2009 Hyundai Elantra brakes problems

Filed Sep 30, 2026 · Brakes · CA

The Anti-Lock Braking System (ABS) module has failed due to moisture intrusion that caused an internal electrical short circuit, destroying the ABS Primary Pressure Sensor. A few days after the vehicle was parked outside during heavy rain, I was driving on a busy highway when it suddenly lost engine power. During this emergency, I had to perform heavy braking and maneuver to the shoulder without engine assist. At the same time, the ABS and Electronic Stability Control (ESC) systems suddenly disabled completely. This failure is consistent with the safety defect described in the federal safety agency Campaign 20V‑061 (Recall 188), which acknowledges that these ABS modules can permit moisture intrusion. However, Hyundai's remedy, installing a fuse relay, only cuts battery power while the vehicle is parked to reduce fire risk; it does not seal or repair the ABS module. Moisture from the heavy rain entered the module while the vehicle was parked and ultimately shorted the internal pressure sensor while driving, disabling critical braking and stability systems. Two independent third-party sources (an ASE-certified mechanic and a commercial automotive diagnostic scanner) identified codes C1237 (ABS Primary Pressure Sensor Signal), C1513, and C1260. Both confirmed an internal electrical failure of the ABS module. At Hyundai Corporate Consumer Affairs’ direction, the vehicle was inspected by an authorized Hyundai dealership. The dealership did not perform the required dynamic road test needed to reproduce the active ABS faults, and claimed there was only C1260 and not an ABS malfunction. The invoice documents identical mileage in and out, and video shows diagnostics performed while the vehicle was stationary with the engine off. Approximately 15 minutes later, an independent scanner successfully retrieved C1237, C1513, and C1260. Despite this evidence, Hyundai Consumer Affairs refused to repair the failed ABS module, characterizing it as a “maintenance item.”

Filed Aug 4, 2026 · Brakes · 168,000 miles · KY

The contact owns a 2009 Hyundai Elantra. The contact received notification of the federal safety agency Campaign Number: 20V061000 (Service Brakes, Hydraulic). The contact stated that while driving approximately 35 MPH, the TPMS and powertrain warning lights illuminated, but the vehicle drove normally. The contact stated that a month later, while the vehicle was parked and turned off, a pedestrian saw smoke coming from the engine compartment. The contact arrived at the scene, and the Police and Fire Department were already on scene. The contact stated that a fireman entered the vehicle and opened the hood, and disconnected the battery. A Police report was filed. The contact inspected the vehicle, reconnected the battery, and there was smoke coming from the ABS module inside the engine compartment. The contact then disconnected the battery. The battery was later reconnected, and the vehicle was driven to the residence. The contact arrived at the residence and removed the ABS fuse, and the smoke ceased. The vehicle was taken to an auto shop where a handheld diagnostic machine retrieved DTC: P0441 (EVAP system incorrect purge flow). The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was 168,000.

Filed Mar 19, 2026 · Brakes, Electrical · NJ

the federal safety agency 20V‑061 (Hyundai 188): ABS/HECU Module the federal safety agency 15V‑100 (Hyundai 127): Electric Power Steering (EPS) the federal safety agency 13V‑113 (Hyundai 110): Brake Light Switch

Filed Jul 30, 2024 · Brakes · 100,000 miles · NC · fire

The contact owned a 2009 Hyundai Elantra. The contact stated that on one occasion when the vehicle was turned on, the brake and ABS warning lights illuminated. On another occasion, while the vehicle was parked and unoccupied for approximately 5 days, there was smoke coming from the front of the hood of the vehicle. The department extinguished the fire and a fire report was filed. A police report was not filed. The vehicle was towed to a junkyard where it was deemed totaled by the insurance company. A dealer was contacted and confirmed there were no recalls associated to the failure. The manufacturer was notified of the failure. The failure mileage was approximately 100,000.

Filed Apr 24, 2024 · Brakes, Electrical · TX

February, 2024 - brakes "soft" at times, seems not catching unless stepped on almost to the floor. I brought it to the dealership same day. Since I did not have an appointment, a test drive was done and was told it was working fine and let them know if the brake warning lights will turn on. No record of this was noted. March, 2024 - I had to bring it back because the brakes feel like it will quit as I have to really step on the pedal to the floor before the car will slow down. The master cylinder was changed. Multi-point inspection was done. I got the car back March 14, 2024. April 12, 2024 - I had to bring it back because of the brake and ABS lights on the instrument panel lighted up. I was told it's the HECU that's the problem. I had to drive back the car to home because of the quoted cost of $3,266.58 estimate that I have to make a decision of. This was on April 23, 2024. I was told that the ABS module may not work in event of inclement weather or quick stops. A multi-point inspection was done prior to release of vehicle. I never received a recall on the Hyundai HECU. It was only when I researched it after I got the car back. I made it known that I want to be sure I will not get in an accident due to the brakes not working. I was informed that I can drive it but be mindful of the ABS module not working in cases as noted, that the lights were alerts but could be a problem later on. What is my recourse since I did not receive any recall notice? I was trying to fill up the complaint form and it said that the car is impacted by the HECU complaint. it will not let me complete the form. It was frozen on the reimbursement requested. The dealership never did inform me of the recall. I bring this car to this dealership for maintenance and repairs.

Filed Apr 19, 2024 · Brakes · SC · fire

The contact owns a 2009 Hyundai Elantra. The contact stated that while the vehicle was parked at their home, the engine of the vehicle caught on fire. The fire was extinguished by the Horry County Fire Rescue Station. A fire report was filed but not provided to the contact The contact stated that no injuries occurred, and no police report was filed. The contact received notification of the federal safety agency Campaign Number: 20V061000 (Service Brakes, Hydraulic) however, the part to repair was unavailable. The vehicle was currently at the contact's residence. The dealer was not contacted. The contact stated that the manufacturer exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure but was unable to confirm when the part was to become available. The failure mileage was unknown. VIN tool confirms parts not available.

Filed Dec 20, 2023 · Brakes, Electrical · FL

For the past month I have broke down multiple times. Used all my aaa tows. Everything turns off while driving 60mph with kids in the vehicle. Absolutely no power steering. I haven’t had interior lights, radio etc in 6 months. 8 belts since March. I’m a single mother stranded again freezing

Filed Dec 1, 2022 · Brakes · IN

Premature brake failure due to rusted parts. In April 2022 the front brakes seized at 105,717 miles, ruining the rotors. I skidded to a stop at a busy intersection and had the car towed. The front brake pads had aprox 20,000 miles on them and had recently been checked for safety. The rear brakes failed at 109,540 miles after a rusty caliper seized. Calipers, rotors and pads were replaced. Undercoating and rustproofing had been applied to this car at 76,988 miles.

Filed May 22, 2022 · Brakes · FL

ABS HECU unit has failed, thus posing a safety risk. All brake lights (ABS and warming brake lights), in addition to Check Engine light are illuminated on dash. Faulty relay recall was taken care of in timely manner (recall 188), but now fires are starting in other vehicles due to failed HECU unit (which dealership and independent mechanic has confirmed that I have). More recalls for earlier Hyundai years need to be included in recall 218 or a new recall implemented to avoid cars catching fire due to failed HECU (my car has not caught fire as of the time of this report).

Filed Apr 26, 2022 · Brakes · 23,000 miles · NY

The contact owns a 2009 Hyundai Elantra. The contact stated while driving approximately 35 MPH and depressing the brake pedal, the steering wheel was shaking abnormally. The contact stated that the failure only occurred while depressing the brake pedal. The vehicle was not taken to a dealer or independent mechanic to be diagnosed or repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 23,000.