The contact owns a 2006 Toyota Prius. The contact stated that the vehicle failed to turn off intermittently, requiring that the power button to be pressed continuously until the vehicle turned off. In addition, the instrument cluster was inoperable often. The contact stated that a chime failed to engage while reversing. A triangle warning light was previously illuminated. The message "Tire Pressure Maintenance Needed" was displayed. The vehicle was taken to the dealer, where it was diagnosed that the failure was primarily associated with the instrument cluster. The dealer determined that the instrument cluster and other unknown components needed to be replaced.
The worst 2006 Toyota Prius problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
- Lights941
- Brakes210
- Electrical153
- Acceleration84
- Engine45
- Driver assistance33
- Airbags30
- Steering22
- Transmission22
- Fuel system21
- Body15
- Visibility14
- Tires10
- Seat belts7
- Locks6
- Suspension5
- Seats4
- Wheels3
Specific symptoms reported on the 2006 Toyota Prius
Headlights 923ABS 56Brake failure 44Stalling 39Warning lights 28Sudden acceleration 27Adaptive cruise 19Jerking 19Fuel gauge 16No deployment 15Check engine light 14Loss of power 12Overheating 9Door locks 7Backup camera 5Engine failure 5Tire blowout 5
Trouble codes owners of the 2006 Toyota Prius mention
C1391 2
Recalls 6
Hybrid propulsion system: inverter
- What is wrong
- Toyota is recalling certain model year 2004-2009 Prius vehicles manufactured August 6, 2003, through March 30, 2009 and FCHV-adv vehicles manufactured December 12, 2008, through September 13, 2011. During manufacturing, a scratch may have occurred inside of the electrically driven water pump at the coil wire. The coil wire may corrode at the scratched portion.
- Risk
- The corroded coil wire may break and the water pump could stop. The corroded coil wire could cause a short circuit between coil wires and a possible open fuse, creating a stall-like condition of the hybrid system while the vehicle is being driven. This may increase the risk of a vehicle crash.
- Remedy
- Toyota will notify its owners, and dealers will replace the electric water pump, free of charge. The recall began on January 17, 2013. Owners may contact their Toyota dealer or the Toyota Customer Experience Center at 1‑800‑331‑4331.
Recall number 12V536000 · Recall details
Steering: gear box: shaft sector
- What is wrong
- Toyota is recalling certain model year 2004-2009 Prius vehicles manufactured August 5, 2003, through March 30, 2009. The affected vehicles have a steering intermediate extension shaft assembly built with metal splines that complete the connection from the steering wheel to the steering gear. These splines may have been manufactured with an insufficient hardness.
- Risk
- Over time, the splines may wear and eventually fail resulting in a loss of steering ability, increasing the risk of a vehicle crash.
- Remedy
- Toyota will notify owners, and dealers will inspect the extension shaft and replace it if it is one with insufficient hardness, free of charge. The recall began during December 2012. Owners may contact their Toyota dealer or the Toyota Customer Experience Center at 1‑800‑331‑4331.
Recall number 12V537000 · Recall details
Equipment: other: labels
- What is wrong
- Southeast toyota is recalling certain model year 2005-2011 passenger vehicles for failing to comply with the requirements of federal motor vehicle safety standard no. 110, "tire selection and rims." these vehicles were sold without the requisite load carrying capacity modification labels.
- Risk
- A driver may overload a vehicle which may increase the risk of a crash.
- Remedy
- Dealers will mail to consumers the corrected label or the customer will have the option for dealers to install the label free of charge. The safety recall began on may 27, 2010. Owners may contact southeast toyota at 1‑800‑301‑6859.
Recall number 10V036000 · Recall details
Vehicle speed control: accelerator pedal
- What is wrong
- Toyota is recalling certain model year 2004-2010 passenger vehicles. The accelerator pedal can get stuck in the wide open position due to its being trapped by an unsecured or incompatible driver's floor mat.
- Risk
- A stuck open accelerator pedal may result in very high vehicle speeds and make it difficult to stop the vehicle, which could cause a crash, serious injury or death.
- Remedy
- Toyota filed an amended defect report on november 25, 2009, stating that dealers will modify the accelerator pedal and, on certain vehicles, alter the shape of the floor surface under the pedal. These changes address the risk of pedal entrapment due to interference with the floor mat. Redesigned accelerator pedals will become available beginning in april 2010 and dealers will replace any modified pedal with the new pedal if desired. Also, dealers will replace any genuine toyota or lexus all-weather floor mats with redesigned all-weather mats, or repurchase the previous mats from owners who do not want the new ones. Additionally, software modifications will be installed on camry, avalon and lexus es 350, is 350 and is 250 models that will ensure that the brake overrides the accelerator in the event both brake and accelerator pedals are applied. Toyota will begin mailing letters to owners on december 31, 2009. Owners may contact toyota at 1‑800‑331‑4331, lexus at 1‑800‑255‑3987.
Recall number 09V388000 · Recall details
Steering: electric power assist system
- What is wrong
- The intermediate shaft and sliding yoke in the electric power steering system can crack when large forces are applied and the connection may separate or the sleeve may fracture.
- Risk
- This could result in a loss of steering control of the vehicle.
- Remedy
- Toyota will replace the steering intermediate shaft and inspect the sliding yoke and replace it if necessary. The recall began on june 9, 2006. Owners may contact toyota at 1‑800‑331‑4331.
Recall number 06V188000 · Recall details
Air bags
- What is wrong
- On certain vehicles, due to improper assembly of the air bag inflator, which is used in the side air bag, the curtain shield air bag, and the knee air bag assembly, some inflators were produced with an insufficient amount of the heating agents necessary for proper air bag deployment. In this condition, the expansion force of the gas may be insufficient to properly inflate the air bag when the SRS system is activated during a crash.
- Risk
- This may increase the risk of injury to the occupant in the involved seating position in the event of a crash.
- Remedy
- Dealers will replace the specific SRS air bag. The recall began on april 6, 2006. Owners may contact toyota at 1‑888‑270‑9371, scion at 1‑866‑548‑1851, or lexus at 1‑800‑255‑3987.
Recall number 06V096000 · Recall details
See all 6 recalls for the 2006 Toyota Prius
Defect investigations
Pedestrian alert sounds
the federal safety agency received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles. The standard applies to hybrid and electric vehicles that have a gross vehicle weight rating of 4,536 KG or less or are defined as low-speed vehicles. The standard became fully applicable to all such vehicles manufactured on or after March 1, 2021.On January 27, 2023, the federal safety agency opened Defect Petition (DP) 22-005 to evaluate the subject matter described in the petition. On June 24, 2023 and as supplemented on June 25, 2023, the petitioner notified the federal safety agency he was withdrawing his petition. The petitioner indicated that, based on his review of data, there is no justification for asserting potential benefits that could be derived from actions sought by my petition. Based on the petitioner's withdrawal, DP22-005 is closed. Closure of this DP does not represent a determination by the federal safety agency regarding the subject matter of the petition.
DP22005
Intermediate Steering Shaft Separation
The Office of Defects Investigation (ODI) received a January 2013 defect petition requesting that it open an investigation on Model Year (MY) 2004-2009 Toyota Prius vehicles to address a possible manufacturing safety defect related to the steering column intermediate shaft.During the defect petition evaluation, ODI: 1.Reviewed the petition and its enclosures; 2.Reviewed the subject steering system layout; 3.Examined the Petition Vehicle?s history, including its repair history; 4.Reviewed and followed-up potentially related consumer complaints; 5.Assessed Safety Recalls 06V‑188 and 12V‑537; and, 6.Requested and examined complaint, claim, field report, service history, and warranty information from Toyota.ODI's review revealed that the petition vehicle had been recalled (Recall 06V188) to remedy a defect in the system identified in the petition with the remedy taking place prior to the failure that prompted the petition. Circumstances point to incorrect reassembly of the petitioner's vehicle by those who performed the recall remedy.ODI examined the issues raised by this petition to identify any related safety defect trend in the general subject vehicle population.That review identified a low rate of related consumer complaints (twenty-five over a eight year period from a population of over 600,000 vehicles) and no pattern that would identify either a safety defect not already covered by the two existing steering safety recalls by Toyota or a systematic problem with either recall remedy.Based on this evaluation, ODI does not believe that additional investigation will lead to a finding that a defect related to motor vehicle safety exists in the subject vehicles. Therefore, in view of the need to allocate and prioritize the federal safety agency?s limited resources to best accomplish the agency's safety mission, the petition is denied. The denial of this petition does not constitute a finding by the federal safety agency that a safety-related defect does not exist. The agency reserves the right to take further action if warranted by the circumstances.For more information, see the Federal Register notice in the public file for this action select the federal safety agency ID, enter: DP13001)The ODI reports cited above can be reviewed on-line under the following the federal safety agency ID numbers:10407520, 10418710, 10429551, 10473654, 10478195, 10478053, 10437229, 10489425, 10510722, 10639984, 10648277, 10499778, 10712626, 10723196, 10787530, 10808124, 10838803, 11071646, 11098144, 11099507, 11102659, 11160767, 11192607, 11287550, 11287606
DP13001
Headlight failure
Odi opened this investigation after receiving reports that both headlights would go out, or extinguish while driving.the subject vehicles are equipped with high intensity discharge (hid) headlamps that operate on independent lamps and ecu's (electronic control units) for each headlight, meaning that each headlight runs independently of the other, and a failure in one lamp or ecu does not necessarily result in a failure of the other.during the investigation, a random sample of forty consumers was contacted by odi in a telephone survey to verify their experiences.the consumers stated in complaints to toyota that both headlights failed at the same time.odi discovered through talking with these complainants that in fact one headlight would begin to flicker and then cut off.the other headlight would still be operational.in a few cases where no action was taken, some complainants stated that after a few months both headlamps would begin to fail resulting in no headlights; however none reported that both lamps failed simultaneously.complainants also stated that they could toggle the headlamp switch on and off to temporarily restore lighting when this condition occurred, even in cases were both headlamps were extinguished.the results of this survey are largely consistent with odi's assessment of the reports and warranty data.toyota submitted in response to odi's information request letter that, generally speaking, only one lamp failed at a time, and that toggling the switch restored the lamp.toyota requested a meeting with odi and on august 6, 2009, presented their assessment of headlamp failure.toyota confirmed that a headlamp could extinguish while driving due to a bulb failure, and that it could be temporarily restored by turning the headlight switch on and off, and that simultaneous failure of both headlamps was rare and unlikely.toyota also briefly discussed their intention to conduct a customer service campaign to address consumer dissatisfaction with hid bulb failures.since there is still one headlight operating when the other one cuts off, there is still lighting available to get the vehicle to a repair facility.thus, a safety defect trend has not been identified at this time and further use of agency resources does not appear to be warranted.accordingly this investigation is closed.the closing of this investigation does not constitute a finding by the federal safety agency that a safety-related defect does not exist.the agency will take further action if warranted by the circumstances.
PE09019
Technical service bulletins for the 2006 Toyota Prius 210
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Obsolete notice
- This bulletin includes basic procedures for performing a rescue charge on Ni-MH high voltage (HV) batteries
- Condition in which a musty odor is present
- Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical...
- To prevent brake rotor rust from forming during transportation and storage, wheel film will be used...
- The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix...
- Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal...
- Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad...
- Condition in which a musty odor is present
- Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal...
2006 Toyota Prius fuel economy
Official EPA estimates in miles per gallon (MPGe for electric). Ranges cover trims that share the same engine.
| Engine | Drive | City | Highway | Combined |
|---|---|---|---|---|
| 1.5L 4‑cyl Hybrid | FWD | 48 | 45 | 46 |
What 2006 Toyota Prius owners say
Most recent owner complaints, unedited.
I was involved in an auto accident on 4/20/2026 @ 6:23 PM. I was driving a 2006 Prius and the vehicle in front of me stopped to make a left turn. I applied my brakes, which grabbed slightly and then released. I then had to hit the brakes hard and they did the same thing again. I ended up rear-ending the vehicle in front of me and had to go to the hospital. I’ve been out of work since the accident, and I feel this was not my fault DUE TO FAULTY BRAKING SYSTEM ON THIS VEHICLE. My vehicle was declared a total loss, by the insurance company After doing my own research I have found many accidents with this type of vehicle that has had rear end accidents with injuries and some fatalities. it also shows not only this 2nd generation with this problem however the 3rd generation Prius as well. I have been out of work since the accident. I'm asking for a complete and thorough investigation into this and a satisfactory resolution to this so that it doesn't happen to anyone else. There were no warning indicators of any kind prior to the accident plus I had paid over 2000 dollars' worth of work and a set of 4 new tires put on this vehicle prior to this incident. Please advise and thank you.
I am looking to receive a little bit more assistance regarding my daughter's first car that she worked very hard for. It is a 2006 Toyota Prius. It was garage-kept and owned by an older couple who only put 85,000 miles on it. It is really a gem of a car. Soon after we registered the car, my daughter was out driving with her father. While going through a 4-way stop, she found that the brakes had failed and she was unable to stop at the intersection. Luckily, she was with her father, and he was able to give her verbal instruction to guide the both of them to safety. Upon further investigation, we learned that there was a recall on the Brake Actuator Assembly in 2016. Which is the part that has failed and almost caused my 16 year old daughter to crash the car she worked hard for. I contacted the Toyota Brand Engagement Center. It was stated to me that the recall has expired, however, I feel that the fact that a recall was issued means that it was recognized by Toyota that the vehicle was sold with a faulty brake system. This, in and of itself, is a hazard and could be fatal. This should be addressed and the brake system should be replaced as it is no fault to any owner regardless of the recall expiry date. We look forward to your timely response on how we can remedy this very serious safety issue. My daughter was super excited as she worked very hard to save up for her first Toyota and get it registered only to find that the brake system fails.
The contact owned a 2006 Toyota Prius. The contact stated that while slowly driving into an intersection and turning left at less than 3 MPH, the owner of a Ford F-150 coming from the driver's side of the vehicle at 35 MPH crashed into their driver's side door. The crash caused the vehicle to slide to a complete stop. None of the air bags deployed. The driver of the Ford F-150 stated that the sun created a glare, preventing them from noticing the red light they had driven through. The contact's vehicle was towed and deemed totaled by their insurance. A police report was filed. The contact received a broken rib, rotator cuff, whiplash, and back injuries. Medical attention was needed. The dealer was not informed of the failure. The manufacturer was not made aware of the failure. The failure mileage was approximately 150,000
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 highest severity level. Here is what happens: An alarm is sounded, several warning lights ABS, VCS appear, and soon after that, the front brakes stop working. The rear brakes then prove ineffective and lock up. The happens with high frequency under any of the following conditions: (a) as the battery approaches 3yrs age, (b) it is excessively cold outside. (c) there is a higher than typical load on the 12V system from any of a variety of reasons. After installing a fresh new 12V battery, the above happens with much less frequency. There no warning on the dashboard to indicate that the condition of the 12V battery is not safe for operation of the vehicle. It seems clear that the route cause is that the brake control unit is configured within inadequate tolerance for the normal aging of the 12V battery, compounded by the absence of warning on the dash. This probably traces back to a poorly chosen LDO voltage regulator in the design of the brake control unit. Recommendation: Review the electrical designs for the brake control unit, all model years, replace as needed and update the dash board computer to provide warning when the battery condition is not sufficient for safe operation of the vehicle. I further recommend that this be done with all due haste, as the condition is quite dangerous. Qualifications: PhD Chemical Physics and Electrical Engineer
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 for the display being defective, and there is extensive documentation of it online. It may also have had a technical service bulletin released for the issue, but I'm not entirely sure. The light goes out intermittently and is not always consistently out. I did mention it to the service personnel when I took it in to get recalls repaired recently, and they didn't seem surprised or unaware of the issue. I did not ask them to diagnose or fix it, as I know I can get it done for a better deal elsewhere.
The right or left headlight will rabdomly turn off, and tyrn back there 8s no ryme or readon to it,and while driving at night it is cery dangerous, aparebtly its not just this car, this is a common issue and it needs to be fixed
The actuator failed. The car is no longer safe to drive. This is a known issue. The company refused to fix the issue or recall the car. The warning lights and a loud beep are present if the vehicle is started.
The contact owns a 2006 Toyota Prius. The contact stated that while driving approximately 35 MPH, the steering wheel erroneously steered to the left direction on its own. The contact used force to maneuver the vehicle however the steering wheel independently veered again to the left, right, left, and then back to the right. The vehicle crashed into a curb, and violently accelerated across 2 lanes of oncoming traffic where a van crashed into the vehicle head-on. The air bags deployed upon impact. The contact sustained 11 fractured bones (L1 through L5 lower lumbar, pelvic, pelvis, 11th rib, and sacrum) and received medical attention via trauma center where she remained for over 2 weeks. The other driver of the van sustained unknown injuries but did not receive any known medical attention. A police report was not on file for the incident. A dealer was not contacted. The manufacturer was not notified of the failure. The VIN was not available. The failure mileage was 77,000.
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 residence as I live in a small rural town with little congestion, little traffic and mostly two-lane roads. I can't imagine this occurring in a much larger metropolitan city. When I arrived at my destination, I discovered that my Prius wouldn't shut off. This dashboard malfunction was preventing the Toyota from powering off. I quickly completed my errands with my vehicle running during this entire ordeal. Finally, when I returned home, I frantically researched on YouTube regarding this issue and discovered many others who also were having these no-illuminating-dashboard problems. Some YouTubers offered workarounds but the solutions will be temporary as the problem will eventually worsen until the Prius owners have no working dashboard lights. From the way I understand it, this problem is nothing more than a small computer board that's behind the speedometer and this computer board has a small diode that tends to burn out on all kinds of Toyota Priuses when it reaches around 150,000 miles.
Compare the 2006 Toyota Prius
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Other model years
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Questions about the 2006 Toyota Prius
Is the 2006 Toyota Prius reliable?
Owners have filed 1,440 complaints about the 2006 Toyota Prius, 8.6 times a typical Prius model year. It is one of the years we flag to avoid.
What is the 2006 Toyota Prius year score?
The 2006 Toyota Prius scores 5 out of 100 (poor). The score compares it with the other model years of the Toyota Prius: 75 is a typical year, 50 means twice the usual complaints, and serious complaints and recalls lower it.
What is the most common problem with the 2006 Toyota Prius?
Lights, with 941 complaints, typically around 49,000 miles. Next is brakes (210).
How many recalls does the 2006 Toyota Prius have?
6 recalls, covering hybrid propulsion system, steering and equipment.
What year does the Toyota Prius have the most lights problems?
The Toyota Prius model years with the most lights complaints are 2007 (1,061 complaints), 2006 (941 complaints) and 2008 (583 complaints).
What gas mileage does the 2006 Toyota Prius get?
Official estimates for the 2006 Toyota Prius range from 46 mpg combined. The most efficient version (1.5L 4-cyl hybrid, FWD) gets 48 city and 45 highway.
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