Home · 2011 Toyota Prius C · Complaints

What 516 owners told NHTSA about the 2011 Toyota Prius C

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (516)Crash / fire / injury (44)Brakes (270)Electrical system (68)Lights (49)Airbags (46)Engine (46)Speed control (28)Transmission & drivetrain (18)Electronic Stability Control (esc) (16)Visibility & wipers (13)Fuel system (11)

Newest first · 516 complaints · page 12 of 21

Jul 31, 2018

I NOTICED AROUND 90,000 MILES THAT MY CAR BEGAN CONSUMING OIL AT ANY ACCELERATED RATE, SO I DIDN'T THINK TOO MUCH ABOUT IT. THEN I NOTICED THAT I MY OIL GAUGE WAS TURNING ON EVERY 1,000-1,200 MILES, MY CAR WAS COMPLETELY OUT OF OIL. I WENT ONLINE TO TOYOTA PRIUS FORUMS AND STARTED DOING MORE RESEARCH AND THIS IS A COMMON PROBLEM FOR 2010-2011 PRIUS'S. BOB SMITH TOYOTA, IN LA CRESCENTA, WHO SOLD ME THE CAR, RAN AN OIL CONSUMPTION STUDY AND CONCLUDED THAT THERE IS A MAJOR ISSUE AND THEY CONTACTED TOYOTA DID NOT WANT TO ACKNOWLEDGE THERE IS AN PROBLEM FOR THE SAKE THAT THIS COULD RESULT IN A CLASS ACTION LAWSUIT BASED ON NEGLIGENCE.

NHTSA ODI 11114974

Jul 18, 2018Electrical system

I WAS DRIVING ALONG ON THE FREEWAY TRYING TO GET HOME AND SUDDENLY MY PRIUS LOST POWER. I WAS PANICKING, GOOD THING I HAD MY BROTHERS WITH ME OR ELSE I WOULD HAVE LOST IT. WE DIDN'T KNOW WHAT WAS GOING ON! WE MANAGED TO GET OFF THE FREEWAY SAFELY, BUT WE WERE DISTRESSED.

NHTSA ODI 11112149

Jul 12, 2018Transmission & drivetrain

WAS DRIVING ON THE ON THE SURFACE STREET ABOUT TO GET ON THE FREEWAY AND THE VEHICLE WOULD NOT ACCELERATE THE HYBRID SYSTEM LIGHT CAME ON.

NHTSA ODI 11111076

Jul 11, 2018BrakesCrash

MY BRAKES CONSISTENTLY LOCK AND THE CAR LUNGES FORWARD WHEN I HIT A POTHOLE WHILE BRAKING. THIS CAUSED A CRASH WHEN THE CAR WAS ONLY A COUPLE YEARS OLD WHEN THE BRAKES FAILED TO STOP THE VEHICLE AND IT LUNGED FORWARD INTO THE BACK OF A CAR. THIS IS EXTREMELY DANGEROUS AND I'VE SEEN THIS COMMENT OFTEN WITH THIS VEHICLE. I DON'T UNDERSTAND WHY TOYOTA HAS NOT ADDRESSED THIS ISSUE.

NHTSA ODI 11110691

Jul 10, 2018Transmission & drivetrain

CAME IN FOR CONCERN OF THE HYBRID SYSTEM LIGHT BEING ON

NHTSA ODI 11110634

Jul 10, 2018Transmission & drivetrain

THE CHECK HYBRID SYSTEM LIGHT CAME ON.

NHTSA ODI 11110635

Jul 9, 2018Electrical system

JUNE 29TH 2018 WAS IN THE CAR WASH GOING THORUGH WHEN THE DASH BOARD PANEL SAID TRACTION BATTERY LOW PUT IN PARK THE BATTERY INDICATOR SHOWED ONE BAR LIGHT ON BUT I COULDNT PUT IT IN PARK FOR I WAS STILL GOING THORGH CAR WASH WHEN IT WAS DONE WASHING PUT CAR IN DRIVE AND IT WAS VERY SLOW IN DRIVING IT TOOK IT AWHILE TO COME BACK UP IN POWER JULY 6TH TOOK IT TO LOCAL DEALER AND I THINK THEY THOUGHT I WAS NUTS THEY SAID THEY NEVER HEARD OF SUCH OF A THING HAPPING LIKE THAT. THOUGHT MATBE IT WAS THE NEW BATTERY THEY PUT IN MY CAR IN MARCH OF 20018 SO I WANT THIS ON RECORD THAT I HAD IT CHECKED EVEN CALLED AND CHECKED ON LINE IF THERE WAS A TRECALL ONLY THING I FOUND WAS A 2014 RECALL ON MY YEAR BUT NOT MY VION OF THE ELECTRICAL SYSTEM SOFTWARE. IS IT POSSABLE THAT IS WHAT HAPPENED TO MY CAR. HOPE YOU CAN GIVE ME A ANSWER

NHTSA ODI 11110383

Jun 11, 2018Lights

BOTH LOW BEAM BULBS NOT WORKING, BUT HIGH BEAMS WORK. BULBS NOT BAD. HAPPENED WHILE DRIVING ON HIGHWAY.

NHTSA ODI 11101182

Apr 30, 2018Electrical systemAirbags

THE HONK / SPIRAL CABLE IS DEFECTIVE - ONLY NOTICED IT IN 2015 (BROUGHT TO THE DEALER) BUT NEVER USED THE HONK BEFORE THAT - COULD HAVE BEEN EARLIER... IT ONLY WORKS WHEN THE STEERING WHEEL IS COMPLETELY TURNED TO ONE SIDE. SINCE CAR HAS NEVER BEEN INVOLVED IN ACCIDENT , THIS IS A MANUFACTURE DEFECT AND NOT WEAR AND TEAR - TOYOTA SHOULD COVER IT - I SEE THEY HAVE ON OTHER MODELS - I CAME CLOSE TO 2 SERIOUS ACCIDENTS WHEN I WAS UNABLE TO WARN DISTRACTED DRIVERS - THE COST IS HIGH AND THIS IS WHY I DID NOT NOT GET IT FIXED IN 2015 WHEN I FIRST NOTICED IT (THE CAR WAS ONLY 4 YEARS OLD) -

NHTSA ODI 11091012

Apr 16, 2018Brakes

TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. WHILE DRIVING VARIOUS LOW SPEEDS, THE ABS AND TRACTION INDICATORS ILLUMINATED WITHOUT WARNING. IN ADDITION, WHEN THE BRAKE PEDAL WAS DEPRESSED, THE VEHICLE LUNGED FORWARD. THE DEALER (UNIVERSAL TOYOTA IN SAN ANTONIO, TEXAS) DIAGNOSED THAT THE BRAKE BOOSTER AND THE PUMP FOR THE BOOSTER/ACCUMULATOR WERE FAULTY AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND PROVIDED THE CONTACT WITH CASE NUMBER: 180-4162-158. THE FAILURE MILEAGE WAS 98,000.

NHTSA ODI 11088447

Apr 13, 2018Electrical systemBrakesEngine

I WAS GETTING ON THE INTERSTATE AND ALL OF A SUDDEN I LOST POWER AND MY DASH LITE UP CHECK HYBRID SYSTEM /ABS/ BREAKS. I CAN NOT DRIVE MY CAR BECAUSE IT HAS NO POWER PLEASE HELP THANK YOU

NHTSA ODI 11084932

Apr 6, 2018

WHEN HITTING THE INTERSTATE MASSIVELY LOST POWER WHILE TRYING TO ACCELERATE.ALL CLUSTER OF LIGHTS CAME ON AND STAYED ON DASH INCLUDING CHECK HYBRID SYSTEM.PLZ CONTACT AS SOON AS POSSIBLE

NHTSA ODI 11083558

Mar 21, 2018Brakes

I WAS DRIVING AT ABOUT 35 MPH AND ALL OF A SUDDEN MY BRAKES STOPPED WORKING. THE BRAKE , ABS AND TRACTION LIGHTS CAME ON ALL AT ONCE. I SOMEHOW MADE IT HOME BUT I COULD HAVE EASILY CRASHED. I HAD MY 9 YEAR OLD IN THE BACK SEAT AND HE ALSO GOT VERY SCARED. NOW I CANNOT DRIVE MY CAR AND THE BRAKES FEEL AS THEY AS STUCK AND VERY HARD. I TOOK MY CAR TO A REPUTABLE MECHANIC AND HE TOLD ME IT IS GIVING HIM CODE C1391. THIS IS THE SAME PROBLEM THAT THE 2010 PRIUS HAD UNDER THE RECALL. MY PRIUS IS 2011 AND NOT UNDER THE RECALL. I FEEL THAT THE 2011 SHOULD BE UNDER RECALL BECAUSE MANY THOUSANDS OF LIVES ARE IN DANGER NOW.

NHTSA ODI 11080403

Mar 7, 2018Lights

THE LOW HEAD LIGHT BEAMS KEEP GOINF OUT. WE HAVE REPLACED THEM NUMEROUS TIMES.

NHTSA ODI 11076591

Feb 26, 2018Electrical systemVisibility & wipers

THE HEADLIGHTS KEEP BURNING OUT, I HAVE REPLACED THE DRIVERS SIDE 3 TIMES IN 12 MONTHS AND THE PASSENGER SIDE TWICE. I ONLY USE SYLVANIA BRAND, BUT HAVE SWITCHED TO DIFFERENT BRIGHTNESS TO SEE IF IT HAS ANY IMPACT, IT HAS A SLIGHT IMPACT BUT NOT MUCH. THE HEADLIGHTS ARE NOT ON WHEN NOT NEEDED.

NHTSA ODI 11074922

Feb 26, 2018Brakes

ABS BRAKE LIGHT AND TRACTION LIGHTS ARE ON. C1391 INTERNAL FAILURE IN BRAKE ACTUATOR ASSEMBLY.

NHTSA ODI 11075085

Feb 12, 2018Electrical systemLights

DIM HEADLIGHT PROBLEM WHILE DRIVING AT NIGHT, UNABLE TO SEE ROAD CLEARLY WITH LOW BEAM HEADLIGHTS ON AT NIGHT, HAVE TO USE HIGH BEAM HEADLIGHTS TO SEE ROAD. THIS IS A HUGE SAFETY ISSUE FOR ME

NHTSA ODI 11072238

Jan 23, 2018Brakes

BRAKE ACTUATOR

NHTSA ODI 11064384

Jan 10, 2018Brakes

I WAS AT AN AUTOMATIC CAR WASH YESTERDAY AND AFTER THE WASH FINISHED I PULLED OUT OF STALL WITH HARDLY ANY BRAKES.I WAS NOT ABLE TO PUMP THEM AND HAD TO TAKE MY CAR INTO A MECHANIC THE BRAKE ACTUATOR WAS OUT AND THE CAR IS UNDRIVABLE.THE PRICE FOR THE PART ALONE IS OVER 2500.00 I WAS INFORMED BY THE DEALERSHIP THAT IS WAS A RECALLED ITEM BUT NOT FOR THE YR OF MY CAR. IF THIS WOULD HAVE HAPPENED IN TRAFFIC OR AT A HIGH RATE OF SPEED I KNOW I WOULD HAVE BEEN IN A SERIOUS ACCIDENT AND I COULD HAVE KILLED SOMEONE.

NHTSA ODI 11061959

Nov 29, 2017Transmission & drivetrain

TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. WHILE DRIVING AT UNKNOWN SPEEDS, THE VEHICLE BURNED AN EXCESSIVE AMOUNT OF OIL. THE CONTACT ESTIMATED THAT IT BURNED A QUART OF OIL PER WEEK. THE CONTACT CALLED A LOCAL DEALER (TOYOTA CARLSBAD, 6020 AVENIDA ENCINAS, CARLSBAD, CA 92011) AND WAS INFORMED THAT THE VEHICLE COULD BE TAKEN APART TO FIND THE ISSUE, BUT THERE WAS NO GUARANTEE THAT THIS WOULD REMEDY THE FAILURE. THE CONTACT SPOKE WITH THE USED CAR DEPARTMENT AND WAS INFORMED THAT VEHICLES WERE NOT MADE LIKE THEY PREVIOUSLY WERE AND WAS ADVISED TO PURCHASE A NEWER VEHICLE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT BELIEVED THERE WAS AN ISSUE WITH TOYOTA VEHICLES. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE AND REFERRED THE CONTACT TO NHTSA. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS 60,000.

NHTSA ODI 11051229

Oct 11, 2017Lights

THE HEADLIGHTS KEEP BURNING OUT ONE AT A TIME, TYPICALLY ABOUT 1-2 WEEKS AFTER REPLACE THE OTHER SIDE. TRIED SWITCHING TO A BETTER BRAND, SAME ISSUE. TRIED SWITCHING TO LED, EVEN THEY BURNED OUT AFTER 2 MONTHS.

NHTSA ODI 11032983

Oct 8, 2017Brakes

WHEN I GO OVER A BUMP OR POTHOLE AND PUT ON THE BRAKES THE CAR ACCELERATES. TOYOTA CLAIMS IT IS JUST HOW THE ABS BRAKES FEEL, BUT THE CAR ACTUALLY SPEEDS UP WHEN I BRAKE. HAPPENED MULTIPLE TIMES SINCE I BOUGHT THE CAR. SO FAR NO ACCIDENTS.

NHTSA ODI 11032263

Sep 18, 2017Lights

HEADLIGHTS ARE WEAK AND REQUIRE FREQUENT REPLACEMENT TOYOTA IS WILLING TO FIX THIS SAFETY PROBLEM FOR $400 SHOULD BE RECALLED AND FIXED FOR FREE MANUFACTURES DEFECT AND A MAJOR SAFETY PROBLEM NEED YOUR HELP

NHTSA ODI 11023977

Aug 31, 2017Engine

BURNS--DOES NOT LEAK-- 1 QT.EVERY 1000 MI. 85000MI ON CAR

NHTSA ODI 11020933

Aug 30, 2017Electrical systemEngine

TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. ON SEVERAL OCCASIONS, THE CONTACT HAD TO ADD FOUR QUARTS OF OIL WITHIN 10,000 MILES OF DRIVING. ON ANOTHER OCCASION, THE CONTACT HAD TO ADD THREE AND A HALF QUARTS OF OIL. THE CONTACT STATED THAT THE OIL PRESSURE INDICATOR FAILED TO OPERATE AND WARN HIM THAT THE OIL WAS LOW. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE DEALER WAS NOT CONTACTED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND STATED THAT THEY HAD NOT RECEIVED MANY COMPLAINTS AND THAT THE VEHICLE WAS OUT OF WARRANTY. THE FAILURE MILEAGE WAS 98,000.

NHTSA ODI 11020650

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Working with the data? Download all 516 complaints as CSV · fetched from NHTSA July 22, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2011 Toyota Prius C verdict →