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2017–2020 Hyundai Elantra · common fault repair costs

What the known faults on this Hyundai Elantra typically cost to put right at a UK independent garage · use the figures to price risk before you bid, and to justify a reduction when something shows up on inspection.

Cost at a glance

Most expensive fault
£900–£3,200
Top three risks, from
£1,140
Worst case, everything
£10,050

The single priciest documented job on the 2017–2020 Hyundai Elantra is dct clutch pack / mechatronic work at £900–£3,200. Few cars need every repair listed here · treat £2,020–£10,050 as the full exposure if one arrived with all of them.

Cost per fault

Transmission (7-speed DCT)High

Shuddering, hesitation, or jerky shifts at low speeds, particularly when pulling away from a standstill.

DCT clutch pack / mechatronic work£900–£3,200

Inspect · Conduct a low-speed forecourt test. Shift between Drive and Reverse multiple times, feeling for delayed engagement or excessive judder when creeping forward.

EngineHigh

Nu 2.0L engine — some engine-failure and stalling complaints (check recall/warranty history).

Infotainment repair or software fix£120–£1,200

Inspect · Listen for knock, confirm any engine software/recall work.

ElectricalLow

Infotainment and sensor glitches.

Infotainment repair or software fix£120–£1,200

Inspect · Test the screen and driver aids.

Exterior PaintworkMedium

Flaking or peeling paint, predominantly on models finished in white or pearl white, affecting the roof edge and bonnet.

Infotainment repair or software fix£120–£1,200

Inspect · Visually inspect the roofline above the windscreen, the bonnet edges, and the A-pillars for bubbling, lifting clear coat, or exposed primer.

Engine ManagementMedium

Rough idle, hesitation under load, and an illuminated engine management light due to premature ignition coil failure.

Suspension refresh (per axle)£250–£1,100

Inspect · Start the engine from cold. Observe the rev counter for hunting and feel through the steering wheel and seat for misfire vibrations before the engine warms up.

Front SuspensionLow

Knocking or clunking noises from the front end when traversing uneven surfaces or turning the steering wheel at a standstill.

Suspension refresh (per axle)£250–£1,100

Inspect · With the engine running and the vehicle stationary, turn the steering wheel lock-to-lock listening for spring binding or clunks from the strut top mount bearings.

EngineMedium

Oil consumption on some engines.

Oil leak trace & seal / gasket£180–£700

Inspect · Check oil level and top-up history.

SteeringLow

Electric steering faults.

Minor repair or adjustment£80–£350

Inspect · Confirm consistent steering feel.

Ranges are indicative parts-and-labour costs at a UK independent garage, inclusive of VAT. Franchised dealers typically sit 40–80% higher, and prestige or electrified variants sit at the top of each band. Always get a written quote before committing.

Inspecting a Hyundai Elantra this week?

Build a tickable checklist for the exact car in front of you, record faults with photos, and hand the buyer a report.