Kia brand mark

Is the 2022–2024 Kia Carnival reliable?

Scored from 8 documented faults · reviewed by the VehicleFaults Research Team

Quick answer

6.4/ 10
Mixed

On our documented-fault scoring the Kia Carnival rates 6.4 out of 10 · mixed. We hold 8 known faults for it and 1 are rated high severity, so the risk is real but contained. The weak points cluster around electrical, doors and transmission. A well-serviced example with evidence for the big-ticket items is usually a safe buy; the score describes the model, not the specific car in front of you.

Verdict · Negotiate · budget for the known faults

What the score is built from

Critical
0
High
1
Medium
3
Low
4

Weak points cluster around electrical, doors, transmission, engine.

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The faults that decide it

ElectricalHigh

Short circuit in the accessory tow hitch wiring module due to moisture ingress, potentially causing a continuous battery drain or fire risk.

Typically appears
Any mileage (weather dependent)
What to inspect
Look under the rear bumper for a fitted tow bar; if present, check the socket for green corrosion and verify recall completion history on the system.
Typical repair
Electrical diagnosis & module repair · £120–£900
DoorsMedium

Power sliding-door sensor and motor faults.

Typically appears
Any
What to inspect
Cycle both power sliding doors and the tailgate several times.
Typical repair
Electrical diagnosis & module repair · £120–£900
EngineMedium

3.5L V6 oil consumption on some cars.

Typically appears
60,000+ miles
What to inspect
Check oil level and history.
Typical repair
Oil leak trace & seal / gasket · £180–£700
SuspensionMedium

Knocking noise from the rear over uneven surfaces and poor ride quality caused by premature fluid leakage from the shock absorbers.

Typically appears
20,000-40,000 miles
What to inspect
Shine a torch into the rear wheel arches to check the shock absorber bodies for fresh oil weeping or heavy dirt accumulation indicating a leak.
Typical repair
Suspension refresh (per axle) · £250–£1,100
ElectricalLow

Infotainment/dual-screen glitches and camera faults.

Typically appears
Any
What to inspect
Test all screens, cameras and the 360 view if fitted.
Typical repair
Infotainment repair or software fix · £120–£1,200

Costs are indicative UK independent-garage bands for budgeting and negotiation · never a quote.

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