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2018 MINI Convertible (F57)

Browse our directory of 2018 MINI Convertible (F57) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.

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Common Problems & Reliability

1
Serious
4
Moderate
0
Minor

The 2018 MINI Convertible (F57) has 5 known issues. 1 of these are classified as serious faults that could be expensive to repair. 4 are moderate concerns worth inspecting before purchase.

BDC (Body Domain Controller) Water Damage

Serious

Water ingress from blocked drains or A-pillar seals can damage the BDC module, leading to total electrical failure.

Symptoms: Interior electronics failing, Lights flickering...

Est. repair cost: £500–£1,500

Upper Engine Mount Failure

Moderate

The same hydraulic upper mount issue seen on the F56 hatch creates extra vibration and drivetrain movement.

Symptoms: Idle vibration, Knock when moving off...

Est. repair cost: £250–£450

Roof Position Sensor / Drain Issues

Moderate

The electric soft top is reliable overall, but blocked drains or failing position sensors can interrupt operation and lead to damp trim.

Symptoms: Roof stops mid-cycle, Roof warning light...

Est. repair cost: £150–£700

Front Suspension Bush Wear

Moderate

Heavy wheels and UK potholes wear front bushes and drop links, causing the familiar MINI knock from the front axle.

Symptoms: Knocking at low speed, Tyre shoulder wear...

Est. repair cost: £200–£400

"Secure Vehicle Against Rolling" (Shifter Spring)

Moderate

Automatic models can trigger a drivetrain warning due to a tiny broken spring in the selector mechanism.

Symptoms: "Secure vehicle against rolling" warning, Drivetrain alert when in Park...

Est. repair cost: £100–£1,200

View detailed MINI Convertible (F57) fault guide

Buying Tips for the 2018 MINI Convertible (F57)

  • ✓A 2018-on F57 Cooper S is often the best all-round used Convertible if you want pace without R57 engine drama.

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