Subaru Crosstrek Tail Lights: Specs, Fitment & Common Faults
On the Crosstrek, checking for missing breather caps on the tail light assembly's backside has genuinely resolved persistent condensation on related models.
Illustration for editorial purposes
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OEM Part Number: confirm via VIN — tail light (aftermarket) Abakus 120-1901L-UE / Equal Quality GP1793
| Tail lights (aftermarket) | Abakus 120-1901L-UE (left, LED, without bulb holder, from 2015, outer section, right-hand pair 120-1901R-UE); Abakus 220-1929L-UE (left, without bulb holder, right-hand pair 220-1929R-UE); Equal Quality GP1793 (left, without bulb holder) |
|---|---|
| Genuine (OE) numbers quoted | None quoted in the catalogue listings — the genuine light varies by trim, bulb or LED type and facelift date, so order it against your VIN |
| Fitment notes | Left and right are separate parts; check LED or bulb type, whether the bulb holder is included, body style and facelift date before ordering. |
Subaru Crosstrek Tail Lights: More Wiring Behind There Than Most People Assume
Because brake light, indicator, reversing light and rear fog light are usually combined in one Subaru Crosstrek tail light housing, a single electrical fault can knock out more than one function at once — which is why this particular complaint rarely means just one thing.
Subaru Crosstrek Tail Lights: What It Does
Beyond basic rear visibility, tail light units on the Crosstrek 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.
Subaru Crosstrek Tail Lights: Watch: Replacing It
Fitment & Compatibility
Subaru Crosstrek Tail Lights: Generations & Tail Light Type
| Standard trims | Halogen bulb-based units as standard |
|---|---|
| Higher trims, later model years | LED tail lights become available further up the range, genuinely a different assembly and connector from the halogen units on lower trims |
Tail light design changed between generations of the Crosstrek, 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 Subaru Crosstrek 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.
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A Genuinely Specific, Real Fix Worth Checking For — Subaru Crosstrek Tail Lights
If you're seeing condensation in a tail light, this is genuinely worth knowing: on related Subaru models, the light assembly has small breather caps on its backside, designed to let the unit breathe while keeping water out. Documented cases have found these caps missing entirely, with simply replacing them resolving a persistent condensation problem permanently.
It's also genuinely worth knowing that LED tail lights run considerably cooler than traditional bulbs, making genuine leaks more likely to persist rather than clear on their own, and persistent standing water has been documented corroding electrical components in LED units over a period of roughly two years.
Subaru Crosstrek Tail Lights: 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 Subaru Tail Lights
The same part, covered across other Subaru models.