The 2022 Kona is still young in service life, but early patterns show the 1.6T suffers from the usual GDi carbon buildup, while all trims battle premature suspension bushings and transmission mount failures. Electric models have been solid; gas variants show typical Hyundai weak points in drivetrains and soft chassis rubber.
Transmission Mount Failure (All Gas Models)
Common · medium severityTypical onset: 40,000-70,000 mi
Symptoms: Clunking on acceleration or deceleration, especially uphill starts, Excessive engine movement visible from engine bay, Vibration through cabin at idle in Drive
Fix: Replace failed hydraulic engine mount, typically passenger side. 1.5-2 hours labor. OE mount recommended—aftermarket variants collapse faster.
Estimated cost: $350-600
Subframe and Trailing Arm Bushing Deterioration
Common · medium severityTypical onset: 50,000-80,000 mi
Symptoms: Clunking over bumps from rear suspension, Steering wander or vague feel, especially after hitting potholes, Visible cracking or tearing in rubber bushings during inspection
Fix: Rear subframe bushings and trailing arm bushings fail early, especially in freeze-thaw climates. Replacing all four subframe bushings plus trailing arm bushings is 4-5 hours. Press required for some bushings; some shops replace entire trailing arms to avoid press work.
Estimated cost: $800-1,400
1.6L Turbo Carbon Buildup on Intake Valves
Occasional · medium severityTypical onset: 60,000-90,000 mi
Symptoms: Rough idle, misfires on cold start, Loss of power, hesitation under load, Check engine light with multiple misfire codes (P0300-P0304)
Fix: Direct-injection engines have no fuel wash on intake valves. Walnut blasting required—intake manifold removal, 3-4 hours labor. Catch can installation recommended to slow recurrence.
Estimated cost: $600-900
Dual-Clutch Transmission Judder and Overheating (7DCT models)
Occasional · high severityTypical onset: 30,000-60,000 mi
Symptoms: Shuddering during low-speed acceleration or parking lot maneuvers, Transmission overheating warning on dash during stop-and-go traffic, Harsh or delayed shifts, especially 1-2 and 2-3
Fix: Hyundai's 7-speed DCT struggles with heat in urban driving. Early failures covered under powertrain warranty (10yr/100k mi). Out-of-warranty clutch pack replacement is 8-10 hours, requires transmission removal. Fluid and cooler service sometimes buys time but rarely fixes judder long-term.
Estimated cost: $3,500-5,500
Front Wheel Bearing/Hub Assemblies (AWD Models)
Occasional · medium severityTypical onset: 60,000-100,000 mi
Symptoms: Growling or humming noise that increases with speed, Noise changes with turning—louder in one direction, ABS or traction control warning lights intermittently
Fix: AWD variants load front hubs harder; bearings fail earlier than FWD. Hub assembly replacement is 2-2.5 hours per side. Wheel speed sensor integrated into hub—no separate sensor replacement possible.
Estimated cost: $450-700 per side
Heater Core Leaks (Early Production 2022s)
Rare · high severitySymptoms: Sweet coolant smell in cabin, especially with heat on, Fog on windshield that's oily to touch, Coolant loss with no external leaks visible, Wet passenger-side carpet
Fix: Some early 2022 production runs had defective heater cores. Dash removal required—8-10 hours labor. Hyundai issued a service campaign (not a recall) covering some VINs. Check service history before buying.
Estimated cost: $1,200-1,800
Solid daily driver if you avoid the DCT and stay on top of bushings—buy the 2.0L with conventional auto or go Electric; 1.6T manual is the enthusiast pick if you can find one.
AI-assisted summary drawn from NHTSA recall data, our labor-times database, and platform knowledge. Not a substitute for a pre-purchase inspection on a specific vehicle.