Citroen C5 Aircross Wing Mirror: Specs, Fitment & Common Faults

On the C5 Aircross, a genuinely useful test: listening for motor noise separates a mechanical gear fault from an electrical one at a specific, well-documented wiring weak point.

Illustration for editorial purposes

OEM Part Numbers

Accuracy note: we weren't able to verify a confident Citroen C5 Aircross wing mirror part number at the time of writing. Please confirm the correct part via a Citroen dealer or parts specialist using your VIN.

A Genuinely Useful Test: Listen for Motor Noise to Separate Mechanical From Electrical

If a mirror has stopped folding properly, this is genuinely worth listening for before assuming either cause: with the mirror attempting to fold, listen closely for motor noise. If you can hear the motor running but the mirror doesn't move, or moves only partially and struggles, this points toward worn internal plastic gearing — a mechanical fault typically requiring the whole mirror unit to be replaced. If you hear no motor noise at all, this points toward an electrical fault instead.

A genuine, specific electrical weak point worth checking if there's no motor noise: the wiring running from the A-pillar into the door passes through a rubber grommet at exactly the point where the door flexes every time it's opened and closed. Over years of use, this is a well-documented weak point where the wire sleeve can crack or the wire itself can eventually break from repeated flexing. Removing this grommet and checking the wiring for visible damage is worth doing before assuming a more complex fault.

It's also worth knowing that auto-fold specifically via the key fob can be disabled through dealer diagnostic software as a configurable setting — if only the fob-triggered fold has stopped working while the interior switch still folds the mirrors normally, this points toward a settings or coding issue rather than a mechanical or wiring fault at all.

More Electronics Hiding Inside Than Most People Realise

A wing mirror looks like a simple piece of glass and plastic from the outside, but on most modern cars it houses folding motors, heating elements, indicator lights, and sometimes blind-spot sensors — meaning a "faulty mirror" can mean several genuinely different things.

Before you buy: mirror specification varies significantly by trim — heated, power-folding, indicator-integrated and blind-spot-sensor versions are not interchangeable. Always confirm against your VIN before ordering.

Citroen C5 Aircross Wing Mirror reference plate

Driver's Side or Passenger Side? Sorting Out the Terminology

Wing mirrors are sold by side, and UK retailers, workshops and part catalogues don't always use the same terms for the same side — so it's worth being clear before you order. In right-hand-drive UK cars:

Driver's side = right-hand (RH) = offside (OS) — the side closest to the centre of the road.
Passenger side = left-hand (LH) = nearside (NS) — the side closest to the kerb.

Part listings may use any of these terms interchangeably — "RH mirror," "offside mirror," and "driver's side mirror" all refer to the same physical part on a UK-spec C5 Aircross. Double-check which convention your supplier is using before ordering, since a mix-up here is one of the most common reasons the wrong mirror turns up.

What It Does

Beyond the obvious job of rear visibility, modern wing mirrors on higher trims of the C5 Aircross often integrate turn signal repeaters, puddle lights, heating elements to clear condensation, and power-fold motors for tight parking spaces. Higher-spec versions may also house blind-spot monitoring sensors, making them considerably more expensive to replace than a basic mirror.

Fitment & Compatibility

Mirror specification differs substantially by trim level on the C5 Aircross — a basic manual mirror and a heated, power-folding, sensor-equipped version are not interchangeable even though they may look similar from a distance. Always confirm the exact specification fitted to your specific trim before ordering, ideally by referencing your VIN rather than assuming based on the visible features. Whether you're sourcing a replacement wing mirror for your Citroen C5 Aircross 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.

Common Faults

Symptoms Worth Knowing

Mirror won't fold or unfold — usually a failing fold motor rather than a wiring fault, though worth checking the fuse first.
Indicator repeater not working — often a simple bulb or LED failure, though integrated units may require replacing the whole mirror glass assembly.
Heating element not clearing condensation — can indicate a failed heating element or a blown fuse specific to that circuit.
Cracked or shattered housing — usually impact damage, and a straightforward like-for-like replacement in most cases.

DIY Replacement Difficulty

Replacing the mirror glass alone is usually an easy DIY job on most versions. Replacing the entire mirror housing is more involved, typically requiring removal of an interior door panel trim piece to access the wiring connector, and blind-spot sensor-equipped mirrors may need recalibration afterward. Expect 15–30 minutes for a glass-only swap, or up to an hour for a full housing replacement.

OEM vs. Aftermarket

For basic, non-electronic mirrors, reputable aftermarket parts are a perfectly reliable, cheaper alternative to OEM. For mirrors integrating blind-spot sensors or advanced electronics, OEM parts are strongly recommended given the calibration and compatibility risks involved with aftermarket sensor-equipped units.

More Citroen Wing Mirror Guides

The same part, covered across other Citroen models.