We’re diving deep into the most common problems Hyundai Santa Fe owners face across all generations, from engine issues like oil sludge buildup and crankshaft position sensor failure to transmission problems, suspension concerns, and more.
But if you just need a quick answer, here’s what you need to know:
Engine problems like oil sludge buildup, bearing wear, and crankshaft position sensor failure are common across all Hyundai Santa Fe generations. Maintaining transmission fluid quality and level, as well as updating transmission control module software, are crucial for preventing shifting issues.
The 3rd gen (2013-2018) is known for premature front control arm bushing wear and potential steering lock-up due to faulty electronic power steering units.
4th gen (2019-2023) models have issues with the start-stop system causing engine stalling and shutdowns. Airbag failures, malfunctioning automatic emergency braking systems, and tow hitch harness fire risks are also reported.
Hyundai Santa Fe Hybrid models may experience premature battery failure and warning light illumination.
That’s the gist of it, but stick around as we break down each problem in detail, covering symptoms, causes, solutions, and repair costs. Let’s get started!
We Used Real World Data To Create This List Of Problems
Before we dive into the most common problems, let’s quickly explain how we created this list.
First, we asked 501 owners (via Facebook) about their Hyundai Santa Fe to get a feel for what kind of problems they’ve run into. Yes, it’s a small data set but it is real world data that’s hard to beat.
All owners had their Hyundai Santa Fe for at least a year and we saw a wide range of mileage from 91,000 to 203,000.
Then, we turned to resources like the National Highway Traffic Safety Administration, and many others, to review the most common complaints issues by owners along with the full history of recalls and active investigations.
Next, I fact-checked everything against my almost two decades of automotive experience working everywhere from dealerships to your local shops. Lastly, our team of automotive experts takes a closer look into each problem and breaks down why it happens, what you can do to prevent it, and how to fix it.
We review the data and interpret the results to make your life easier. Now that you understand how we came up with this list, let’s get into it!
What Hyundai Santa Fe Owners Told Us
Here’s the survey results from 501 Santa Fe owners (click to expand):
The most frequently reported issues with this American assembled vehicle were rough or delayed transmission shifting, timing chain tensioner failure, and crankshaft position sensor failure.
Other common problems included front control arm bushing wear, excessive oil consumption, and engine failure due to oil sludge buildup or bearing wear.
Owners also reported concerns with start-stop systems causing stalling, electronic power steering lock-up, and various other electrical and safety-related issues.
Problems Common To All Generations of Hyundai Santa Fe
Engine Problems
When it comes to engine problems in the Hyundai Santa Fe, there are a few issues that stand out across all generations. These include engine failure due to oil sludge buildup or bearing wear, crankshaft position sensor failure causing stalling or no-start conditions, and the importance of timely timing belt maintenance to prevent engine damage.
Engine failure due to oil sludge buildup or bearing wear
One of the most serious engine problems you might encounter with your Hyundai Santa Fe is engine failure caused by oil sludge buildup or bearing wear. Symptoms of this issue include:
- Knocking noise coming from the engine
- Low oil pressure warning light
- Seized engine that won’t turn over
The main causes of this problem are insufficient oil changes, using low-quality oil, and high mileage. When you neglect regular oil changes or use subpar oil, sludge can build up in the engine, leading to increased wear on bearings and other critical components. Over time, this can result in complete engine failure.
To address this issue, the first step is to have your engine inspected by a qualified mechanic. They will likely recommend an oil change using high-quality synthetic oil, which can help break down sludge and improve engine lubrication. In severe cases where the engine has seized or suffered extensive damage, an engine replacement may be necessary.
Costs for addressing this problem can vary widely depending on the severity. A simple oil change using high-quality oil will typically run between $50 and $100, while a complete engine replacement can cost anywhere from $3,000 to $8,000 or more.
Crankshaft position sensor failure causing stalling or no-start conditions
Another common engine problem in the Hyundai Santa Fe is crankshaft position sensor failure, which can cause stalling or no-start conditions. Symptoms of this issue include:
- Engine stalling while driving
- Difficulty starting the engine
- Check engine light illuminated on the dashboard
The crankshaft position sensor is responsible for monitoring the position and rotational speed of the crankshaft, which the engine control module uses to determine the correct timing for fuel injection and ignition. When this sensor fails, it can cause the engine to stall or fail to start altogether.
Common causes of crankshaft position sensor failure include a faulty sensor, wiring issues, and debris buildup on the sensor or surrounding components. To diagnose this problem, a mechanic will typically use a diagnostic scanner to check for error code P0335, which indicates a problem with the crankshaft position sensor circuit.
The solution for this issue is usually to replace the crankshaft position sensor and clean any wiring connections or debris buildup in the surrounding area. Costs for this repair can range from $100 to $300, depending on the specific vehicle and location.
Timing belt maintenance is crucial to prevent engine damage
One of the most important maintenance tasks for preventing engine damage in your Hyundai Santa Fe is regular timing belt replacement. Symptoms of a worn or stretched timing belt include:
- Engine misfires or running rough
- Difficulty starting the engine
- Ticking or squealing noise coming from the engine
The timing belt is responsible for synchronizing the rotation of the crankshaft and camshaft, ensuring that the engine’s valves open and close at the proper times. When the timing belt stretches or wears out, it can cause the valves to open and close at the wrong times, leading to engine misfires, reduced performance, and even severe engine damage if the belt breaks completely.
To prevent these issues, it’s crucial to have your timing belt replaced according to the manufacturer’s recommended maintenance schedule, which is typically every 60,000 to 100,000 miles. Neglecting this maintenance can result in costly engine repairs down the line.
The cost for a timing belt replacement can vary depending on the specific vehicle and location, but typically ranges from $500 to $1,000 or more. While this may seem like a significant expense, it’s far less than the cost of repairing or replacing an engine damaged by a broken timing belt.
By staying on top of regular timing belt maintenance and addressing any symptoms of a worn or stretched belt promptly, you can help ensure the longevity and reliability of your Hyundai Santa Fe’s engine.
Transmission Problems
Transmission issues are another area where Hyundai Santa Fe owners may experience problems. The two main concerns are maintaining proper transmission fluid quality and level for smooth shifting, and the potential need for transmission control module software updates to address shift quality issues.
Transmission fluid quality and level must be maintained for proper shifting
One of the most common transmission problems in the Hyundai Santa Fe is rough or delayed shifting, which can be caused by low or dirty transmission fluid. Symptoms of this issue include:
- Rough or jerky shifting between gears
- Delayed engagement when shifting from park to drive
- Slipping or shuddering sensation during acceleration
- Burning smell coming from the transmission area
Transmission fluid is responsible for lubricating and cooling the various components inside the transmission, as well as providing hydraulic pressure for smooth shifting. When the fluid level gets low or the fluid becomes dirty and contaminated, it can cause a variety of shifting issues and even lead to premature wear on clutches and gears.
To address this problem, I recommend having your transmission fluid checked regularly and topped off or changed as needed. In some cases, a full transmission flush may be necessary to remove built-up contaminants and restore proper shifting. Costs for these services can range from $100 to $300 or more, depending on the specific vehicle and location.
If you ignore low or dirty transmission fluid for too long, it can lead to more serious problems like worn clutches or gears, which may require costly repairs or even a complete transmission replacement. Catching and addressing fluid issues early on can save you a lot of money and headaches down the road.
Transmission control module software updates may be required
Another transmission problem that some Hyundai Santa Fe owners may experience is poor shift quality due to outdated or faulty transmission control module software. Symptoms of this issue include:
- Rough or erratic shifting between gears
- Hesitation or delay when accelerating from a stop
- Check engine light illuminated on the dashboard
The transmission control module is responsible for managing the operation of the transmission, including shift timing and pressure control. When the software in this module becomes outdated or corrupted, it can cause a variety of shift quality issues that can’t be resolved through mechanical repairs alone.
In many cases, the solution for this problem is to have the transmission control module software reprogrammed or updated by a qualified mechanic using specialized diagnostic equipment. This can often resolve shift quality issues and restore proper transmission operation.
The cost for a transmission control module software update can vary depending on the specific vehicle and location, but typically ranges from $100 to $500 or more. While this may seem like a significant expense, it’s often much less than the cost of more invasive transmission repairs or replacement.
If you’re experiencing shift quality issues with your Hyundai Santa Fe and fluid level and condition have been checked and ruled out as potential causes, it’s worth having a mechanic check for any available software updates that may resolve the problem.
The New 2024 Santa Fe is back at the dealership for a second time with dual-clutch transmission issues here’s why:
Problems Specific To 3rd Generation Hyundai Santa Fe (2013-2018)
Suspension Problems
For 3rd generation Hyundai Santa Fe models (2013-2018), suspension problems are a common concern. Two specific issues to watch out for are premature wear of the front control arm bushings and potential steering lock-up caused by faulty electronic power steering units.
One of the most common suspension problems reported by 3rd generation Hyundai Santa Fe owners is premature wear of the front control arm bushings. Symptoms of this issue include:
- Clunking or knocking noise coming from the front suspension, especially when going over bumps or turning
- Uneven or rapid tire wear, particularly on the inside or outside edges of the front tires
- Loose or wandering steering feel, especially at highway speeds
Control arm bushings are responsible for cushioning and stabilizing the front suspension, allowing the control arms to pivot smoothly as the vehicle goes over bumps and turns. When these bushings wear out prematurely, it can cause a variety of suspension and steering issues that can affect the vehicle’s handling and safety.
The most common cause of premature control arm bushing wear is simply high mileage and normal wear and tear. However, factors like frequent driving on rough or unpaved roads, aggressive driving habits, and carrying heavy loads can accelerate the wear process.
To address this problem, the worn control arm bushings will need to be replaced, and a front-end alignment should be performed to ensure proper wheel alignment and tire wear. The cost for this repair can vary depending on the specific vehicle and location, but typically ranges from $200 to $600 or more for parts and labor.
Steering lock-up due to faulty electronic power steering units
Another potential problem that 3rd generation Hyundai Santa Fe owners may experience is steering lock-up caused by a faulty electronic power steering unit. Symptoms of this issue include:
- Steering wheel suddenly becomes difficult or impossible to turn, especially while driving at low speeds or parking
- Loss of power steering assist, making the steering feel heavy and hard to turn
- Warning lights on the dashboard, such as the EPS (Electronic Power Steering) or Check Engine light
The electronic power steering unit is responsible for providing steering assist and making the vehicle easier to turn, especially at low speeds. When this unit fails, it can cause the steering to suddenly lock up or become very difficult to turn, which can be a serious safety hazard.
Common causes of electronic power steering unit failure include faulty sensors, wiring issues, and internal component wear or damage. In some cases, a software update may be available to resolve the issue, but more often, the entire power steering unit will need to be replaced.
If you suspect a problem with your Santa Fe’s electronic power steering system, it’s important to have it diagnosed by a qualified mechanic as soon as possible. They can perform tests to determine the specific cause of the problem and recommend the appropriate repair. Costs for this repair can be significant, typically ranging from $800 to $1,500 or more for parts and labor, depending on the specific vehicle and location.
By being aware of these common suspension and steering issues in 3rd generation Hyundai Santa Fe models and addressing them promptly, you can help ensure the safety, reliability, and handling performance of your vehicle.
Problems Specific To 4th Generation Hyundai Santa Fe (2019-2023)
Engine Problems
One of the most significant issues faced by owners of 4th generation Hyundai Santa Fe models (2019-2023) is engine stalling and shutdowns related to the faulty start-stop system.
The start-stop system, designed to save fuel by shutting off the engine when the vehicle is stopped, has been a source of frustration for many 4th generation Santa Fe owners. Symptoms of this problem include:
- Engine stalls unexpectedly while driving or coming to a stop
- Engine shuts down and fails to restart after a stop
- Rough or delayed engine restarts after a stop
- Warning lights on the dashboard, such as the Check Engine or Battery Charge light
The root cause of this issue is often a malfunctioning start-stop system, which can be triggered by various factors such as faulty sensors, wiring issues, or software glitches. In some cases, a weak or failing battery may also contribute to the problem, as the start-stop system relies on the battery to restart the engine quickly and smoothly.
To address this issue, I recommend first having the battery tested to ensure it’s in good condition and holding a proper charge. If the battery is weak or failing, it should be replaced. If the battery is not the problem, a mechanic can use a diagnostic scanner to check for any error codes related to the start-stop system, such as P1A0F or P1AAA, which indicate a fault in the system.
Depending on the specific cause of the problem, the solution may involve updating the engine control module software, replacing faulty sensors or wiring, or in some cases, disabling the start-stop system entirely. Costs for these repairs can vary widely, from $100 to $500 or more, depending on the specific issue and the complexity of the repair.
As a temporary workaround, some owners have reported success in preventing stalling and shutdowns by manually disabling the start-stop system each time they start the vehicle, using the button provided on the dashboard. However, this is not a long-term solution and does not address the underlying problem.
Safety Problems
4th generation Hyundai Santa Fe models have also been subject to several safety-related issues, including airbag failures, malfunctioning automatic emergency braking systems, and a potential fire risk related to the tow hitch harness.
Airbag failure to deploy during frontal collisions
One of the most concerning safety issues reported by 4th generation Santa Fe owners is the failure of airbags to deploy during frontal collisions. Symptoms of this problem include:
- Airbags do not inflate during a frontal impact collision
- Warning lights on the dashboard, such as the Airbag or SRS (Supplemental Restraint System) light
- Unusual airbag deployment, such as only one airbag inflating or airbags deploying without a collision
Airbag failures can be caused by various factors, such as faulty crash sensors, damaged wiring, or defective airbag inflators. In some cases, the problem may be related to a manufacturer defect or recall.
If you suspect a problem with your Santa Fe’s airbags, it’s crucial to have the system inspected by a qualified mechanic as soon as possible. They can use diagnostic tools to check for any error codes related to the airbag system, such as B1342 or B1370, which indicate a fault in the driver or passenger side front airbag circuits.
Depending on the specific cause of the problem, the solution may involve replacing faulty sensors, wiring, or airbag modules. In some cases, a software update may be available to address the issue. Costs for these repairs can be significant, typically ranging from $1,000 to $3,000 or more, depending on the extent of the damage and the specific components that need to be replaced.
It’s important to note that airbag failures are a serious safety concern and should not be ignored. If your vehicle is subject to an airbag-related recall, be sure to have the necessary repairs completed as soon as possible to ensure the safety of you and your passengers.
Automatic emergency braking system malfunctioning and engaging unexpectedly
Another safety issue that has been reported by some 4th generation Hyundai Santa Fe owners is the malfunction of the automatic emergency braking system, which can cause the vehicle to brake unexpectedly without a valid reason. Symptoms of this problem include:
- Sudden and unexpected braking, even when no obstacles are present
- Warning lights on the dashboard, such as the AEB (Automatic Emergency Braking) or FCW (Forward Collision Warning) light
- Unusual alerts or warnings from the collision avoidance system, such as false proximity alerts
The automatic emergency braking system uses a combination of radar sensors and cameras to detect potential collisions and apply the brakes automatically if the driver does not respond in time. When this system malfunctions, it can cause the vehicle to brake unexpectedly, potentially leading to accidents or near-misses.
Common causes of automatic emergency braking system malfunctions include faulty radar sensors, damaged or obstructed cameras, and software glitches. In some cases, the problem may be related to a manufacturer defect or recall.
If you experience unexpected braking or other issues with your Santa Fe’s automatic emergency braking system, it’s important to have the system inspected by a qualified mechanic. They can use diagnostic tools to check for any error codes related to the system, such as C1A00 or C1A01, which indicate a fault in the radar sensor or camera circuits.
Depending on the specific cause of the problem, the solution may involve recalibrating the sensors, updating the system software, or replacing faulty components such as radar sensors or cameras. Costs for these repairs can range from $500 to $1,500 or more, depending on the specific issue and the complexity of the repair.
As with airbag failures, malfunctions in the automatic emergency braking system are a serious safety concern and should be addressed promptly to ensure the safety of you and your passengers.
Tow hitch harness fire risk due to water intrusion
A potential fire risk related to the tow hitch harness has been identified in some 4th generation Hyundai Santa Fe models, prompting a recall from the manufacturer. Symptoms of this problem include:
- Burning smell or visible smoke coming from the rear of the vehicle near the tow hitch area
- Melted or damaged wiring, connectors, or other components in the tow hitch harness area
- Trailer lights or other electrical accessories not functioning properly when connected to the tow hitch
The root cause of this issue is water intrusion into the tow hitch harness module, which can lead to corrosion and short-circuiting of the electrical components. Over time, this can generate enough heat to melt the wiring and potentially start a fire.
To address this problem, Hyundai has issued a recall for affected vehicles, which involves installing a new tow hitch harness module with improved water resistance and replacing any damaged wiring or connectors. If your Santa Fe is equipped with a tow hitch and you have not yet received a recall notice, I recommend contacting your local Hyundai dealer to check if your vehicle is affected and schedule the necessary repairs.
In the meantime, if you notice any of the symptoms described above or have concerns about the safety of your vehicle’s tow hitch harness, it’s best to stop using the tow hitch and have the vehicle inspected by a qualified mechanic as soon as possible. They can check for any signs of water intrusion, corrosion, or damage and recommend the appropriate repairs.
The cost for replacing the tow hitch harness and related components under the recall should be covered by Hyundai, but if your vehicle is not included in the recall or has suffered additional damage due to the issue, repairs could range from $500 to $1,000 or more, depending on the extent of the damage and the specific components that need to be replaced.
By being aware of these potential safety issues and taking prompt action to address any concerns, you can help ensure the safety and reliability of your 4th generation Hyundai Santa Fe.
Transmission Problems
Some owners of 4th generation Hyundai Santa Fe models have reported experiencing abrupt shifting and acceleration issues with the transmission.
Abrupt shifting and acceleration issues with the transmission
Transmission problems can be particularly concerning, as they can affect the drivability and safety of your vehicle. Symptoms of abrupt shifting and acceleration issues in the 4th generation Santa Fe may include:
- Rough or harsh shifts between gears, especially during acceleration or deceleration
- Sudden and unexpected acceleration or deceleration, even when the accelerator pedal is not being pressed
- Hesitation or delayed response when shifting from Park to Drive or Reverse
- Warning lights on the dashboard, such as the Check Engine or Transmission Temperature light
These issues can be caused by various factors, such as low or dirty transmission fluid, worn clutches or gears, faulty sensors or solenoids, or problems with the transmission control module software.
If you experience any of these symptoms, I recommend having your Santa Fe’s transmission inspected by a qualified mechanic as soon as possible. They can use diagnostic tools to check for any error codes related to the transmission, such as P0700 or P0730, which indicate a general transmission problem or an issue with the gear ratio.
Depending on the specific cause of the problem, the solution may involve changing the transmission fluid and filter, updating the transmission control module software, replacing faulty sensors or solenoids, or in more severe cases, rebuilding or replacing the entire transmission. Costs for these repairs can vary widely, from a few hundred dollars for a simple fluid change to several thousand dollars for a transmission rebuild or replacement.
To help prevent transmission problems, I recommend following the manufacturer’s recommended maintenance schedule for transmission fluid changes and having the transmission inspected regularly for any signs of wear or damage. If you tow frequently or drive in harsh conditions, you may need to have the transmission serviced more often than the standard recommendations.
Electrical Problems
Another issue reported by some owners of 4th generation Hyundai Santa Fe models is problems with the power liftgate not opening or closing properly.
Power liftgate failing to open or close properly
The power liftgate is a convenient feature that allows you to open and close the rear liftgate with the push of a button or by using the key fob. However, when it fails to work properly, it can be frustrating and may even pose a safety risk. Symptoms of power liftgate problems in the 4th generation Santa Fe may include:
- Liftgate fails to open or close when the button is pressed or the key fob is used
- Liftgate opens or closes partially, then stops and reverses direction
- Liftgate makes unusual noises, such as grinding, clicking, or straining sounds, during operation
- Warning lights or messages on the dashboard related to the power liftgate system
These issues can be caused by various factors, such as a weak or failing liftgate motor, damaged or misaligned liftgate hinges or tracks, faulty sensors or switches, or problems with the liftgate control module or wiring.
If you encounter any problems with your Santa Fe’s power liftgate, I recommend first checking to make sure there are no obstructions or debris blocking the liftgate’s path or sensors. If there are no visible obstructions, you may need to have the system inspected by a qualified mechanic. They can use diagnostic tools to check for any error codes related to the power liftgate system and determine the specific cause of the problem.
Depending on the issue, the solution may involve replacing the liftgate motor, realigning the hinges or tracks, replacing faulty sensors or switches, or updating the liftgate control module software. Costs for these repairs can range from a few hundred to over a thousand dollars, depending on the specific components that need to be replaced and the complexity of the repair.
In some cases, you may be able to manually open or close the liftgate using the emergency release handle located inside the liftgate trim panel. However, this should only be used as a temporary solution until you can have the problem properly diagnosed and repaired.
Regular maintenance, such as lubricating the liftgate hinges and tracks and keeping the sensors and other components clean and free of debris, can help prevent power liftgate problems and ensure smooth operation over time. If you do experience any issues with your Santa Fe’s power liftgate, it’s best to address them promptly to avoid further damage or safety concerns.
Problems Specific To Hyundai Santa Fe Hybrid Models
Battery Problems
Hyundai Santa Fe Hybrid models have been known to experience some specific issues related to the hybrid battery system, including premature battery failure and warning light illumination.
Premature battery failure and warning light illumination
The hybrid battery is a critical component of the Santa Fe Hybrid’s powertrain, as it stores the electrical energy generated by the vehicle’s regenerative braking system and helps power the electric motor to improve fuel efficiency. When the hybrid battery fails prematurely or experiences other issues, it can affect the vehicle’s performance, fuel economy, and overall functionality. Symptoms of hybrid battery problems in the Santa Fe Hybrid may include:
- Reduced fuel efficiency or electric-only driving range
- Unusual battery-related warning lights or messages on the dashboard, such as the Hybrid System Warning or Battery Discharge Warning
- Decreased acceleration or power, especially when driving in electric-only mode
- Strange noises coming from the hybrid battery area, such as clicking, buzzing, or humming sounds
Premature hybrid battery failure can be caused by various factors, such as manufacturing defects, exposure to extreme temperatures, or improper charging or maintenance. In some cases, the issue may be related to a problem with the battery management system or other hybrid components.
If you suspect a problem with your Santa Fe Hybrid’s battery, I recommend having the system inspected by a qualified mechanic who specializes in hybrid vehicles. They can use diagnostic tools to check for any error codes related to the hybrid battery system, such as P0A7F or P0A80, which indicate a hybrid battery voltage imbalance or a problem with the battery management system.
Depending on the specific cause of the problem, the solution may involve replacing the hybrid battery pack, updating the battery management system software, or replacing other faulty hybrid components. Costs for these repairs can be significant, often ranging from $2,000 to $5,000 or more for a full hybrid battery replacement.
To help prevent hybrid battery problems and extend the life of the battery pack, I recommend following the manufacturer’s recommended maintenance schedule and avoiding exposing the vehicle to extreme temperatures or leaving it parked for extended periods without driving. If you do need to park the vehicle for an extended time, it’s a good idea to start it up and let it run for at least 30 minutes every few weeks to help maintain the hybrid battery’s charge and prevent damage.
If you experience any warning lights or other symptoms related to your Santa Fe Hybrid’s battery, it’s important to have the issue diagnosed and addressed promptly to avoid further damage or safety concerns. While hybrid battery repairs can be costly, catching and addressing problems early can often help minimize the expense and ensure the long-term reliability of your vehicle’s hybrid system.
Closing Thoughts
As we’ve seen, the Hyundai Santa Fe has its share of common problems across various generations and models but is overall a long lasting and reliable vehicle. While some issues are more severe than others, it’s essential to stay informed and proactive about maintaining your vehicle. Regular check-ups and addressing any concerns promptly can help minimize the risk of costly repairs down the line.
Based on the information we’ve covered, if you’re in the market for a used Santa Fe, I’d recommend opting for a model from the 3rd generation (2013-2018), as they seem to have fewer reported issues compared to the earlier and later generations. However, as with any used car purchase, be sure to have a thorough pre-purchase inspection done by a trusted mechanic to identify any potential problems before you buy.
