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EquipmentPart report

2006 Toyota Prius Equipment Problems

Complaints
18about this part
Share
1%of 1,440 total for the year
Median mileage
32,000miles
Trend
StableComplaints filed in the last 3 full calendar years are within 25% of the 3 years before.

NHTSA recorded 18 complaints about the equipment of the 2006 Toyota Prius, 1% of the 1,440 complaints for this model year. Where a mileage was given, the median is 32,000 miles. 1 recall campaign on record is filed under a similar system.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“My driver side headlight would intermittently turn off. This occurred almost everytime I turned it on and by the time I got to destination (it would be off). Turning headlight off and then back on would work only temporarily, until I drove further and notice it off again based on reflection from car in front of me. The igniter assembly was replaced by dealer yesterday, but problem still exist. Car is currently at the dealer again for further diagnosis.”

NHTSA complaint #10229292, filed 2008-05, 50,000 miles

“I own a 2006 Toyota Prius. The front headlight on the drivers side, which is an hid lamp, works only intermittently. There is no pattern as to when it works and doesn't, and often I do not know when the problem is occurring because I can't see the headlamp (unless I can see the reflection on the back of another car). Obviously, this is a safety concern. I took the car in for service at my dealer and they said that Toyota knows about the problem but refuses to fix it as a defect in the headlamp.”

NHTSA complaint #10224996, filed 2008-04, 30,000 miles

“About six months after purchasing my 2006 Toyota Prius the headlights starting going out while I was driving. I took it in to the dealership and they replaced the bulb. They had said that they had never heard of this before. The lights worked for about two months then occasionally would go out again. Now that my warranty has run out they are going out every time I drive the car. This is a real safety issue. When you turn the switch off and then on again they come on for awhile then turn off again. …”

NHTSA complaint #10245991, filed 2008-10, 25,000 miles

“While driving my Prius I have experienced brief moments of unexplained acceleration. It was startling when it happened but was also over quickly. I believe it has happened twice. Once was about one week after I had taken the car in for maintenance. I can remember thinking I might have to take the car in again. It felt like the acceleration when using cruise control, however, I don't and wasn't using cruise control. I have only the floor mats that came with the vehicle and do not believe this was caused by the floor mat.”

NHTSA complaint #10292910, filed 2009-11, 25,000 miles

“Headlights intermittently go out on both the passenger and driver side of my 2006 Prius. Problem was identified by dealership as manufacturer defect. Dealership removed and replaced headlights and computers. The total cost for the repair by frontier Toyota was $1,323.86. I requested 100% reimbursement with Toyota. Toyota agreed to pay for parts only. Toyota is aware that this is a common issue with the Prius but does not take responsibility that this safety issue is a manufacturer defect. The safety issue and cost is exorbitant.”

NHTSA complaint #10264502, filed 2009-04, 50,000 miles

Related recalls

Related service bulletins

Equipment: other model years

YearComplaintsShare of year
201611%
201410%
201320%
201241%
201141%
2010151%
200971%
200881%
2007221%
2006181%
200581%
200471%
200344%
200142%

Other parts of the 2006 Toyota Prius

Exterior lighting
941 complaints
Brakes
210 complaints
Electrical system
153 complaints
Vehicle speed control
84 complaints
Other or unknown
44 complaints
Air bags
30 complaints
Engine
25 complaints
Steering
22 complaints
Transmission and drivetrain
22 complaints
Engine cooling
20 complaints
Fuel system
20 complaints
Electronic stability control
15 complaints

← All problems reported for the 2006 Toyota Prius

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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