2022 Hyundai Santa Fe electrical problems

Filed Nov 5, 2026 · Electrical · KS

I have had my Santa Fe SEL 2022 in the Hyundai service shop 3 times for the reoccurring "Shifter System Malfunction" warning. I have investigated this issue on the internet and found the federal safety agency reports this affects models equipped with the push-button "shift-by-wire" systems. Hyundai has acknowledged this issue with the TSB 23-AT-006H-2. However my vehicle continues to have this intermittent issue and the problem is never fixed. This electrical/mechanical issue poses a severe hazard to my safety as well as makes the car crippling and inoperable. My Santa Fe is unreliable to drive. I never know when I will get stuck somewhere and be stranded. No car owner should experience anxiety every time they drive because they fear the "Shifter Malfunction" warning will appear and make the car inoperable to drive. Then as of late in Oct 2026, I had another malfunction with my car that it went into limp mode and can't accelerate much higher than 25 mph and had to get my car towed to Hyundai Svc center. Could this be related to my reoccurring issue? The 1st time of the SSM warning was on 5/20/25. I could not get my car out of park. Shop found code in car related to SSM warning but it was operating normal for them. 2nd time of SSM warning on 6/30/26. I was stranded and called a friend for help. We had to disconnect battery for 15 min then turn car back on. Was able to take car out of park and drove to Hyundai service. It still had the engine warning light on did but techs said it did not show any codes. Shop had opening not until 7/14/26. Had my car for 7 days. I had to tell them of the TSB on the issue. They said they found issue with my wiring harness and replaced part. I thought my issue with the SSM was solved. IT WAS NOT SOLVED. For the 3rd time on 8/15/26, I once again got on my dashboard the "Shifter System Malfunction Service Immediately" warning. This was only a month and half from when the shop supposedly fixed the problem. They could not duplicate problem so no fix.

Filed Oct 28, 2026 · Electrical · MA

I am filing a formal safety complaint against Hyundai Motor America for non-compliance with federal safety recall regulations regarding Recall 244 (the federal safety agency Campaign 23V181/235) for my 2022 Hyundai Santa Fe (VIN #[XXX]. I have been experiencing a severe parasitic battery drain that leaves the vehicle completely dead if parked for more than three days. This is a known, definitive symptom of moisture intrusion and short-circuiting within the tow hitch harness module covered under this active fire-hazard safety recall. The vehicle has died four times and required a full battery replacement. I have asked to have a re-check of the recall under Federal rule 49 USC 30120. I have filed a complaint with Hyundai and have a case #. They have now told me there's nothing they can do and I will have to pay to have it checked. The tow hitch is showing live voltage on a meter reader too. I've been advised to pull the fuses but there are none in the trailer hitch spots in the fuse box. The empty slots show an incomplete recall fix was performed or wired wrong causing an un-remedied parasitic power short active in this car. My car is a fire hazards! Hyundai won't help me. I have fully documented everything. I have been dealing with Hyundai for two month with no solution other than I have to pay them to re-check the recall and only at specific dealerships. What can I do? INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Aug 11, 2026 · Electrical · LA

The horn has now stopped working in my vehicle twice. It was replaced 01/27/2023, and is now non-functional again. I believe this to be a safety issue as I have no way to warn other drivers or pedestrians of my presence, if necessary. One example of this, was that a vehicle was proceeding into my lane on the interstate yesterday afternoon and I had to avoid them hitting my vehicle by driving onto the shoulder of the road, as I could not use my horn to let them know they were coming into my lane while I was on the side of them.

Filed Jul 9, 2026 · Electrical · CA

I did a navigation update as requested by the infotainment system on the Hyundai. After the update, the air conditioner would not turn on when the ac button was depressed . I took the vehicle to my local Hyundai dealer and they found the ac blower and ac button working intermittently. After further inspection, the mechanic found the multi fuses that sit on the PCB bloc had one burnt fuse that did not blow and was still hot and the PCB block had melted around where the fuse connected to it. ( Hyundai stated that they required the damaged PCB fuse, the PCB block and the harness). I'm concerned that the electrical short discovered by the Hyundai mechanic could have progress and burnt my car or my house since I keep my car in the garage. The Mechanic working for the Hyundai dealer found the burnt fuses and PCB block and kept them after replacing them with new parts. The ac was working fine until I did the navigation update and there were no warnings whatsoever.

Filed Jun 21, 2026 · Driver assistance, Electrical · PA

I have videos of these two incidents and others that I could not upload. While driving on the PA Turnpike at 4:25PM on 5/22/26 75 mph my accelerator pedal stopped responding, my front collision warning light, engine, EPB, and numerous other lights came on across my dashboard despite there being no contact with any object and my speed rapidly dropped. The front camera came on as if there was an object too close. I was in the middle lane. While I was trying to move to the shoulder there were tractor trailers behind me and to my right that began flashing their lights because my speed drastically dropped and was unable to safely stay with the flow of traffic in the heavy rain. While still in Drive car started changing through notices on my digital screen "Check Blind-Spot Safety system" "Check Forward Safety system" with the car crash icon, and "Check Driver Attention Warning (DAW) system." Then I began trying to press the accelerator pedal again and the car would not move at all but the tachometer was going to 2x1000rpm. When I turned the car off and turned it back on again the engine light was still on, but the accelerator pedal was responsive. About an hour later when the tow truck driver from AAA attempted to drive the car on to the flat bed the accelerator pedal was unresponsive again. This was at least the fifth time my vehicle had lost propulsion without warning. Every prior time Bowser Hyundai had different reasons for the failure, made a repair, and said it was safe to drive. Another incident occurred 4/7/2026 using cruise control at 84 mph when the car unexpectedly lost propulsion. The accelerator was again unresponsive, I was on the turnpike with two children in the vehicle. I steered towards the shoulder and the car slowed to a stop. After that incident, Bowser Hyundai replaced the transmission on the car. They notified me on June 18 that they believe they fixed the problem again but I don't feel the vehicle is safe for my family and worry it will be deadly

Filed Jun 10, 2026 · Electrical, Engine · NC

Vehicle: 2022 Hyundai Santa Fe | Current Mileage: 140,000 Description of Safety Defect: While operating a 2022 Hyundai Santa Fe at speed, the vehicle suffered a sudden, complete, and catastrophic loss of motive power in the middle of a live, active roadway without any prior warning or dashboard indicator lights. The transmission abruptly dropped out of gear and the engine shut down entirely, trapping the driver and three young children in active traffic and creating an immediate, life-threatening highway safety hazard. The vehicle was towed to Sport Durst Hyundai in Durham, NC, where technicians confirmed a total internal transmission failure where the gears fail to engage. This exact mechanical failure mechanism directly mirrors the severe engineering defect detailed in the federal safety agency Campaign Number 22V746000 (Hyundai Safety Recall 236) for electric oil pump failures causing a sudden loss of drive power. Hyundai Motor America Corporate Case Management has issued a flat denial of all safety and goodwill repair coverage based strictly on the vehicle's 140,000 miles, claiming that mileage absolves them of product liability for a catastrophic drivetrain safety defect that endangered three young children. Furthermore, the franchise dealership is actively withholding the GDS diagnostic failure scan codes from the consumer, calling them "internal documents" to actively suppress federal evidence of this safety failure. Further, the authorized Hyundai dealership engaged in deceptive practices by refusing to put anything in writing, and refusing my request for any diagnostic information, including any report indicating diagnostic error codes, technician summary, etc.

Filed Jun 4, 2026 · Electrical, Engine · NJ

Beginning on 04/17/2026, my vehicle began displaying multiple safety-related dashboard warnings simultaneously, accompanied by audible alerts. The warnings included the Forward Collision Safety System, Blind-Spot Monitoring, Electronic Parking Brake (EPB), Stability and Traction Control, Lane Keep Assist, and AUTO HOLD — all activating at the same time. These warnings reappeared on several occasions and were photographed with date and location data embedded in each image. My vehicle was brought to Burlington Hyundai dealership, where a repair order was opened and a loaner was provided. The car was returned without the issue being fixed. Within days, the same warnings reappeared and the situation worsened. On multiple occasions, the engine shut off completely and the transmission shifted into neutral on its own while my vehicle was being driven at approximately 20 to 40 mph. On at least one occasion, the parking brake engaged automatically without any input from the driver. A dashboard photo clearly documents the message "Engine Off! Shift to N, then start engine." These failures are a serious danger to everyone on the road. When the engine shuts off while driving, normal steering and braking ability is lost. When the parking brake engaged on its own, the car stopped abruptly with no warning. Any one of these incidents could have caused a serious accident or injury. My vehicle was returned to the dealership for a second repair visit and a second loaner was provided. The dealership confirmed via text that the car was still in the shop but never followed up with a diagnosis or timeline. When the dealership was called directly, no update was provided. As of 06/04/2026, my vehicle has been at the dealership for at least 30 days across two visits — 11 days for the first and at least 19 days for the second — with no confirmed root cause, no completed repair, and no clear communication.

Filed May 30, 2026 · Electrical · NM

While driving to work, the rear driver-side window suddenly fell down into the door without warning. The power window/regulator system appears to have failed. The window would not stay up or operate normally afterward. The failed component is available for inspection upon request. This created a safety concern because the vehicle could not be secured, outside air/noise entered the vehicle while driving, and rain/debris could enter the passenger compartment. It also created a distraction while driving because the sudden window drop was unexpected. There were no warning lights, dashboard messages, or prior symptoms before the failure. The issue has not yet been confirmed by a dealer or independent repair shop. The vehicle/component has not yet been inspected by the manufacturer, police, insurance, or others. The suspected failed component is the rear driver-side power window regulator or related window mechanism. Cause is unknown.

Filed Apr 26, 2026 · Electrical, Engine · FL

Fuel injector failed the entire engine on my 2022 Santa Fe had to be completely replaced. The dealership put in a new engine. Santa Fe is only four years old. That is highly unusual.

Filed Jan 28, 2026 · Electrical, Engine · OH

Took my 22 Sante fe to the Hyundai dealership to have the blower motor checked since I have no air flow in my car. Dealership informed me that the engine harness needs replaced and that it melted the fuse box under the hood. So, I am not able to replace my blower motor at this time due to the melted fuse box. Dealership also advised that they have seen the same problem in multiple 22 Sante Fe. and that there is likely more with the same issue within the United States. I have been noticing a melting/hot smell in the car before the airflow quit and I took it to the dealership to be diagnosed.