What are the most common Hyundai Ioniq problems?
According to Au7o's analysis of 395+ owner reports, the 2018 Hyundai Ioniq has 3 documented issues. The most frequently reported are: 6-Speed DCT Harsh Shifting, Shuddering, and Hesitation, Electronic Parking Brake and Auto Hold Malfunction, Motor Driven Power Steering Column Bearing Noise. None are rated critical, but regular maintenance is recommended.
Is the Hyundai Ioniq reliable?
The 2018 Hyundai Ioniq has 3 known issues documented across 395+ owner reports. No issues are rated critical, suggesting generally good reliability. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Hyundai Ioniq problems?
Repair costs for known Hyundai Ioniq issues range from $0 to $3,000, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2017-2022 Hyundai Ioniq 6-Speed DCT Harsh Shifting, Shuddering, and Hesitation?
The Hyundai Ioniq Hybrid and PHEV use a 6-speed dual-clutch transmission (DCT) that is prone to harsh shifting, shuddering during low-speed acceleration, and hesitation from a stop. The defect involves the transmission control module (TCM) and the dual-clutch mechanism itself. Th… Repairs typically run $0-$3,000. Severity: medium.
What is the 2017-2022 Hyundai Ioniq Electronic Parking Brake and Auto Hold Malfunction?
The Hyundai Ioniq's electronic parking brake (EPB) and Auto Hold feature can malfunction randomly, illuminating the EPB warning light and disabling the Auto Hold function. The EPB system uses brushed DC motors in the rear calipers that can fail prematurely, with diagnostic code C… Repairs typically run $400-$1,400. Severity: medium.
What is the 2017-2022 Hyundai Ioniq Motor Driven Power Steering Column Bearing Noise?
Hyundai Technical Service Bulletin 21-ST-003H says certain vehicles may develop bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. The bulletin applies to 2017-2022 Ioniq Hybrid and Plug-In Hybrid vehicles and 2017-2021 Ioniq Electric vehicles… Severity: low.
