Citroen C4 Picasso Wing Mirror: Specs, Fitment & Common Faults

On the C4 Picasso, 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 Number: confirm via VIN — Aftermarket Van Wezel 0979815 (LH) / 0979816 (RH)

A Genuinely Useful Test: Listen for Motor Noise to Separate Mechanical From Electrical — Citroen C4 Picasso Wing Mirror

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.

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.

Citroen C4 Picasso Wing Mirror: More Electronics Hiding Inside Than Most People Realise

From the outside, the Citroen C4 Picasso's wing mirror looks like nothing more than glass and plastic, but it packs in folding motors, heating elements, indicator lights, and sometimes blind-spot sensors — so "the mirror's broken" could point to several unrelated faults.

Citroen C4 Picasso Wing Mirror: Watch: Replacing It

Filmed on a C4 Picasso.

Citroen C4 Picasso Wing Mirror: Driver's Side or Passenger Side? Sorting Out the Terminology

Ordering the wrong side is a genuinely common mistake with Citroen C4 Picasso wing mirrors, partly because sellers, workshops and catalogues don't consistently agree on which side is which. On a right-hand-drive UK car:

• 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 C4 Picasso. 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.

Citroen C4 Picasso Wing Mirror: What It Does

Beyond the obvious job of rear visibility, modern wing mirrors on higher trims of the C4 Picasso 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.

Citroen C4 Picasso Wing Mirror: Generations, Derivatives, Colour & Mirror Adjustment

Citroen C4 Picasso Wing Mirror: Common Faults, DIY Difficulty & Aftermarket Advice

These are the same regardless of make or model — see our full Wing Mirror Guide for common faults to check for, confirming the exact spec against your VIN, how difficult this job is to DIY, and aftermarket advice.

More Citroen Wing Mirror

The same part, covered across other Citroen models.

• Citroen Berlingo Wing Mirror
• Citroen C1 Wing Mirror
• Citroen C3 Wing Mirror
• Citroen C4 Cactus Wing Mirror
• Citroen C4 Wing Mirror
• Citroen C5 Aircross Wing Mirror