Should I buy a 2014–2018 Citroën C4 1.6 Diesel Manual?

Explore common problems, estimated repair costs and practical checks for the 2014–2018 Citroën C4 1.6 Diesel Manual. Use this guide to help assess a used car, then unlock a personalised report for the exact vehicle you're considering.

Common problems

1High Likelihood

AdBlue tank or SCR pump failure

Engine warning light, emissions warning, AdBlue fault message, restart countdown or reduced power.

How to check

Start the car from cold, let it idle, then drive until fully warm and watch the dash for warnings.

Estimated Repair Cost

£1,400

2High Likelihood

Rear ABS sensor wiring chafing

Dashboard lights up with ABS/ESP/parking brake warnings, sometimes after bumps or wet weather.

How to check

Drive over a few normal road imperfections and make several low-speed turns while watching for warning lights.

Estimated Repair Cost

£250

3High Likelihood

EGR and airflow metering faults

Engine warning light, flat acceleration, hesitation, uneven running or repeated anti-pollution faults.

How to check

Accelerate gently and then more firmly through the mid-range once the engine is warm.

Estimated Repair Cost

£550

MOT Failure Rate

0%10%20%30%0–20,000 miles: 10.5% (758 failed / 7,190 tests)20,000–40,000 miles: 17.5% (5,041 failed / 28,734 tests)40,000–60,000 miles: 22.5% (6,575 failed / 29,275 tests)60,000–80,000 miles: 26.1% (4,909 failed / 18,773 tests)80,000–100,000 miles: 27.8% (2,448 failed / 8,814 tests)100,000–120,000 miles: 26.9% (893 failed / 3,319 tests)120,000–140,000 miles: 26.9% (363 failed / 1,349 tests)140,000–160,000 miles: 25.2% (166 failed / 659 tests)160,000–180,000 miles: 24.9% (96 failed / 386 tests)180,000–200,000 miles: 21.8% (49 failed / 225 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2014–2018 Citroën C4 1.6 Diesel Manual

Citroën C4 buying questions

Is a 2014–2018 Citroën C4 worth buying?

It can be, but only if the individual car backs it up. For the 2014–2018 Citroën C4 1.6 Diesel Manual, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the Citroën C4 (2014–2018)?

The problem cards above list the model-level checks for this guide. Read them as priorities for inspection and paperwork review, not proof that every example will have those faults.

What should I check before buying a Citroën C4?

Look for evidence, not just assurances: MOT advisories, service history, repair invoices, warning lights, fluid leaks, tyre and brake condition, and how the car behaves on a proper test drive. And of course, look at your personalised Should I Buy This Car? report, outlining a full list of common issues in detail, a personalised road test, a plain-English explanation and a MotorIQ score.

A model guide is useful. A report on its registration is better.

The guide above gives you the model-level pattern. A personalised MotorIQ report checks the registration-specific record and turns it into an ownership view before you commit.

Or enter the vehicle manually