2023 Hyundai Santa FE power train problems

44 owner complaints filed with NHTSA name the power train on the 2023 Hyundai Santa FE — 21% of all complaints for this model year.

Power Train complaints

21%

share of all complaints

—

median reported incident mileage

3 / 0

crash / fire reports

What owners report

“I own a 2023 Hyundai Santa Fe Calligraphy AWD equipped with the 2.5L turbo engine and 8-speed wet dual-clutch transmission. At approximately 39,900 miles, the check-engine light illuminated. Hyundai Bluelink diagnostics reported powertrain/TCU diagnostic trouble code P1C2D03, identified as a…”
filed Sep 6, 2026
“Subject: Formal Dispute: Warranty Breach and Failure to Repair – 2023 Hyundai Santa Fe Timeline & Facts:11/2/25 (~52,000 miles): I officially reported an intermittent loss of power and severe engine revving (up to 7,000 RPM). This created a severe safety hazard when merging and accelerating from an…”
filed Aug 12, 2026

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

This bulletin provides information related to a Transmission Control Unit (TCU) software update for some vehicles equipped with an 8-speed wet dual clutch transmission (8WDCT). The software update revises the touch…
26-AT-005H TSB · Service Bulletin/Repair Instructions · issued Jun 5, 2026
Some Santa Cruz (NXT), Santa Fe (TMA, MX5A), and Sonata (DN8A) models may require replacement of the 8-speed wet dual clutch transmission (8WDCT) when the vehicle sets one of the high pressure electric oil pump (HP EOP)…
26-AT-001H TSB · Service Bulletin/Repair Instructions · issued Mar 3, 2026
Some Santa Fe (TMA) and Tucson (NX4A) vehicles equipped with a 2.5L GDI engine and 8 speed automatic transmission may have DTC U028700 (Lost Communication With Trans Fluid Pump Module) set by the transmission Electric…
26-AT-002H · Service Bulletin/Repair Instructions · issued Feb 21, 2026