2023 BMW X5 M50D G05 LED FOG LIGHT FRONT RIGHT DRIVER SIDE 7406366

Part number 7406366. We take parts off vehicles every week, and this page is updated with a link straight to the part as soon as another one arrives.

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About part number 7406366

An LED front fog light provides a bright, wide beam of light to illuminate the road surface directly ahead of the vehicle in poor weather conditions. It is part of the exterior lighting system, situated in the lower front bumper on the right-hand side, and connects directly to the vehicle's electrical wiring loom. When it is working correctly, the driver gains clear visibility of road markings and kerbs during thick fog, heavy rain, or falling snow without dazzle.

To confirm that this unit is the correct replacement for your vehicle, you must check that your original part matches the part number 7406366. You can usually find this number stamped or printed onto the rear plastic housing or on an identification label attached to the body of the light assembly. Matching this part number directly is the only way to guarantee correct fitment and electrical compatibility.

Front fog lights are commonly replaced after sustaining stone chip damage, cracked lenses, or internal failure of the LED circuit board. When fitting a replacement unit, a technician usually needs suitable bumper clips, fixing screws, and the correct electrical connector plug to complete the installation safely.

About this kind of part: fog lamps

A fog lamp is a small sealed unit set into the lower corner of a front bumper, below the main headlamp. Its beam is wide and flat and cut off sharply at the top, which is what stops it reflecting back off fog, and that pattern is why it cannot be substituted with any other kind of lamp. On many cars the same housing also provides the cornering light that illuminates the direction the wheels are turned, and on some it is a daytime running light as well.

Why people replace one

  • A stone has broken the lens, which is almost inevitable on a lamp mounted this low and this far forward.
  • The housing has cracked or the mounting tabs have snapped in a light knock, because the fog lamp sits exactly where a bumper takes a kerb or a post.
  • Water has got into the unit through a failed seal and the lens mists up or the lamp has corroded internally.
  • The lens has clouded and yellowed from stone blasting and road salt.
  • The lamp has been removed for a bumper repair and the tabs were broken getting it out.

Fitting it

  • Most fog lamps are reached from behind the bumper cover, sometimes through the wheel arch liner and sometimes only with the bumper off.
  • They are held by two or three screws into a carrier, or clipped into a surround that is itself screwed to the bumper.
  • The aim is adjustable on most units and is set low and level. A fog lamp aimed upwards defeats its own purpose and dazzles.
  • The surround or finisher around the lamp is usually a separate part, and it is often what was broken rather than the lamp itself.

Making sure it is the right one

  • Match the part number. Within one model there are commonly a plain fog lamp, one that also provides a cornering light, and a diode version, and they are not interchangeable.
  • Count the connector pins and compare the block with your own lamp. A lamp with extra functions has extra wires.
  • Check the lens marking against your own. It records the approval and the beam type, and a lamp of the wrong type is not a legal substitute.
  • Compare the mounting arrangement: some clip into a surround and some screw to a carrier, and the two cannot be swapped.

What to look for in the photographs

A Part number — On a label or moulded into the back of the housing.
B Lens marking — Etched into the lens: the approval and the beam type. Compare it with the marking on your own lamp.
C Connector — Count the pins. A plain fog lamp, one with a cornering light and a diode unit all differ here.
D Mounting tabs — The tabs or screw bosses that hold the lamp. These snap easily and are the most common hidden fault.
E Lens surface — Look across the lens at an angle. Stone pitting on a lamp this low shows in a raking light and disappears in a flat one.
F Seal and housing — The joint where the lens meets the housing, and the back cover. Water enters where these have been disturbed.

This section describes fog lamps parts in general. The numbers and the photographs above are this part.

Free next-day delivery in the United Kingdom Sent with DPD on a tracked, next-day service. Most mainland addresses are next day; the Highlands and Islands, Northern Ireland, the Channel Islands and the Isle of Man can take a day longer.

Returns Thirty days to change your mind, and we pay the return postage in the United Kingdom and Germany.

Trade and VAT C.E.J Haime Group Limited is VAT registered in England and Wales, and every order comes with a full VAT invoice.

Not sure it is the right part? Send us your registration or VIN and we will check this part number against your own vehicle before you buy.

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