Mini Countryman Tail Lights: Specs, Fitment & Common Faults

On the Countryman, water pooling up to three inches deep with mould has genuinely been traced to a rear light cluster that just looked slightly dull, not obviously damaged.

Illustration for editorial purposes

OEM Part Numbers

Accuracy note: we weren't able to verify a confident Mini Countryman tail lights part number at the time of writing. Please confirm the correct part via a Mini dealer or parts specialist using your VIN.

More Wiring Behind There Than Most People Assume

A tail light unit typically bundles several functions into one housing — brake light, indicator, reversing light and rear fog light — which means a single electrical fault can affect more than one function at once, and a "faulty tail light" can mean several genuinely different things.

Before you buy: tail light design and bulb type vary by trim and facelift status. Always confirm against your VIN before ordering.

What It Does

Beyond basic rear visibility, tail light units on the Countryman typically integrate brake lights, indicators, reversing lights and rear fog lights into a single housing. Higher trims may use LED units with a distinct light signature, which are not interchangeable with standard halogen units even if the physical mounting looks similar.

Mini Countryman Tail Lights reference plate

Fitment & Compatibility

Tail light design changed between generations of the Countryman, and facelifted versions within the same generation often use a revised light signature that isn't interchangeable with pre-facelift units. Always confirm the exact part for your specific model year before ordering. Whether you're sourcing a replacement tail lights for your Mini Countryman from a dealer, specialist, or online marketplace, always check compatibility against your registration or VIN before buying, and confirm you're ordering the correct side — driver's side (RH in the UK) or passenger side (LH in the UK) — since these are not interchangeable.

A Genuinely Alarming, Real Account Worth Knowing — Mini Countryman Tail Lights

If you're finding unexplained water or dampness in the boot, this is genuinely worth knowing: one documented case saw water pooling up to three inches deep in the boot's toolkit well after heavy rain, with mould growing under both cover panels, eventually traced directly to condensation and water ingress via the rear light cluster — even though the lights themselves simply looked slightly dull rather than being obviously damaged. Replacing both rear lights permanently resolved the issue.

A genuinely honest account worth knowing about pushing back on a dismissive dealer: one documented case on a car just five weeks old saw one specific rear light cluster mist over badly after washing, while the dealership dismissed this as "acceptable." The owner reasonably questioned why only one side was affected rather than both, if this was genuinely meant to be normal — worth raising this same question if only one side shows this pattern.

It's also genuinely worth knowing that on second-generation R56 Cooper models specifically, a well-documented issue sees the plastic bulb carrier or electrical connector actually melt due to a poor ground connection, worth being aware of if you notice a burning plastic smell rather than assuming a simple blown bulb.

Common Faults, DIY Difficulty & Aftermarket Advice

These are the same regardless of make or model — see our full Tail Lights Guide for diagnosing which circuit has failed, how easy this job is to DIY, and aftermarket advice.

More Mini Tail Lights

The same part, covered across other Mini models.

Mini Countryman Tail Lights: Specs, Fitment & Common Faults

OEM Part Numbers

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A Genuinely Alarming, Real Account Worth Knowing — Mini Countryman Tail Lights