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What 598 owners told NHTSA about the 2018 Honda Civic Si

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 (598)Crash / fire / injury (36)Steering (224)Fuel system (159)Electrical system (51)Engine (50)Brakes (21)Airbags (20)Body & structure (19)Transmission & drivetrain (14)Visibility & wipers (13)Driver assistance (8)

36 of 598 complaints match · crash/fire/injury only · clear filters · page 2 of 2

May 20, 2019Parking BrakeBrakesCrash

*TL THE MANUFACTURER WAS CONTACTED. SEE ATTACHED DESCRIPTION OF THE INCIDENT. DISCRIPTION IS THAN 2000 CHARACTERS.*JB

NHTSA ODI 11208570

May 19, 2019Electrical systemFire

ELECTRICAL FIRE WITHIN THE DRIVER DOOR. A FIRE STARTED WHILE VEHICLE WAS PARKED OUTSIDE AND OFF AT MALL IN TOLEDO, OHIO. WEATHER HAD BEEN RAINY. CAME OUT TO VEHICLE AND THE INSIDE WAS FILLED WITH SMOKE. AFTER FIRE DEPARTMENT AND TOWING AGENCY MANAGED TO GET THE PASSENGER DOOR OPEN TO GET INSIDE, IT WAS REVEALED THAT THE DRIVE DOOR HAD BEEN ON FIRE AND MELTED. THE FIRE HAD ALSO DESTROYED THE HEADLINER, DRIVE SEAT AND LEFT THE SMOKE DAMAGED INTERIOR COVERED IN SOOT. THERE WAS ALSO A HOLE IN THE DRIVER FLOOR, REVEALING POSSIBLE FRAME DAMAGE. HONDA SAYS THAT THEY ARE INVESTIGATING TO SEE WHICH COMPONENT CAUSED THE FIRE. DURING A PREVIOUS OIL CHANGE IN FEBRUARY, I HAD MENTIONED TO THE MECHANICS THAT THE CAR HAD BEEN BEEPING RAPIDLY WHILE IT WAS OFF AND THE KEY FOB WAS OUTSIDE THE VEHICLE. IT IS ONLY SUPPOSED TO DO THIS IF THE VEHICLE IS STILL RUNNING. I WAS TOLD THAT THIS WAS NORMAL WHEN THE WEATHER WAS COLD, BUT IT ALSO HAPPENED WHEN IT WAS WARM OUTSIDE, AND BECOMING MORE FREQUENTLY AS TIME WENT ON. THIS CONCERN WAS BRUSHED OFF BY BROWN HONDA, WHO ALSO REFUSED TO PROVIDE A LOANER VEHICLE WHILE HONDA WAS INVESTIGATING THE ISSUE. HONDA CORPORATE SAID THAT THE BEEPING SHOULD NOT BE HAPPENING IF THE CAR IS OFF. I AM CURRENTLY WAITING ON HONDA FOR ADDITIONAL INFORMATION.

NHTSA ODI 11208525

Apr 25, 2019AirbagsCrash1 injury

ON APRIL 20, 2019 MY HONDA CIVIC HATCHBACK WAS HIT ON THE FRONT DRIVER SIDE. ONLY THE PASSAGER AIRBAG DEPLOYED

NHTSA ODI 11203621

Mar 13, 2019AirbagsBody & structureCrash

HAD A BUMPER TO BUMPER CRASH ON FREEWAY DURING RUSH HOUR TRAFFIC WAS STOPPING AND GOING BETWEEN 5 TO 15 MILES AN HOUR I WAS HIT FROM BEHIND WHILE MY CAR WAS ON NEUTRAL THEN I HIT CAR IN FRONT OF ME MY BUMPERS AND GRILL PLUS SAFETY BUMPER BAR WAS BENT INTO RADIATOR, FRONT VEHICLE HAD SMALL DENT PLUS BUMPER DAMAGE MY FRONT CAR WAS TOTALED. BUMPERS ARE CLIP ONS THEY CAN FALL AT ANY MOMENT.

NHTSA ODI 11186629

Mar 6, 2019Transmission & drivetrainBrakesCrash

2018 HONDA CIVIC PARKED ON AN INCLINE. AFTER EXITING THE VEHICLE AND GOING INSIDE HOME, SPONTANEOUSLY ROLLED DOWN HILL AND CRASHED INTO A TREE. THE VEHICLE WAS IN PARK AND DID NOT ROLL IMMEDIATELY. THIS HAPPEN SOMETIME AFTER ENTERING THE RESIDENCE. IN RESEARCHING ONLINE I HAVE FOUND THIS HAS OCCURED WITH SEVERAL OTHER OWNERS AND HAS BEEN REPORTED TO THE HONDA CORPORATION SINCE 2016. 2016-2018 HONDA CIVICS SEEM TO BE THE VEHICLE MODELS/YEARS AFFECTED.

NHTSA ODI 11184522

Feb 6, 2019SteeringCrash

MY SON WAS DRIVING HIS 2018 HONDA CIVIC SPORT HATCHBACK ON BASE AS HE IS IN THE ARMY NATIONAL GUARD WHEN HE CAME TO A BEND IN THE ROAD. HE TURNED THE STEERING WHEEL TO THE RIGHT, THEN HEARD AND FELT A POP AND THE CAR BECAME UNABLE TO BE STEERED IN THE DIRECTION THAT HE WAS TURNING THE STEERING WHEEL. THE CAR WENT LEFT EVEN THOUGH HE WAS TRYING TO TURN RIGHT INTO THE BEND. HE WENT ACROSS THE ROAD AND INTO A DITCH CAUSING SIGNIFICANT DAMAGE TO THE VEHICLE. THANKFULLY HE WAS UNHURT. THERE WERE OTHERS WHO WITNESSED THIS BECAUSE HE WAS DRIVING IN A MILITARY CONVOY AT THE TIME IT OCCURRED. THE NHTSA HAS ISSUED A RECALL #18V663000 FOR 2018-1017 HONDA CIVIC'S ON SEPT. 27, 2018 FOR THE POWER STEERING ASSIST FAILURE DESCRIBING EXACTLY WHAT HAPPENED TO MY SON; UNFORTUNATELY, HIS VIN HAS NOT BEEN INCLUDED IN THE RECALL. SOMEONE NEEDS TO INVESTIGATE THIS. THE INSURANCE COMPANY AND AMERICAN HONDA HAVE BOTH BEEN INFORMED OF THIS ACCIDENT AND AN ISSUE REPORT WAS FILED WITH HONDA BY US DETAILING WHAT HAPPENED. HOWEVER, THEY WILL NOT PAY TO OPEN UP THE POWER STEERING GEARBOX TO SEE IF THE MAGNET ON MY SON'S CAR DID IN FACT BECOME DISLODGED AS IN THE OTHERS. WE WOULD HAVE TO PAY OUT OF POCKET TO INVESTIGATE AND SINCE WE ARE LOSING A SIGNIFICANT AMOUNT OF MONEY ALREADY BECAUSE THEY'VE DEEMED THE CAR TOTALED, WE ARE UNABLE TO INVESTIGATE IT ON OUR OWN. PLEASE INVESTIGATE THIS TO SEE IF OTHER VIN NUMBERS NEED TO BE INCLUDED IN THIS RECALL! MY SON COULD HAVE BEEN KILLED OR HE COULD HAVE KILLED SOMEONE ELSE BECAUSE OF THIS!

NHTSA ODI 11174723

Dec 27, 2018Body & structureCrash1 injury

ACCIDENT

NHTSA ODI 11163608

Dec 13, 2018WheelsCrash

TIRE BLOW OUT CAUSING CAR TO GO OVER CURB. LOSS OF LEFT TWO TIRES FRONT AND BACK AND RIGHT FRONT TIRE. WAS MERGING FROM ONE HIGHWAY TO ANOTHER. TIRES WERE CONTINENTAL PROCONTACT 215 /50

NHTSA ODI 11161221

Nov 9, 2018SeatsCrash1 injury

ON SEPTEMBER 15 2018 I WAS INVOLVED IN A SOLO VEHICLE CRASH I FELL ASLEEP AND HIT A PARKED VEHICLE DIRECTLY FROM BEHIND RESULTING IN ME BEING PROPELLED FORWARD INTO THE AIR BAG THAN PUSHED BACK BY THE AIRBAG IN THE SEAT...I WAS WEARING MY SEATBELT BUT THE SEAT BRACKET BENT FORWARD DURING COLLISION PUSHING ME INTO AIRBAG CAUSING SERIOUS CHEST CONTUSIONS AND INFLAMMATION OF LOWER BACK. AFTER THE CRASH SEAT COULD NOT BE MOVED FORWARD OR BACKWARD AS THE BRACKET WAS BADLY BENT. I WAS ABLE TO GET PICTURES OF MY VEHICLE FROM THE OUTSIDE AND WASH GOING TO RETURN TO PULL VEHICLE FROM TOW BUT HONDA PULLED IT OUT BEFORE I COULD AND ARE IN POSSESSION OF THE VEHICLE.

NHTSA ODI 11150366

Aug 23, 2018AirbagsElectronic Stability Control (esc)Fuel systemCrash

HAD TO HAVE TO MANY OIL CHANGES, ALMOST ONE A MONTH , NOT GOOD ON THE MILAGE THEN A CAMRY MAYBE WOULD HOLD OFF THAT MANY CHANGES.

NHTSA ODI 11121909

Aug 8, 2018Seats1 injury

THE HEAD RESTRAINTS AND SEAT CONFIGURATIONS OF THESE HONDA CIVICS CAUSE SEVERE BACK PAIN, AS DIAGNOSED BY MY DOCTOR AND CHIROPRACTOR. I HAVE ONLY OWNED THE CAR FOR SIX WEEKS AND HAVE SPENT > 20 HOURS GETTING XRAYS, PHYSICAL THERAPY, AND VARIOUS RE-ALIGNMENT TREATMENT BECAUSE OF THE UNSAFE AND HARMFUL CONFIGURATION OF THESE SEATS. PER THE HONDA REPRESENTATIVE, THEY STATED THAT THESE HEAD RESTRAINTS AND SEAT SHAPES COMPLY WITH SAFETY REQUIREMENTS ASSOCIATED WITH THE AIRBAGS. HOWEVER, NHSTA AND OTHERS HAVE FAILED TO REALIZE THAT IN AN ATTEMPT TO MITIGATE "HYPOTHETICAL WHIPLASH", THEY ARE PROMOTING ACTUAL, WIDESPREAD, SEVERE DAMAGE TO DRIVERS.

NHTSA ODI 11118512

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Working with the data? Download all 598 complaints as CSV · fetched from NHTSA July 19, 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 2018 Honda Civic Si verdict →