2012 Honda Civic problems

“We were not injured. We fixed the problem before we did get hurt..message came up.. “Check airbag system”. We had t replace our driver’s side airbag at the cost of over $1,500.”

“Component or system failure: The vehicle experienced failures involving the engine/ignition system, emissions system, Vehicle Stability Assist (VSA), and power steering. On July 14, 2025, warning messages appeared for “Check Emissions System,” “Check VSA System,” and “Check Power Steering System.” Diagnostics identified engine misfire code P0304 (Cylinder #4). On August 11, 2025, an authorized Honda dealership confirmed a seized spark plug and cylinder head damage, indicating an internal engine defect. The vehicle is currently with the selling dealership and available for inspection. Safety risk: Simultaneous failure warnings for emissions, VSA, and power steering created an unsafe driving condition. Impaired stability control and power steering increase the risk of loss of vehicle control during turning or emergency maneuvers. Confirmation of problem: Yes. Independent diagnostics confirmed the misfire. The selling dealer attempted repairs between July 22–25, 2025, but the same warnings returned. On August 8, 2025, the dealer admitted it lacked tools and software to diagnose or repair CNG vehicles. Honda later confirmed internal engine damage. Inspections: The…”

“Dear NHTSA Vehicle Safety Complaint Team, I am submitting this complaint regarding a recurring and unresolved hybrid-system issue with my 2012 Honda Civic Hybrid. Vehicle Information Make/Model: 2012 Honda Civic Hybrid VIN: [XXX] Current Mileage: Approximately 144,000 miles Diagnostic Trouble Code: P1440 Reported Symptoms: IMA warning light illuminated, battery/charging warning light illuminated, and vehicle starting problems. Description of the Problem My vehicle has developed a serious issue involving its Integrated Motor Assist (IMA) hybrid system. The IMA warning light is illuminated, and the vehicle has stored diagnostic trouble code P1440. The battery/charging warning light is also illuminated. I have experienced a no-start condition in which the dashboard lights illuminate, but the vehicle does not start. Attempting to jump-start the vehicle did not resolve the problem, and the vehicle also would not start when shifted into Neutral. I have contacted multiple Honda dealerships to investigate this problem. However, I have been informed that my vehicle does not qualify for Honda Service Bulletin A20-030, despite the P1440 trouble code and symptoms that…”

“The contact owns a 2012 Honda Civic. The contact stated that while driving at various speeds, the vehicle hesitated or stalled while depressing the accelerator pedal. The “Check Emission Systems" message was displayed on the instrument panel. The contact then received notification from the Manufacturer for Honda Service Bulletin: 19-106. The vehicle was taken to the dealer, where a PCM update was performed. Recently, the contact stated that the "Check Emission Systems" message returned, and the vehicle hesitated while depressing the accelerator pedal. The dealer was notified of the failure and provided the cost for a diagnostic test. The manufacturer was notified of the failure, and the contact was provided with a case number. The contact was also informed that dealers were independently owned and could not be forced to repair the vehicle under the service bulletin. The vehicle was not repaired. The failure mileage was approximately 211,000.”

“I HAVE A 2012 HONDA CIVIC LX, IT HAS INTERMITTENT PROBLEMS WITH UNINTENDED ACCELERATION. IT OCCURRED TWICE ON THE HIGHWAY AND ALSO URBAN AREA. JUST THIS MORNING, IT HAPPENED AGAIN I WAS ON THE HIGHWAY WHEN I NOTICED THE CAR SUDDENLY ACCELERATES AND SPEEDS UP WITHOUT STEPPING THE GAS PEDAL. FORTUNATELY THE BRAKES RESPONDED TO SLOW DOWN. I CAME OUT OF THE HIGHWAY, AND I HAD TO STOP AT A RED LIGHT BUT STILL IT WAS A CONSTANT FIGHT ACCELERATION BY ITSELF AND STEPPING ON THE BRAKE UNTIL THE CAR WILL OPERATE NORMALLY.”

“Failed braking after repairing 9/14/26, Sun Auto did not bleed my brakes after installing front pads and rear shoes. When I brought this to the Service writer's attention on 9/18/26 his response was that I did not purchase the brake fluid service. Yes an independent Brake shop inspected and resolved the issue.”