YearToAvoid

2015 Toyota Prius Electrical System Problems

NHTSA lists 33 Electrical System complaints for the 2015 Toyota Prius, 20% of all complaints filed for the year. Owners report sudden unintended acceleration, hybrid inverter and 12-volt battery failures, and headlight and wiring problems, with a median failure mileage of 32,479 miles. No related recall is listed for this area.

Electrical System complaints
33
20% of 165
Crashes reported
6
Fires reported
1
Injuries reported
2
Median mileage
32,479 mi
Related recalls
0

Typical electrical symptoms owners report

  • Owners describe sudden unintended acceleration when shifting from reverse to drive or completing a turn, sometimes ending in a crash.
  • Some report the hybrid inverter overheating and burning out, causing violent jerking and loss of power at highway speed.
  • Others report the 12-volt battery dying repeatedly within weeks of purchase, requiring jump-starts and tow trucks.
  • Low-beam headlights are reported to fail or burn out repeatedly, forcing use of high beams at night.
  • A few owners report rodents chewing through wiring harnesses, damaging electrical systems and wiring.
  • One owner reported an under-hood fire during low-speed driving with no prior warning.

When 2015 Toyota Prius electrical complaints were filed

First complaint Jan 28, 2015, latest Jul 15, 2026.

2015 Toyota Prius electrical system complaints: complaints filed per month2Jan 2015Jan 2016Aug 2017Apr 2019Aug 2020Sep 2021Jun 2024Jun 2026
33 complaints filed with NHTSA from Jan 2015 to Jul 2026; peak Sep 2019 (2).

Electrical System recalls for the 2015 Toyota Prius

No safety recalls on record for this model year.

Electrical System complaints by Prius model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 2005480 (46%)
  2. 20061,021 (71%)
  3. 20071,210 (60%)
  4. 2008731 (49%)
  5. 2009159 (32%)
  6. 2010307 (11%)
  7. 2011109 (21%)
  8. 201284 (20%)
  9. 201361 (15%)
  10. 201437 (18%)
  11. 201533 (20%)
  12. 201623 (15%)
  13. 201712 (13%)
  14. 20187 (19%)
  15. 20194 (13%)
  16. 20202 (14%)
  17. 20211 (17%)
  18. 20227 (29%)
  19. 20235 (26%)
  20. 20246 (23%)
  21. 20257 (44%)

Frequently asked questions

How many electrical complaints does the 2015 Toyota Prius have?
NHTSA lists 33 Electrical System complaints for the 2015 Prius, which is 20% of the 165 total complaints filed for that model year.
Is there a recall for the 2015 Toyota Prius electrical system?
No related recall is listed in NHTSA data for this component on the 2015 Prius.
At what mileage do 2015 Prius electrical problems usually appear?
The median mileage at failure reported to NHTSA for this component is 32,479 miles.
What electrical problems do 2015 Prius owners report most?
Owners report sudden unintended acceleration, hybrid inverter failures causing power loss, weak or dying 12-volt batteries, headlight failures, and rodent damage to wiring.
Are the 2015 Prius electrical complaints serious?
NHTSA data tied to this component for the 2015 Prius includes 6 crashes, 1 fire, and 2 injuries.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.