2018 Hyundai Santa Fe Sport
Common Problems
Ranked from 174 federal NHTSA complaints. Every problem links to the complaint IDs behind it.
13 Common Problems
Ordered by how often owners reported each one to NHTSA. The bar shows how common a problem is relative to the most-reported on this vehicle. Expand any problem to see the federal complaint IDs.
- 1
Engine Knocking and Misfires
47complaintsSafety riskEngineThe engine produces knocking sounds and misfires, indicating potential internal engine failure.
$200–$900est. ignition service (coils/plugs) · 1–4 hrs laborGet local quotes - 2
Engine Light Flashes and Check Engine Warning
46complaintsHigh severityEngineThe check engine light frequently flashes or stays on, indicating potential engine malfunction.
$100–$250est. professional diagnosis · 1–2 hrs laborGet local quotes - 3
High Oil Consumption
42complaintsSafety riskEngineThe engine consumes an excessive amount of oil, leading to frequent oil changes and potential engine failure.
$400–$4,500est. oil-consumption repair (rings/pcv) · 3–14 hrs laborGet local quotes - 4
Excessive Oil Consumption
39complaintsHigh severityEngineThe engine consumes an abnormally high amount of oil, often requiring frequent refills.
$400–$4,500est. oil-consumption repair (rings/pcv) · 3–14 hrs laborGet local quotes - 5
Engine Failure Leading to Stalling
33complaintsHigh severityEngineThe engine frequently stalls, especially at higher speeds or under load, posing a safety risk.
$4,000–$8,000est. engine replacement · 12–20 hrs laborGet local quotes - 6
Engine Backfiring and Misfiring
30complaintsHigh severityEngineThe engine backfires and misfires, leading to poor performance and potential safety risks.
- 7
Engine Seizure
24complaintsSafety riskEngineThe engine may seize, potentially leading to a loss of power and a crash or fire hazard.
$4,000–$8,000est. engine replacement · 12–20 hrs laborGet local quotes - 8
Recall repair delays
11complaintsLow severityOtherThe manufacturer has not provided the necessary parts for the NHTSA recall campaign in a timely manner.
- 9
Engine Failure During Operation
8complaintsHigh severityEngineThe engine fails during operation, causing the vehicle to lose power and potentially stall on the road.
$4,000–$8,000est. engine replacement · 12–20 hrs laborGet local quotes - 10
Air Bag System Issues
5complaintsLow severityOtherIssues with the air bag system, including non-deployment during collisions and warning lights.
- 11
Engine Stall During Acceleration After Stopping
5complaintsMedium severityEngineThe engine stalls or does not accelerate properly after stopping, leading to potential collisions.
$150–$1,200est. stalling / shutdown diagnosis + repair · 1–5 hrs laborGet local quotes - 12
Fuel System Leaks
5complaintsMedium severityOtherThe fuel system experiences leaks, leading to oil contamination and potential engine failure.
- 13
Engine Stalling and Jerking
2complaintsMedium severityEngineThe engine stalls and jerks unpredictably, especially at higher speeds, leading to loss of control and potential accidents.
$150–$1,200est. stalling / shutdown diagnosis + repair · 1–5 hrs laborGet local quotes
Other years & sources
Data source: U.S. National Highway Traffic Safety Administration (NHTSA) owner complaints and recalls. Problems are clustered and ranked from the complaint record; occurrence counts reflect corroborating complaints, not total incidence. Vehicle image is illustrative. Repair-cost figures are typical U.S. independent-shop ranges (parts + labor) for the class of repair shown — actual quotes vary by region, engine, and diagnosis; always confirm with a local shop.