FaultScore

2004 Toyota Prius headlight problems

185 of the 737 complaints about the 2004 Toyota Prius are about the lighting — 25% of everything reported for this model year. Half of the failures with a mileage on record happened before 106,110 miles.

C

185

Complaints

0

Crashes

0

Fires

0

Injuries

Exactly what failed

Exterior Lighting 164 88.6%
Headlights 17 9.2%
Switch 2 1.1%
Tail Lights 1 0.5%
Brake Lights 1 0.5%

Lights across every Toyota Prius year

2004 185 5.3%
2005 349 10.0%
2006 948 27.1%
2007 1,069 30.6%
2008 587 16.8%
2009 111 3.2%
2010 151 4.3%
2011 49 1.4%
2012 36 1.0%
2013 12 0.3%

What owners said

Filed with NHTSA, in their own words.

at 160,000 miles Kuna, ID

EXTERIOR LIGHTING

ALL THE INSTRUMENT CLUSTER LIGHTS CONTINUE TO GO OUT ON MY 04 PRIUS. I DON'T KNOW HOW MUCH FUEL I HAVE THIS COULD BE A SAFETY ISSUE. I DON'T KNOW HOW FAST I'M GOING THIS COULD DEFINITELY BE A SAFETY ISSUE. AND ZERO WARNING LIGHTS COME ON THIS IS DEFINITELY A SAFETY ISSUE. BY LOOKING ON THE INTERNET I CAN TELL THOUSANDS OF PRIUSES HAVE THIS EXACT SAME ISSUE WITH THE INSTRUMENT PANEL CLUSTER GOING OUT. THIS SHOULD DEFINITELY BE A RECALL.

NHTSA complaint #11373705 — an unverified report by a vehicle owner.

at 100,000 miles Roseburg, OR

EXTERIOR LIGHTING

MY LEFT HEADLIGHT GOES OFF BUT IF I TURN THE HEADLIGHTS BACK OFF AND BACK ON IT COMES BACK ON. THE HEADLIGHT IS NOT BURNED OUT. THIS HAPPENS WHILE ON THE FREEWAY IN THE DARK WHILE RAINING. THIS HAPPENS INTERMITTENTLY AND NOT ALL THE TIME.

NHTSA complaint #11373269 — an unverified report by a vehicle owner.

at 160,000 miles Mobile, AL

EXTERIOR LIGHTING

ABOUT 1.5 YEARS AGO DURING A VACATION. MY CAR DECIDED TO NOT SHUT OFF. I DROVE TO THE NEAREST DEALERSHIP THAT WAS ABOUT THE CLOSE. THEY ASSISTED AND SAID TO HOLD THE POWER BUTTON DOWN UNTIL IT SHUTS OFF THEN TURN IT BACK ON. THIS WAS A DEALERSHIP IN GEORGIA. THE MECHANIC HAD HEARD OF THE PROBLEM BEFORE. I RECENTLY HAD THE FRONT DASH LIGHT GO COMPLETELY OUT. I DID NOT HAVE AN INSTRUMENT PANEL AT ALL. THE WAS NOT A WAY TO SEE MPH, GAS GAUGE, WARNING LIGHTS, NOTHING. THE CENTER MONITOR STAYED ON. IT TOOK 2 DAYS BUT IT CAME BACK ON. A WEEK LATER IT HAPPENED AGAIN AND AGAIN CAME BACK ON. WARNING LIGHTS CAME ON AND I DROVE TO DEALERSHIP. IT WAS THE 2ND WATER PUMP GOING OUT. AS I WAS LEAVING MY DASH LIGHTS WENT OUT AGAIN. I TOOK IT BACK INTO THE PRIUS DEALERSHIP. THEY HAD PAPERWORK STATING THERE HAD BEEN ISSUES WITH THE METERED DASH BEFORE. IS THERE A RECALL ON IT OR NOT? I HAD TO HAVE A CAR AND WAS ALLOWED TO LEAVE WITH THE DASH NOT WORKING. I DROVE TO A GAS STATION. AFTER FILLING WITH GAS THE DASH LIGHTS CAME ON AGAIN. I HAD TO PAY FOR THE METERED DASH PART TO BE ORDERED UP FRONT BECAUSE THE MECHANIC SAID IT MAY COME BACK ON. THERE SHOULD BE A RECALL ON THIS AS IT IS AN ONGOING ISSUE. THE MECHANIC EVEN CALLED IT A SHORT. DUE TOT HE PAPERWORK THE DESK REPRESENTATIVE HAD, IT APPEARS THERE HAVE BEEN SEVERAL REPORTS BEFORE ON THE METERED DASH SHORTING. PLEASE HELP. I NEED THE CAR AND CANNOT AFFORD THESE RIDICULOUS PRICES FOR MANUFACTURER MISTAKES.

NHTSA complaint #11365481 — an unverified report by a vehicle owner.

LOS Angeles, CA

EXTERIOR LIGHTING

HEADLIGHT GO OUT DAILY AND HAPPENS WHILE DRIVING AT NIGHT FROM WORK, THEY TURN BACK ON SWITCH ON AND OFF

NHTSA complaint #11309757 — an unverified report by a vehicle owner.

at 150 miles Loxahatchee, FL

EXTERIOR LIGHTING

MY CAR HEAD LIGHTS ARE TURNING OFF, AT FIRST IT WAS ONE NOT TURNING ON AND THEN IT WAS THE OTHER ONE, NOW THEY TAKE TURNS. IT IS A SAFETY ISSUE WHICH ALMOST HAD MAKE ME CRASH MORE THAN 2 TIMES. TO THE POINT THAT I AM UNABLE TO USE THE CAR DURING THE NIGHT. THIS HAPPENS IF THE CAR IS PARKED OR RUNNING.

NHTSA complaint #11132191 — an unverified report by a vehicle owner.

at 138,000 miles Monticello, NY

EXTERIOR LIGHTING

3 DAYS AFTER BUYING MY 04 PRIUS BOTH OF MY LOW BEAMS AND ONE OF MY HIGH BEAMS WENT OUT. A FEW MONTHS AFTER REPLACING THEM MY DRIVER SIDE LOW BEAM WENT OUT, THE HIGH BEAM WAS FINE. 2-3 MONTHS AFTER RE REPLACING THE DRIVER'S SIDE LOW BEAM THE PASSENGER SIDE LOW BEAM WENT OUT. I HAVE HAD TO REPLACE MY HEADLIGHTS ABOUT 5 TIMES EACH (10 TIMES TOTAL DRIVER+PASSENGER SIDE) I HAD MY GROUND WIRES CHECKED, I CONSTANTLY CHECK MY FUSES, MECHANICS SAY NOTHING IS WRONG WITH MY LIGHTING, BUT HERE I AM WITH THIS REOCCURRING ISSUE. I HAVE BEEN USING THE SAME KIND OF BULBS BECAUSE I CAN'T IMAGINE SPENDING MORE MONEY ON A BULB TO HAVE IT BLOW OUT IN A COUPLE OF MONTHS (XTRAVISION 9003 12.8V,55/60W HALOGEN). APPARENTLY MY REVERSE LIGHTS AREN'T WORKING EITHER, AND ONE OF MY LICENSE PLATES LIGHTS IS OUT (I THINK THE PLATE LIGHT IS PROBABLY NOT CONNECTED TO THE OTHER LIGHTS GOING OUT) ZI DO THINK THE REVERSE LIGHTS ARE A RELATED PROBLEM THOUGH. MY LIGHTS GO OUT BOTH IN MOTION AND STATIONARY (I COULDN'T TELL YOU IF IT HAPPENS ON TURNS OR NOT, BUT IT CAN HAPPEN ON HIGHWAYS), SOMETIMES I CAN GET THEM TO COME BACK ON BY GIVING A LITTLE SMACK, BUT USUALLY A FEW DAYS AFTER THAT THEY OFFICIALLY BURN OUT. I'VE RESEARCHED THIS PROBLEM ON PRIUS FORUMS AND APPARENTLY I AM NOT THE ONLY PRIUS OWNER EXPERIENCING THIS WITH THE SAME FREQUENCY, THERE ARE NO RECALLS FOR THIS ISSUE, YET SO MANY OF US ARE EXPERIENCING THIS, WHICH IS QUITE DETRIMENTAL TO OURS AND OTHERS SAFETY. SOMETIMES I CAN'T TELL MY LIGHTS HAVE GONE OUT TIL I GET PULLED OVER OR AM ABLE TO SEE MY HEADLIGHT REFLECTION ON ANOTHER VEHICLE, EVEN WORSE IS WHEN I'M WONDERING WHY I CAN'T SEE ANYTHING WHEN IT'S SO DARK OUT JUST TO FOUND OUT ONE OF MY HEADLIGHTS BLEW AGAIN. I STILL OWN THIS VEHICLE AND STILL TRYING TO FIGURE OUT WHY THIS IS A CONTINUOUS PROBLEM.

NHTSA complaint #11120407 — an unverified report by a vehicle owner.

at 260,000 miles Johnston,, IA

EXTERIOR LIGHTING

OUR 2004 PRIUS HAS INTERMITTENT PROBLEMS WITH HEADLIGHTS AND TAIL LIGHTS FAILING. ONE OF BOTH HEADLIGHTS WILL ALL OF A SUDDEN GO OUT. TURNING THEM OFF AND ON USUALLY CAUSES THEM TO COME BACK ON. MY SON WAS DRIVING ON A CURVY, DARK FORESTED ROAD WHEN BOTH LIGHTS WENT OUT. COULD NOT SEE A THING. THIS IS AN EXTREMELY DANGEROUS SITUATION. WE HAVE ALSO REPLACED TAIL LIGHT BULBS. THEY WORK, THEN FAIL AGAIN QUICKLY.

NHTSA complaint #11082252 — an unverified report by a vehicle owner.

at 153,040 miles SAN Francisco, CA

EXTERIOR LIGHTING

THE PASSENGER SIDE HEADLIGHT GOES OUT WHILE OPERATING THE VEHICLE. IT BEGINS TO OPERATE AGAIN AFTER TURNING HEADLIGHTS OFF AND ON AGAIN. THIS HAPPENS MULTIPLE TIMES DURING VEHICLE OPERATION IN A SINGLE DRIVE. FOR EXAMPLE, THREE TIMES TODAY WITHIN 15 MINUTES. THE HEADLIGHT WAS REPLACED WITHIN THE LAST 6 MONTHS, BUT WE NOW BELIEVE IT IS A SYSTEMIC ISSUE, UNRELATED TO THE BULB ASSEMBLY, BECAUSE IT HAS OCCURRED WITH TWO BULBS IN A ROW. THIS OCCURRED BOTH WHEN THE VEHICLE IS IN MOTION AND WHEN STATIONARY (IDLING).

NHTSA complaint #11063275 — an unverified report by a vehicle owner.

at 166,000 miles EAU Claire, WI

EXTERIOR LIGHTING

WHEN DRIVING ON THE INTERSTATE IN THE DARK, BOTH MY HEADLIGHTS WENT OUT. LUCKILY THEY CAME BACK ON AFTER I TURNED THE SWITCH OFF AND BACK ON.

NHTSA complaint #11044727 — an unverified report by a vehicle owner.

at 125,000 miles Inman, SC

EXTERIOR LIGHTING

OVER THE PAST FEW MONTHS MY HEADLIGHTS WOULD RANDOMLY TURN OFF WHILE I'M DRIVING. SOMETIMES IT'S ONE HEAD LIGHT, OTHER TIMES IT'S BOTH. USUALLY THEY TURN BACK ON IF I TURN THEM OFF THEN BACK ON. THE OTHER DAY THEY TURNED OFF FOR ABOUT 20 SECONDS WHILE I WAS DRIVING 70MPH DOWN THE INTERSTATE AT 10PM. I SAW MY LIFE FLASH BEFORE MY EYES. THEY WOULD NOT TURN BACK ON FOR 20 SECONDS APPROXIMATELY. UPON FURTHER RESEARCH ON A PRIUSCHAT FORUM, I SAW THAT LOTS OF OTHER PEOPLE HAVE HAD THIS ISSUE. THERE WAS EVEN A CLASS ACTION LAWSUIT AGAINST TOYOTA BECAUSE THEY KNEW ABOUT THE ISSUE BUT DID NOT RECALL. I'M A SINGLE PARENT AND I DEPEND ON MY CAR AND MY SON NEEDS HIS MOM. TOYOTA NEEDS TO FIX THERE ERROR AND RECALL THE HEAD LIGHTS.

NHTSA complaint #11040713 — an unverified report by a vehicle owner.

at 122,500 miles Romeoville, IL

EXTERIOR LIGHTING

HELLO TEAM, ONE OF THE HEADLIGHTS KEEPS GOING OUT. I CAN'T REALLY TELL WHEN OR HOW IT GOES OUT SINCE I CAN'T SEE IT. I'LL NOTICE IT WHEN I SEE THE REFLECTION IN THE BACK OF ANOTHER CAR. IF I TURN THE BRIGHT LIGHTS ON AND OFF IT HAS NO EFFECT, BUT WHEN I TURN THEM ALL THE WAY OFF AND BACK ON THE LIGHT COMES BACK. SOMETIMES ON LONG TRIPS IT WILL STAY ON THE WHOLE TIME, SOMETIMES IT WON'T. SOMETIMES ON SHORT TRIPS IT WILL GO OUT, SOMETIMES IT WON'T. IT IS NOT AN EVENT I CAN MAKE HAPPEN.

NHTSA complaint #11015974 — an unverified report by a vehicle owner.

Fairfax, VA

EXTERIOR LIGHTING

HEADLIGHTS WOULD RANDOMLY GO OUT COMPLETELY AND WOULD VERY QUICKLY HAVE TO TURN THEM OFF AND THEN BACK ON TO GET THEM TO WORK. THIS DID NOT HAPPEN VERY OFTEN BUT THEY DID OCCUR UNEXPECTEDLY AND CAUSED EXTREMELY UNSAFE CONDITIONS WHILE DRIVING.

NHTSA complaint #10978906 — an unverified report by a vehicle owner.

at 130,000 miles Augusta, GA

EXTERIOR LIGHTING

THE PASSENGER SIDE BRAKE LIGHT DOES NOT WORK.

NHTSA complaint #10969936 — an unverified report by a vehicle owner.

Lorton, VA

EXTERIOR LIGHTING

HEADLIGHTS WOULD RANDOMLY GO OUT COMPLETELY AND WOULD VERY QUICKLY HAVE TO TURN THEM OFF AND THEN BACK ON TO GET THEM TO WORK. THIS DID NOT HAPPEN VERY OFTEN BUT THEY DID OCCUR UNEXPECTEDLY AND CAUSED EXTREMELY UNSAFE CONDITIONS WHILE DRIVING. ADDITIONALLY, THE HEADLIGHTS WOULD BARELY ILLUMINATE THE ROAD AT NIGHT ALL THE TIME WHILE DRIVING IN ALL CONDITIONS AND ON ALL ROADS, AND THE AREA THEY ILLUMINATED WAS ONLY A VERY SHORT DISTANCE IN FRONT OF THE CAR SO THIS ALSO CREATED UNSAFE CONDITIONS AT ALL TIMES. TO COMPENSATE I WOULD TURN ON THE HIGH BEAMS AND THEN THE PROPER AREA OF THE ROAD WOULD BE ILLUMINATED. THIS MADE ME HAVE TO SWITCH FROM LOW TO HIGH BEAM ON A REGULAR BASIS AND WAS EXTREMELY DISTRACTING HAVING TO DO SO WHENEVER AN ONCOMING CAR APPROACHED! I RECENTLY PAID ABOUT $350-375 TO HAVE THEM RELAMPED AND THAT HELPED BUT ONLY A VERY SMALL AMOUNT. THIS IS STILL A BIG PROBLEM AND MAKES ME NOT WANT TO DRIVE THIS CAR AT NIGHT!!!

NHTSA complaint #10918473 — an unverified report by a vehicle owner.

at 114,000 miles Bethesda, MD

EXTERIOR LIGHTING

DESCRIPTION OF THE PROBLEM: THE H.I.D. HEADLIGHTS ON MY 2004 PRIUS FAILS UNEXPECTEDLY (THEY TURN OFF RANDOMLY, ON THEIR OWN). THIS PROBLEM AFFECTS MAINLY THE RIGHT HEADLIGHT. THE RIGHT HEADLIGHT FAILS VERY FREQUENTLY (HUNDREDS OF TIMES DURING THE LAST 12 MONTHS). THE LEFT HEADLIGHT FAILS SPORADICALLY (LESS THAN 10 TIMES DURING THE LAST 6 MONTHS). THIS ISSUE AFFECTS BOTH LOW BEAM AND HIGH BEAM HEADLAMPS SIMULTANEOUSLY. WHEN A HEADLIGHT FAILS, I TURN OFF THE LIGHTS THEN I TURN THEM BACK ON. THIS BRINGS BACK THE LIGHTS. THEN THE FAILURE OCCURS UNEXPECTEDLY AFTER SECONDS, MINUTES, OR HOURS. THIS ISSUE HAS OCCURRED WHILE MY VEHICLE WAS STATIONARY, IN MOTION, ON A CITY STREET OR A HIGHWAY, TURNING, BRAKING, ETC. THIS ISSUE ALSO OCCURS REGARDLESS OF ROAD CONDITIONS (SMOOTH FLAT ROADS & SPEED BUMPS / POTHOLES) OR WEATHER CONDITIONS (SUNNY, RAINY, SNOWY, WARM & COLD OUTSIDE TEMPERATURES). THIS IS A MAJOR SAFETY CONCERN, ESPECIALLY WHEN DRIVING NIGHT TIME ON COMPLETELY UNLIT ROADS.

NHTSA complaint #10897905 — an unverified report by a vehicle owner.

at 313,000 miles Stewartsville, NJ

EXTERIOR LIGHTING

RIGHT HID HEADLAMP INTERMITTENTLY GOES OUT WHILE DRIVING AND DOES NOT GO BACK ON. HOWEVER, WHEN YOU SWITCH THE HEADLIGHT TOGGLE SWITCH OFF THEN ON AGAIN, RIGHT HID HEADLAMP GOES BACK ON. WHILE DRIVING FOR A DISTANCE OF 120 MILES LAST NIGHT, THIS HAPPENED 6 TIMES ON BOTH CITY AND HIGHWAY AND ROAD CONDITIONS IE. BUMPS ETC IS NOT A FACTOR SINCE IT HAPPENS ON A SMOOTH PAVED HIGHWAY AS WELL. THE OUTAGE CAN OCCUR A FEW MINUTES AFTER TURNING THE TOGGLE HEADLAMP SWITCH ON OR IT CAN STAY ON FOR 20 MILES THEN OUT AGAIN. SINCE THE CAR IS NEVER LEFT IDLING WITH THE HEADLAMPS ON, IT IS UNKNOWN WHETHER RIGHT HEADLAMP WILL GO OUT WHILE PARKED. HAVE READ IN THE PRIUS CHAT SITE THAT MANY OTHER DRIVERS HAVE EXPERIENCED SIMILAR PROBLEM AND DESPITE THE DEALER REPLACING THE HID BULB OR EVEN THE ENTIRE HEADLAMP ASSEMBLY WHICH IS OVER $1,100 THE PROBLEMS WERE NEVER FULLY RESOLVED. PLEASE REFER TO: HTTP://PRIUSCHAT.COM/THREADS/HEADLIGHT-PROBLEM.34584/

NHTSA complaint #10883851 — an unverified report by a vehicle owner.

at 155,000 miles Phoenix, AZ

EXTERIOR LIGHTING

DRIVER'S SIDE HEADLIGHT WAS INTERMITTENT. I COULD JIGGLE THE SWITCH AND IT WOULD COME ON. THIS OCCURRED STATIONARY AND MOVING. I HAVE REPLACE THE HID BULB TWICE WITH SYLVANIA D2R. THE HEADLIGHT DOES NOT WORK NOW. DEALER WILL CHARGE OVER $500 FOR HEADLIGHT AND BALLAST REPAIRS--HIGHWAY ROBBERY. THIS PROBLEM STARTED AUGUST 2014.

NHTSA complaint #10874978 — an unverified report by a vehicle owner.

at 135,000 miles Silver Spring, MD

EXTERIOR LIGHTING

THE LEFT HEADLIGHT HAS BEEN GOING OFF WHILE DRIVING. I'VE GOT THE 'SAFETY' PACKAGE #7 WITH SPECIAL HID HEADLIGHTS. WHEN I TURN THE LIGHTS OFF AND ON AGAIN, IT COMES BACK ON FOR AWHILE. TWO NIGHTS AGO BOTH HEADLIGHTS WENT OUT WHILE DRIVING. VERY SCARY! I WAS ON AN ON RAMP AND COULDN'T SEE AT ALL. THEY BOTH CAME BACK ON AFTER I TURNED THE SWITCH OFF AND THEN ON.

NHTSA complaint #10865197 — an unverified report by a vehicle owner.

Fresno, CA

EXTERIOR LIGHTING

HEADLIGHTS TURN OFF WHEN DRIVING FOR ABOUT HALF AN HOUR. I HAVE TO TURN THE HEADLIGHTS OFF THEN BACK ON SO THEY CAN START WORKING AGAIN. I DO SEE THIS TO BE A SAFETY ISSUE SINCE I DRIVE OUT OF TOWN OFTEN AND USE THE FREEWAY MOST OF THE TIME AND IT IS JUST VERY HARD FOR ME TO BE TURNING ON AND OFF THE HEADLIGHTS AT A HIGH SPEED. THIS HAS OCCURRED SEVERAL TIMES AND IT'S NOT SAFE AT ALL. THIS HAPPENS AT ANY SPEED USUALLY WITHIN THE FIRST 30 MINUTES AND IT CONTINUOUSLY TURNS OFF.

NHTSA complaint #10850330 — an unverified report by a vehicle owner.

at 126,500 miles Norton Shores, MI

EXTERIOR LIGHTING

WE'VE NOTICED THIS PROBLEM ONLY A FEW TIMES IN THE CAR SINCE WE'VE OWNED IT. THAT'S BEEN ABOUT 3 YEARS. WE SELDOM DRIVE AT NIGHT BUT WHENEVER WE HAVE IT'S ALWAYS BEEN AN ISSUE. USUALLY JUST THE LEFT GOES OUT AND RESETTING THE LIGHTS BROUGHT IT BACK ON. THIS PAST WEEK THE SAME THING STARTED TO HAPPEN AND RESETTING IT WORKED A FEW TIMES BUT THEN BOTH HEADLIGHTS WENT OUT AND RESETTING THE SWITCH DID NOTHING. THANKFULLY DAWN WAS ON THE WAY AND WITH THE FOG LIGHTS ON WE JUST KEPT GOING. ONCE I FELT COMFORTABLE TURNING THE LIGHTS OFF COMPLETELY AND AFTER WAITING 3-5 MINUTES WITH THE SWITCH OFF I TRIED THE LIGHTS AND THEY CAME BACK ON. THERE IS DEFINITELY A PROBLEM WITH SOMETHING; MAYBE AN OVERHEAT ISSUE WITH THE BULBS, WIRING OR CONTROL BOX. THIS IS A HUGE DEAL. IF WE'D BEEN DRIVING INTO THE DARKNESS INSTEAD OF DAWN COULD EASILY HAVE HAD AN ACCIDENT.

NHTSA complaint #10845844 — an unverified report by a vehicle owner.

Denver, CO

EXTERIOR LIGHTING

AT AROUND 145,000 MILES THE RIGHT (PASSENGER) HEADLIGHT STARTED TURNING OFF RANDOMLY. IT WOULD COME BACK ON WHILE DRIVING IF I TURNED MY HEADLIGHTS OFF AND BACK ON. FREQUENCY HAS INCREASED OVER THE LAST 10,000 MILES. RECENTLY, THE LEFT HEADLIGHT WENT OUT WHILE ON THE FREEWAY AND THE RIGHT WAS ALREADY OUT, LEAVING ME WITH NO HEADLIGHTS. I HAD TO FLICK THEM ON AND OFF MULTIPLE TIMES AND FLICK THE BRIGHTS MULTIPLE TIMES TO GET THEM TO TURN BACK ON. I HAD NO HEADLIGHTS FOR AT LEAST 30 SECONDS WHILE ON THE HIGHWAY- THOUGH IN AN URBAN AREA WHERE OTHER LIGHTS ALLOWED ME TO SEE. TWICE, I HAVE BEEN LEFT WITHOUT HEADLIGHTS WHILE ON THE ROAD- ONCE ON THE HIGHWAY AND ONCE AT A STOP LIGHT (TURNING MY CAR OFF AND THEN BACK ON REVIVED THE LIGHTS).

NHTSA complaint #10819224 — an unverified report by a vehicle owner.

at 100,000 miles Summerville, SC

EXTERIOR LIGHTING

HEADLIGHTS INTERMITTENTLY FLICKER AND SHUT OFF. IF HEADLIGHTS ARE TURNED OFF THEN BACK ON, BOTH HEADLIGHTS WILL WORK AGAIN. PROBLEM HAPPENS WHILE VEHICLE IS IN MOTION, AS WELL AS WHEN PARKED. THIS HAS HAPPENED SEVERAL TIMES WHILE DRIVING AT NIGHT, ON RURAL/POORLY LIT ROADS, AS WELL AS HIGHWAYS. USUALLY IT IS ONE LIGHT OR THE OTHER THAT GOES OFF, BUT ABOUT 5 DIFFERENT TIMES BOTH LIGHTS HAVE GONE OFF AT THE SAME TIME WHILE DRIVING AT NIGHT. ONE OF THESE INCIDENTS RESULTED IN A TRAFFIC STOP BY A POLICE OFFICER, WHO PROMPTLY ISSUED ME A TICKET FOR DRIVING WITH NO HEADLIGHTS ON. BOTH HEADLIGHT BULBS HAVE BEEN REPLACED; ALL FUSES HAVE BEEN CHECKED AND/OR REPLACED;12V BATTERY REPLACED - NONE OF WHICH HAS SOLVED THE PROBLEM.

NHTSA complaint #10816283 — an unverified report by a vehicle owner.

at 100,000 miles Chesterland, OH

EXTERIOR LIGHTING

DRIVER SIDE HEADLIGHT INTERMITTENTLY TURNS OFF WHILE DRIVING. DRIVER IS NOT AWARE HEADLIGHT IS NOT WORKING UNTIL POLICE PULLS HIM OVER OR AFTER RETURNING TO GARAGE AT HOME, HE CAN SEE FROM HEADLIGHT GLARE ON THE WALL THAT ONE LIGHT IS OUT. USUALLY TURNING THE LIGHT OFF, AND THEN BACK ON CORRECTS THE PROBLEM, HOWEVER YOU CANT BE DRIVING DOWN THE HIGHWAY FLASHING YOUR LIGHTS EVERY ONCE IN A WHILE TO MAKE SURE THEY ARE ON. IT IS JUST A DANGEROUS SITUATION. THE INTERNET SHOWS THIS IS A COMMON PROBLEM AND ITS FRUSTRATING THAT TOYOTA HAS NOT ACKNOWLEDGED OR PROVIDED A FIX.

NHTSA complaint #10809140 — an unverified report by a vehicle owner.

at 154,000 miles LOS Osos, CA

EXTERIOR LIGHTING

I NOTICED THAT MY PASSENGER SIDE HEADLIGHT WAS OUT WHILE DRIVING HOME AT NIGHT. TWO DAYS LATER, AGAIN WHILE DRIVING AT NIGHT, MY PASSENGER SIDE HEADLIGHT WAS WORKING PERFECTLY. I HAVE DONE NOTHING TO REPAIR THE LIGHT.

NHTSA complaint #10808781 — an unverified report by a vehicle owner.

at 125,000 miles Springfield, PA

EXTERIOR LIGHTING

SOMETIMES MY LEFT FRONT HEADLIGHT WORKS AND SOMETIMES IT DOESN'T. I HAVE NOT BEEN ABLE TO IDENTIFY ANY CONSISTENT CAUSE OF THE INTERMITTENT FAILURE. SOMETIMES IF THE LEFT HEADLIGHT IS OUT AND I FLICK THE HIGH BEAMS ON AND OFF, THEN THE LIGHT WORKS AGAIN, BUT THIS DOESN'T ALWAYS SEEM TO FIX THE PROBLEM.

NHTSA complaint #10788598 — an unverified report by a vehicle owner.

at 45 miles Santa Cruz, CA

EXTERIOR LIGHTING

WHILE DRIVING AT NIGHT, MY HEADLIGHTS WILL TURN OFF RANDOMLY. SOMETIMES, IT IS JUST ONE BUT OFTEN IT IS BOTH. IF I TURN THE HEADLIGHTS SWITCH TO OFF AND BACK TO ON, SOMETIMES ONE OR BOTH LIGHTS WILL TURN BACK ON. MORE RECENTLY, THIS TRICK HASN'T BEEN WORKING AS WELL AND I HAVE TO DRIVE JUST USING MY FOG LIGHTS. IT SEEMS TO BE SOMETHING WITH THE COMPUTER THAT CONTROLS THE HEADLIGHTS. IF IT WAS THE BULB IT WOULD ALWAYS BE OUT. IF IT WERE THE WIRING, SIMPLY FLIPPING THE SWITCH ON/OFF WOULDN'T SUDDENLY GET THE WIRING TO CONNECT AGAIN.

NHTSA complaint #10782255 — an unverified report by a vehicle owner.

at 200,600 miles South Pasadena, CA

EXTERIOR LIGHTING

SPEEDOMETER & OTHER CONTROL INFORMATION DISPLAY WENT BLANK. PULLED OVER TO SIDE OF ROAD BUT UNABLE TO TURN OFF ENGINE. CONTACTED TOYOTA & WAS TOLD PROBLEM IS KNOWN & WARRANTY EXTEND TO 9 YEARS & UNLIMITED MILES. HOWEVER, MY VEHICLE IS OLDER THAN NINE YEARS, SO I MUST PAY ESTIMATE $1400 TO FIX & CAR WILL BE UNAVAILABLE FOR ESTIMATE 2 WEEKS. THE VEHICLE IS UNSAFE TO DRIVE, PRIOR TO THIS KNOWN PROBLEM OCCURRING CAR WAS OPERATING PERFECTLY ( AVERAGING 50 MPG PER TANK OF GAS, DOCUMENTED). THIS APPEARS TO BE A SAFETY PROBLEM THAT WAS KNOWN BY THE MANUFACTURER, HOWEVER THEY SEEMS TO BE TRYING TO HIDE THIS BY MAKING THE STATISTICAL ESTIMATE THAT BY EXTENDING THE WARRANTY THE MAJORITY OF THESE CARS WOULD BE OFF THE ROAD AND THEIR LAWYERS & LEGAL INSURANCE WOULD COST LESS THAN THE FEW HUMANS KILLS AFTER THIS ARBITRARY 9 YEAR RISK PERIOD. I COULD HAVE BEEN KILLED AS A RESULT OF THIS FAILURE! FORTUNATELY I WAS NOT, HOWEVER I AM LEFT WITH A VEHICLE THAT IS UNDRIVEABLE (WITH NO WARNING!) AND CAN ONLY BE REPAIRED BY TOYOTA AT A COST I AM NOT ABLE TO AFFORD!

NHTSA complaint #10733039 — an unverified report by a vehicle owner.

Lake Oswego, OR

EXTERIOR LIGHTING

PASSENGER SIDE HEADLIGHT BEGAN TO TURN OFF INTERMITTENTLY AND HAS CONTINUED SINCE.

NHTSA complaint #10726337 — an unverified report by a vehicle owner.

at 285,000 miles North Little Rock, AR

EXTERIOR LIGHTING

HEADLAMP FAILS INTERMITTENTLY. USUALLY CORRECTED BY SWITCHING THE HEADLIGHT SWITCH OFF AND THEN BACK ON. SOMETIMES THIS DOES NOT CORRECT THE PROBLEM.

NHTSA complaint #10721148 — an unverified report by a vehicle owner.

at 260,000 miles Sanford, ME

EXTERIOR LIGHTING

LEFT HEADLIGHT TURNED OFF INTERMITTENTLY. IF I TURNED THE LIGHT OFF AND BACK ON THE HEADLIGHT WOULD BRIEFLY WORK BUT THEN TURN OFF AGAIN.

NHTSA complaint #10682886 — an unverified report by a vehicle owner.

Other 2004 Toyota Prius problems

← Full 2004 Toyota Prius report