2006 Toyota Prius Electrical System Problems

Source: NHTSA · Updated May 7, 2026 · 152 complaints analyzed

Owners have filed 152 complaints with NHTSA about electrical system problems on the 2006 Toyota Prius, 11% of all complaints for this model year. Half of the reports with a mileage happened before 61,500 miles. The words owners use most often: “turn off” (18% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Turn off: mentioned in 28 of 152 complaints (18%)
  • Combination meter: mentioned in 16 of 152 complaints (11%)
  • Side headlight: mentioned in 13 of 152 complaints (9%)
  • Hid headlights: mentioned in 12 of 152 complaints (8%)

How much does it cost to fix?

Owners who wrote down what they paid or were quoted put the typical electrical system repair on the 2006 Toyota Prius at $2,000, and half of them between $1,350 and $2,200.

Based on 7 NHTSA complaints about this problem alone that state a repair bill or quote (2008–2018), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.

At what mileage do electrical system problems happen?

Based on 127 complaints that reported the odometer reading.

Under 10k miles3 · 2%
10k–25k miles9 · 7%
25k–50k miles29 · 23%
50k–75k miles27 · 21%
75k–100k miles14 · 11%
100k–150k miles24 · 19%
150k+ miles21 · 17%

How serious are the reports?

Of 152 complaints, 2 mention a crash, 2 a fire, 1 an injury.

Toyota Prius electrical system complaints by model year

Peak: 2007, with 248 complaints
2001: 2720012002: 182003: 1320032004: 1772005: 17820052006: 1522007: 24820072482008: 2352009: 6020092010: 1922011: 6820112012: 522013: 5220132014: 332015: 2720152016: 202017: 1120172018: 22019: 420192020: 22021: 120212022: 62023: 520232024: 42025: 620252026: 2

n = 1,595 complaints · Source: NHTSA

Model yearElectrical System complaintsShare of that yearMedian miles
2026 Prius233%—
2025 Prius638%12,450
2024 Prius415%—
2023 Prius525%—
2022 Prius625%114,000
2021 Prius117%—
2020 Prius214%1,325
2019 Prius413%—
2018 Prius25%19,100
2017 Prius1112%5,000
2016 Prius2013%25,500
2015 Prius2716%21,000
2014 Prius3316%19,483
2013 Prius5213%65,000
2012 Prius5212%36,600
2011 Prius6813%81,482
2010 Prius1927%65,000
2009 Prius6012%89,761
2008 Prius23516%81,500
2007 Prius24812%66,945
2006 Prius15211%61,500
2005 Prius17817%100,000
2004 Prius17729%30,000
2003 Prius1313%108,000
2002 Prius1811%88,500
2001 Prius2716%61,000

When owners reported it

Peak: 2009, with 28 complaints
2006: 1200612007: 222008: 7200872009: 28282010: 202010202011: 992012: 112012112013: 992014: 8201482015: 18182016: 8201682017: 772018: 8201882019: 442020: 4202042021: 332022: 1202212023: 112024: 2202422025: 11

n = 152 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists electrical system for the 2006 Toyota Prius. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

The following describes a near total failure of the brake system that accompanies and is triggered by routine aging of the battery. I believe this applies to multiple model years and editions of the Prius, based on reports by other owners on owners' discussion groups. I believe this should have the…

Received Jan 2, 2025 · NHTSA complaint 11633585

The light up display for the odometer, fuel gauge, and speedometer does not always light up. When it is not lit, the cruise control and any warning and informative alarms/lights also do not work. This is a well-known issue among owners of these cars, related to the capacitors on the circuit board…

Received Dec 26, 2024 · NHTSA complaint 11632471

One afternoon, in the Summer of 23, I entered my Toyota Prius to run some errands. Once I proceeded to power on the car, none of the dashboard lights illuminated. This included the gas gauge, speedometer & transmission indicator. Fortunately, I was only driving a few blocks down the road from my…

Received Apr 2, 2024 · NHTSA complaint 11580571
Toyota Prius
2023 Toyota Prius Z HEV. Representative photo; appearance varies by model year. Photo: TTTNIS, CC0, via Wikimedia Commons.

Frequently asked questions

Do all 2006 Toyota Priuss have electrical system problems?

No. NHTSA has 152 owner complaints about electrical system for the 2006 Toyota Prius (11% of the 1,439 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2006 Toyota Prius electrical system?

No recall currently lists electrical system for this vehicle.

At what mileage do electrical system problems start?

The median reported mileage is 61,500 miles: half of the reports with a mileage came before that.

How much does it cost to fix electrical system problems on the 2006 Toyota Prius?

Owners report a typical cost of $2,000 (half paid between $1,350 and $2,200), from 7 complaints that state a repair bill or quote, in 2026 dollars.

What do owners say about electrical system problems on the 2006 Toyota Prius?

The most frequent phrase is “turn off”, in 28 of 152 complaints, followed by “combination meter” (16).

Other 2006 Toyota Prius problems

See all 2006 Toyota Prius problems or electrical system problems across all Prius years.