty Policy Bulletin POL17-04: Toyota has received reports of customer concerns in which the power back door does not close properly. In some cases, the power back door may…
- 10087882Jul 7, 2016Tsb: for vehicles that are used under certain severe operating conditions, the hv battery cooling fan may experience an excessive buildup of dust, lint, or other debris that can…
- 10086292Jul 7, 2016Tsb: for vehicles that are used under certain severe operating conditions, the hv battery cooling fan may experience an excessive buildup of dust, lint, or other debris that can…
- 10092768May 11, 2016Tt: hv batteries have liquid filled cell modules, to prevent leakage from cells, it is very important to confirm the proper orientation mark of the drc.
Electrical system: other model years
Other parts of the 2012 Toyota Highlander Hybrid
2 complaintsBrakes
1 complaintsFuel system
1 complaintsHybrid propulsion system
1 complaintsOther or unknown
1 complaintsSeats
1 complaintsSteering
1 complaintsTransmission and drivetrain
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2012 Toyota Highlander Hybrid
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