Known APK problem

Renault Clio IV: exhaust and emissions

On the Renault Clio IV the APK inspector finds exhaust and emissions problems 4.1× as often as on cars of the same age: at 7–8 years 0.8%, against about 0.2% nationally.

Illustration Renault Clio IV

Window: Oct 2025 – Sep 2026 · Updated: 16 Oct 2026

What is it?

A leaking exhaust, high emissions or problems with the catalytic converter or particulate filter.

Repair indication: mediuma targeted repair at the garage.

How to check it at the viewing

Start the engine cold and watch for smoke and an uneven idle. Listen for blowing noises under the car.

Ask the seller: Has any work been done on the exhaust, catalytic converter or particulate filter?

By age

Share of inspected Renault Clio IVs with this defect, compared with all cars of the same age.

AgeTypeClio IV95%-CINationalDifferencen
7 – 8 yearsA0.8%0.7 – 1.0%0.2%4.1×20,655
9 – 10 yearsA0.6%0.5 – 0.7%0.3%1.8×21,754
9 – 10 yearsB0.2%0.2 – 0.3%0.7%0.3×21,754
11 – 12 yearsA0.5%0.4 – 0.6%0.4%1.2×22,394
11 – 12 yearsB0.6%0.5 – 0.7%1.5%0.4×22,394
13 – 15 yearsA0.6%0.4 – 1.0%0.4%1.4×2,638
13 – 15 yearsB1.0%0.7 – 1.5%2.5%0.4×2,638

A = structure, safety or costly mechanics; B = fail, usually simple; C = advisory. An age is missing when this defect is not among the most common there.

Comparable cars at 7–8 years

ModelExhaust and emissionsVs. national
Renault Clio IV0.8%4.1×
Audi A1 (8X)1.2%3.0×
Peugeot 208 I1.6%3.9×
SEAT Ibiza IV0.4%1.1×

Looking at a Renault Clio IV? Check that car

Enter the plate and see the APK history, open recalls and how this car compares with other Renault Clio IVs of the same age.

All weak spots of the Renault Clio IV · Exhaust and emissions: which models more often · Checklist for this model

Frequently asked questions

Does the Renault Clio IV often have exhaust and emissions problems?

Yes, more often than average at the APK. At 7–8 years the inspector found a exhaust and emissions defect on 0.8% of inspected Renault Clio IVs, against about 0.2% of all cars of the same age (4.1×). Source: RDW Open Data, Oct 2025 – Sep 2026.

How do you check the exhaust and emissions on a used Renault Clio IV?

Start the engine cold and watch for smoke and an uneven idle. Listen for blowing noises under the car.

Repair indication: small, medium or large. An indication of the usual repair, not a quote: the real cost depends on the car, the cause and the garage.

Source: RDW Open Data (CC0), analysis CarXray.nl. 6,857,004 inspected passenger cars aged 3 years and older, Oct 2025 – Sep 2026. Each car counts once. How we know