Question 1

What is ICCU (Integrated Charging Control Unit) Failure on the Hyundai Tucson (NX4)?

Accepted Answer

Affects Hybrid (HEV) and Plug-in Hybrid (PHEV) models. The unit can fail, preventing the 12V battery from charging and potentially leaving the car stranded.

Question 2

What is GPF Clogging on the Hyundai Tucson (NX4)?

Accepted Answer

The Gasoline Particulate Filter can clog if the car isn't driven at higher speeds periodically to allow for regeneration. A common issue for urban-only drivers.

Question 3

What is DCT Judder (HEV/1.6T) on the Hyundai Tucson (NX4)?

Accepted Answer

The dual-clutch transmission can be jerky or exhibit a shudder during low-speed manoeuvres, similar to previous generations.

Question 4

What should I check when buying a used Hyundai Tucson (NX4)?

Accepted Answer

On HEV and PHEV models, verify the ICCU service campaign/recall has been completed.

Question 5

What should I check when buying a used Hyundai Tucson (NX4)?

Accepted Answer

Check for GPF (Gasoline Particulate Filter) warnings, especially on cars used for short city school runs.

Question 6

What should I check when buying a used Hyundai Tucson (NX4)?

Accepted Answer

Test the 10.25-inch infotainment screen for responsiveness and software stability.

Question 7

What years was the Hyundai Tucson (NX4) made?

Accepted Answer

The Hyundai Tucson (NX4) was produced from 2021 to 2024.

Hyundai Tucson (NX4)

Tucson (NX4) Reliability & Common Faults

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