Electric System
Alternator, starter, hybrid battery and related systems, regular battery, battery cables, engine harness, coil, ignition switch, electronic ignition, distributor or rotor failure, spark plugs and wires failure.
What Owners Say
"At first I thought My hybrid Battery was gone, sure enough I got a P code which indicated my Invertor Module needed replacement. I called HomeTown Hybirds and was super satisfied for less that half the price of dealership. Nyc2Ca"
Edgar M., TX (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"While driving the Prius all the warning light came on and this was after have had the car in for it regular check up, which was great. We were told that it was because of the gas cap. The did not think it was the Hybrid battery as that had been check"
Anonymous, WA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Cruise Control 'stick' broke off of the steering wheel"
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"multiple failures on rear lights"
Anonymous, NV (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Two parking lights burned out"
John G., MA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Tail light went out and it turns out to be a major job for the mechanic!"
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Left brake light failed. Replaced"
Anonymous, KY (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Had to replace brake light panel at a cost of $250. Headlight also $200"
Joan S., CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Driver's side brake light went out - required replacing entire brake light unit (not just a bulb or two). Appeared to be designed to be replaced in its entirety"
Anonymous, IL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Fog light is out - not replaced"
Anonymous, IL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Rear lights sometimes come on during the night, and can't be turned off"
Peter G., MA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Replace rear license plate light"
James H., OH (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Difficult access to change bulbs in taillight modules"
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Right brake light went out. One LED out caused all LEDs to fail. Not possible to replace. The whole light assembly had to be replaced @ $225. (It is a sealed unit. What happened to 60 cent bulbs and do it yourself!"
Herbert F., SC (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Again, ten year old car + heavy driving mostly in urban areas I think that this record of reliability to be acceptable"
Philip Y., TX (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Had to replace the rear light assembly in total when some of the lights went out as it is one unit. Seemed absurd to have to pay $280 to fix an out light"
Anonymous, WI (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"One of the tail lights stopped working and the entire assembly has to be replaced, not just a bulb. Cost several hundred dollars. Toyota said this was common problem as the car gets older"
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"brake light not working"
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Tail light assembly failed. These are LED lights and not replace-able. Needed to replace the whole assembly, which was costly and difficult to install"
Anonymous, IL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Both stop lights failed at different times. This required that the entire "tail light" assemblies had to be replaced at the cost of $240. each. One headlight failed...can't remember the cost"
Fred M., AZ (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Light for license plate sometimes do not light up until I tap on it then it will go on."
Edgar M., TX (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Passenger side taillight assembly developed intermittent periods of non-function. Was determined to be in the wiring to the assembly. Had to replace entire taillight assembly."
Anonymous, NM (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"The rear passenger side LED brake lights stopped working and I had to replace the entire tail light unit."
Peter R., MA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Tail lights often dim on one side or both and appear to be only partially working. Mechanics say the entire module must be replaced and not just bulbs. Cost has been a factor in not replacing them yet."
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Gas gauge and mileage are incorrect. Fix at dealership with tank bladder didn't work. Suspect electronics. Will schedule again with dealer."
Anonymous, NJ (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"The gauge display intermittently does not light up. This apparently is a common problem. No gauges, no speedometer, no fuel indicator. Driving blind. Then it works fine again. Frustrating. Expensive to replace the whole dash display module, so we (and many other people) live with it."
Anonymous, FL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Not being a car expert, I'm not sure if I'm using the correct words for the technology which failed. The entire front panel needed to be replaced. That controlled the speedometer, the climate system, other parts of the from control system.They did not pay to replace these parts"
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Cannot access Energy display because of screen frozen up"
James B., VA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Digital display failure"
Anonymous, UT (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Digital instrument panel failed - $700"
David S., PA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Dashboard would go black while driving and lose speedometer, odometer, gas gauge and warning lights. Had to replac "cluster", very costly and time consuming. Also had to replace both the hybrid battery and the smaller battery in rear"
Anonymous, FL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Fried the fuse box."
Anonymous, (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"My passenger side headlight randomly cuts off. If I switch the headlights off and back on, it will turn back on."
Anonymous, TN (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"one of the headlights went out. impossible to replace as DIY. light itself cost over $150, plus cost to install. that's over the top"
Anonymous, (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlight covers are frosted over. Also the lights are slightly misaligned, causing a warning light to come on."
Anonymous, MD (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlight Level Sensor Failed"
Anonymous, PA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Front right headlamp has burned out twice"
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"I have had the headlights replaced several years ago, this time with the best lights available (Lexus) but now they seem to have moisture again and not going the best night driving."
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"needed to replace another headlight bulb"
Jim J., MN (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"One of the headlights stops working at random intervals while driving. Turning it off and back on fixes the problem temporarily"
Anonymous, OH (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Right front headlight went out. We had to have it replaced"
Anonymous, FL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"It is unacceptable for such expensive headlights to cause "cataracts" as a result of the gases used. The insides of the plastic/glass become so pink it is dangerous to drive even with the brights on. It is quite possible that this is not unique to the Toyota Prius. But my expectations of Toyota or greater than those of lesser quality brand cars"
Anonymous, NY (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Toyota Prius 2005 came with two possible headlight systems. Mine came with the more expensive. Replacing the headlights was very expensive both labor and parts. After some agonizing, I replaced both headlights rather than incur the labor when or if the second one failed. Internet research told me that they tended to fail after 10/12 years. Still overall the best car of any kind I have ever owned"
Louis Q., WA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"The right headlight finally gave out and we had both replaces after consultation with the dealer"
John D., CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"It was challenging to determine that the back lights were out"
Anonymous, OH (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"had to replace a bulb, but had to pull the fender cover to get to it"
John H., MI (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Needed two new headlights"
Anonymous, WY (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"one of the headlights stopped working and the repair was quite expensive"
Anonymous, OR (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlights go out about one per year"
Michael F., IL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"The auto-leveling part of the headlights stopped functioning"
Patrick J., MO (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"The area where the bulb is located is very small and it took a couple of tries before the light from the bulb aimed straight ahead"
Judith K., MN (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlights needed to be replaced and it was complicated to do ourselves and expensive o have someone else replace them. Also, the light bulbs were expensive"
Anonymous, MD (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlight flickered and needed to be replaced. Cost was nearly $200. Rediculous!"
Joan S., CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"had to have headlight changed"
Anonymous, AZ (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"This car has had to have headlights replaced more than one a year for the life of the car"
Matt B., CO (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlight failed - replacement cost was ridiculous"
Anonymous, IL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlights were going dark without any warning. I replaced them and that completely resolved the problem. My concern was 1) I had no idea I was driving with no headlights 2) the cost for headlight replacement was truly high (approx $1500)!"
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"One halogen headlight burned out"
Steven B., WI (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"As stated before, the front bumper system needed to be removed in order to change the bulb. This had to be done by the dealer, making it an expensive job. In other cars I have owned, I was able to change the bulb myself"
J B., WV (2005 Toyota Prius)"headlight failed, expensive replacement of whole light assembly. Same with one taillight"
J H., CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Replacing one HID headlight cost about $400 as they had to take off the front bumper to get to the headlight"
Mark H., WA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"The automatic headlight leveling system malfunctioned"
Anonymous, MI (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"The Prius is 'bulletproof' - a fantastic and reliable car. However, the older models have had some issues with their headlights frequently (ever 12-18 months) going out"
James G., GA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlight changed to pink, then blue hue. Finally, it stopped working. Toyota offered no financial help on this safety issue, so I paid around $500 to replace a headlight. I think this is a bad design, and Toyota should have covered the costs"
Leslie D., CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlights have gone out twice since I have had it. Expensive to replace"
Anonymous, MI (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"they "leveling feature" quit working, and the dealer supposedly fixed it, but then it stopped working almost immediately"
Anonymous, OH (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"HID documented problem with light going off during driving then coming back on after switching off"
Anonymous, OR (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Bulbs may go out at any time and then will come back on once they are cut off and back on. Experienced this with each headlight several times until they were replaced. Dealer contributed this action to this type of bulbs! I have gone through this wi"
Johnnie C., NC (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"They needed replaced. Has to be taken to a garage because they were the retractable ones and the bumper of the car needed to be removed to replace them"
Anonymous, PA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlights sometimes go off"
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"The headlights burn out frequently (at least one per year)"
Kathleen C., MD (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"This is a ten year old car. The bulb burned out. I consider that a great record for the car. Also some of the brake lights and running lights burned out, and again I consider that to be acceptable"
Philip Y., TX (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"The problem was the igniter, which cost over $500.00 to replace entire head-light assembly"
Anonymous, NM (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"In the last six months starting at 102498 miles,I have had five headlights burn out, two passenger side lights and three driver side, today 6/02/25, 10 7365 miles. Most of them were under the repair warrentee. Most checks of components revealed no pr"
Anonymous, AZ (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"One (HID) headlight will only turn on if the engine compartment is cold. I had a similar problem a few years ago (at 120K miles, 40k miles ago) where one or both headlights would fail to turn on, or worse, turn off while driving. Replacing the bulb"
Carmel K., WA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"head light would not turn off"
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlights randomly turn off from bad light computer"
Charles W., FL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Special high beam headlight and control panel cost $600 for one light"
Anonymous, TX (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"One head light doesn't come on every time I turn the car on. It cost $300 to replace just the light. The problem still isn't corrected because it isn't the light that is the problem. I am going to take the car back to correct the problem"
Anonymous, GA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"occassional failure"
Anonymous, GA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"one headlight stopped working, had to be replaced. This year had a version of arc lights."
Anonymous, OR (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlight went out. Replaced bulb but did not fix the problem. Had to replace some of the wiring."
Anonymous, FL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"I have replaced both headlights in the past, and had to replace another one recently for about $300 each. I understand only a few models have these particular headlights."
Lorraine T., CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Lights shut off after being on for a few minutes"
Anonymous, NY (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Headlights are unacceptably difficult, and expensive to replace. It took me hours to replace and I ended up using duct-tape. I ended up finding them on Amazon at a very inexpensive price, but if you buy them from Toyota, they are over $100 each. I just told my wife that the next time I look at buying a new car, I will buy the one with easiest headlights to replace. A manufacturer that makes headlights as difficult to replace as they are in that Prius obviously has no concern how much they piss of their customers."
Anonymous, OH (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Lights turn off while driving."
Anonymous, NY (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"arc lights failed, quite expensive to replace. Replacement seen to be working fine."
D L., OR (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"the plastic covers over the headlight glaze over and decrease light effectiveness"
David V., IL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"One headlight quit working after 13 years of use (it was part of the original equipment)."
Anonymous, NC (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Sometimes the headlights were intermittent. The headlight control module was replaced."
Anonymous, MA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"had to replace headlight"
Anonymous, NE (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"electrical fault in wiring."
Jim G., OH (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"My keyfon stopped working, even with new batteries, and since my spare (unbeknownst to me) was also broken, I could not reprogram my keyfob for less than $500 according to the dealer. So I have opted to use my key to enter and lock my car. It is like being n the 1950s but I can do it. My only worry is that I don't have an alarm button anymore."
Anonymous, MD (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Keyless remote stopped working; battery change no help. Dealership found $400 part needed replacing before problem could be fully dianosed. Delays in obtaining part, plus need to shelter back home 300 miles from dealership made us give up on the whole idea. We use the physical key to unlock the car now."
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"At times it takes more than (2) attempts to open the trunk using the keyless entry"
J H., MD (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Our key, even with new batteries, isn't recognized so we have to push the unlock button instead of it being recognized when we approach the car"
Anonymous, MD (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"It went down completely and the Toyota shop said $2700 to fix. Took it to an electrical guy and he charged $100 plus two new key fobs"
Ellie E., CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"No longer worked. Used smart key until keyless entry replaced"
Anonymous, WA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"When the key battery dies, you have to take the key apart, and use it like a regular key. The battery was replaced at a dealership -- we couldn't get it apart the rest of the way. Also, after 9 years, the starting battery was replaced (not the hyb"
Anonymous, CO (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Stopped working, needed to be replaced"
Anonymous, MD (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"keyless entry only works on rear driver side door and trunk"
Anonymous, CA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Key fob batteries died, Dealer replaced both of the batteries for free!"
Jim G., OH (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"This was the third time we've had to get new fobs from the dealership. One of both of our fobs would quit working correctly so we'd have to remove the key from the fob, open the door -- which triggers the car alarm -- and then turn off the alarm. Key fob would then have to be inserted into the slot to start the car. (When working correctly the fob could be on our person and car would still start. Aggravating issue and keys are much too expensive to replace."
Anonymous, IL (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Had to replace the remote control that controls all these function"
Del N., TX (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"For several years now the dashboard constantly shows a warning light. It was checked out twice but no problem was found. So I just accept the fact that the warning light will always be there. It doesn't mean there is necessarily a problem."
Anonymous, OH (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Started about two months ago. Emergency brake light won't turn off. Intermittent at first, now continuous. Have not attempted to resolve yet."
Anonymous, CO (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Every time I buy gas, the engine warning light comes on. It last for two to three days. I was told by the Toyota service department that "it probably has to do with a loose wire attached to the gas cap'. It was never fixed"
Mark H., WA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"The Hybrid battery causes every thing to go off. The new Hybrid battery is only warrantied for 1 year unlimited mileage. The original battery was for 8 years or 100 thoUSnd miles. My question is why is the new battery not as good as the original. Wh"
Anonymous, WA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Parking brake light stays on. Foot pedal switch needs to be replaced"
Jack F., OR (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"Warning light came on indicating. the automatic headlight leveler system was inoperable. Took to dealer & they wanted $600.00 to install new module. Refused due to ridiculous cost! Was also upset that they couldn't or wouldn't just disconnect the warning light, which has remained one even to this date!"
Anonymous, PA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)"The wiper motor stopped working and needed to be replaced"
Paul M., MA (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)
"Dashboard 12V does not work. Have not had Toyota dealer investigate."
Anonymous, KY (2005 Toyota Prius None 1.5-L 4 Cyl hybrid)