BMW 1 Series Fog Lights: Specs, Fitment & Common Faults
A genuinely useful, distinctive finding: all external bulbs are controlled by a single module, the footwell module — if bulbs and fuses all check out fine yet the fogs still don't work, a fault here is a commonly suspected cause.
Illustration for editorial purposes
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OEM Part Number: confirm via VIN — aftermarket TYC 19-11016-01-9 / TYC 19-11015-01-9
| Fog light, passenger side (LH / nearside) — aftermarket | TYC 19-11016-01-9 (H11); TYC 19-15348-00-9 (LED); Van Wezel 0553997 (LED); Johns 20 37 29-5 (LED, with bulb holder); Diederichs 1218089 (LED, with dynamic bending light); Prasco BM1274414 (LED, with holder) |
|---|---|
| Fog light, driver's side (RH / offside) — aftermarket | TYC 19-11015-01-9 (H11); TYC 19-15347-00-9 (LED); Van Wezel 0553998 (LED); Johns 20 37 30-5 (LED, with bulb holder); Diederichs 1240188 (LED); Alkar 2902843 (H11, without holder) |
| Bulb types | H11; LED units |
| Genuine (OE) numbers quoted | None quoted in catalogue listings — order genuine units against your VIN |
| Fitment notes | Most F40 fog lamps are LED, with H11 halogen versions for cars with halogen lamps. Diederichs 1218089 (LH) is the version with the dynamic bending light. Diederichs 1282088/1282089 are for sport bumper cars. Abakus and Alkar units are for left-hand-drive cars only. |
BMW 1 Series Fog Lights: Rarely Used, Easy to Forget About Until Needed
The BMW 1 Series's fog lights sit unused for most owners most of the year, which means a fault can go unnoticed for a long time — right up until a genuinely foggy morning makes the problem obvious at the worst possible moment.
BMW 1 Series Fog Lights: What It Does
Front fog lights are angled and positioned to illuminate the road surface in low visibility conditions without creating the glare a standard headlight beam would in fog. Some higher trims of the 1 Series integrate fog lights into the same housing as cornering lights or daytime running lights, which affects both the part number and the complexity of any repair.
BMW 1 Series Fog Lights: Watch: Replacing It
F20/F21; multi-series alt https://www.youtube.com/watch?v=XGXh-3zsfN8 (Replace Fog Lamp BMW Serie 1 2 3 4 5)
Fitment & Compatibility
BMW 1 Series Fog Lights: Generations, Derivatives & Fog Light Type
| Standard trims | Halogen (HB4/9006) bulb-based fog lights as standard |
|---|---|
| M Sport, factory option | Genuine BMW retrofit LED fog lights are offered as a direct replacement for the halogen units on cars WITHOUT adaptive headlights, since adaptive-equipped cars use a different lighting strategy |
Not every trim level of the 1 Series comes with fog lights fitted as standard, and the housing design often differs between trims that have them integrated with other lighting functions and those with a standalone unit. Always confirm your specific trim's fitment before ordering. Whether you're sourcing a replacement fog lights for your BMW 1 Series 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 Useful, Distinctive Finding Worth Knowing — BMW 1 Series Fog Lights
If new bulbs and confirmed good fuses still haven't resolved a front fog light fault, this is genuinely worth knowing: all of the car's external bulbs are actually controlled by a single electronic module, often referred to as the footwell module, rather than being wired directly and independently. If bulbs, fuses, and the switch itself all check out fine, yet the fogs still won't illuminate, a fault with this specific module is a commonly suspected genuine cause, worth having this checked specifically rather than continuing to swap bulbs and fuses that keep testing fine.
It's also genuinely worth knowing that a faulty fog light switch has been reliably fixed in documented cases simply by disassembling it, cleaning the internal contacts with proper switch cleaning fluid, and applying a light coating of silicone grease — described as a fix that can genuinely last for decades afterward, rather than just a temporary improvement.
BMW 1 Series Fog Lights: Common Faults, DIY Difficulty & Aftermarket Advice
These are the same regardless of make or model — see our full Fog Lights Guide for common faults to check for (including exactly what fails an MOT), how easy this job is to DIY, and aftermarket advice.
More BMW Fog Lights
The same part, covered across other BMW models.