Mercedes-Benz CLA Wing Mirror: Specs, Fitment & Common Faults
A genuinely important, technical finding: the mirror fold circuit uses just two wires with reversed polarity on related models — if a mirror folds one way but not the other, this rules out a broken wire, pointing to the switch instead.
Illustration for editorial purposes
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Mercedes-Benz CLA Wing Mirror: OEM Part Number
Mercedes-Benz CLA Wing Mirror: More Electronics Hiding Inside Than Most People Realise
A Mercedes-Benz CLA wing mirror looks like a simple piece of glass and plastic from the outside, but it houses folding motors, heating elements, indicator lights, and sometimes blind-spot sensors — meaning a "faulty mirror" can mean several genuinely different things.
Mercedes-Benz CLA Wing Mirror: Driver's Side or Passenger Side? Sorting Out the Terminology
Wing mirrors for the Mercedes-Benz CLA 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 CLA. 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.
Mercedes-Benz CLA Wing Mirror: What It Does
Beyond the obvious job of rear visibility, modern wing mirrors on higher trims of the CLA 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.
Mercedes-Benz CLA Wing Mirror: Generations, Derivatives, Colour & Mirror Adjustment
| Standard trims | Polar White, Night Black, Cosmos Black, Mountain Grey — Polar White and Black are the no-cost options; electric adjustment is standard on most trims from this generation, with heated glass increasingly common too — though the most basic specification may still be manual; confirm your exact trim |
|---|---|
| AMG Line/AMG | Patagonia Red and Sun Yellow are popular performance-associated shades, some exclusive to AMG trims; electric adjustment and heated glass are standard on this trim |
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A Genuinely Important, Technical Finding Worth Knowing — Mercedes-Benz CLA Wing Mirror
If a mirror will fold in one direction but genuinely won't move the other way, this is genuinely worth knowing: the mirror fold mechanism uses just a simple two-wire circuit on related models, with the polarity reversed depending on fold direction. This means a broken wire can be genuinely ruled out if the mirror works in one direction but not the other, since a broken wire would prevent both directions from working — this instead points toward the switch itself.
It's also genuinely worth knowing that a battery disconnect or proper diagnostic reset has resolved intermittent auto-fold glitches in documented cases, where the setting shows as enabled but the mirrors stop responding to it.
Mercedes-Benz CLA 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 Mercedes-Benz Wing Mirror
The same part, covered across other Mercedes-Benz models.