Naar de inhoud

U0182 Gemiddeld Generiek / SAE

U0182: Communicatieverlies met de regelmodule voorverlichting

WhatsApp Telegram X E-mail

Wat te doen

Get somebody to stand in front of the car while you go through the lights — dipped beam, main beam, indicators, daytime running lights, fog lights. A section that has switched itself off is not always obvious from behind the wheel, and what still works decides whether you can drive at night.

One thing to establish before you accept any quote, because it can change the price enormously. On many cars the electronics that drive the headlight are built into the headlight itself, sealed in with the LEDs. Where that is the case, "replacing the module" means replacing the whole headlamp — often astonishingly expensive. Ask which arrangement your car has; a parts catalogue answers it in a minute, and it is worth knowing before the work starts rather than after.

And ask for the cheap things first regardless. The connectors at the back of the headlight sit in the hottest, wettest corner of the engine bay and are a far commoner cause than anything inside the lamp.

Mention any condensation you have seen inside a headlight, and any front-end work — a bumper off, a radiator or a headlight changed — since that is where this wiring gets disturbed.

Avoid unlit roads at night until you have confirmed what still works.

Wat deze code betekent

The front lighting control module has stopped being heard from. The general reasoning is at U0100, and U0483 explains how modern front lighting is driven — strings of LEDs run by constant-current electronic drivers, switching individual segments dozens of times a second on an adaptive unit.

Silence takes out whatever that module drives, all at once, and the first action is to find out what that is. Have somebody stand in front of the vehicle while you work through dipped beam, main beam, indicators, daytime running lights and fog lights. A shut-down channel is not always obvious from the driver's seat, and the answer determines whether the vehicle can be driven at night.

One fact about where these modules live is worth knowing before any quote is accepted, because it changes the number. On many vehicles the front lighting driver is inside the headlamp assembly rather than beside it — potted into the housing with the LEDs and the optics, as one sealed unit. Where that is so, "the module" and "the headlamp" are the same part, and the price is the headlamp's price, which is frequently several times the cost of an entire lighting system on an older vehicle.

So establishing which arrangement the vehicle has is worth doing before anything is ordered, and it is a question a parts catalogue answers in a minute.

And the cheap causes come first regardless. The connectors at the back of a headlamp sit in the hottest, wettest corner of the engine bay, the harness crosses to them past the radiator support, and condensation inside a lamp housing is visible evidence of a perished bung or a cracked lens. Any front-end work — a bumper off, a radiator, a headlight — is where that wiring gets disturbed.

Waarschijnlijke oorzaken

Begin hier

Minder vaak

Symptomen

Betrokken onderdelen

Informatie, geen instructie

CarGeek is een naslagwerk, geen werkplaatshandboek. De pagina's zijn geschreven op basis van openbare bronnen en van wat anderen hebben ondervonden, nooit op basis van de servicedocumentatie van de fabrikant zelf, dus ze kunnen onjuist of onvolledig zijn voor jouw specifieke voertuig. Een deel van wat erin staat brengt echt gevaar met zich mee: hoogspanning, brandstof onder druk, opgeslagen energie en hete of bewegende delen.

Laat alles waarnaar je wilt handelen eerst controleren door iemand met een technische opleiding, aan de hand van de eigen procedure van de fabrikant voor jouw voertuig. Niets hier vervangt die procedure.

Ervaring uit de community

Wees de eerste die dit beschrijft

Hierover is nog niets geplaatst. Wat je ook hebt gevonden, het is het opschrijven waard — zelfs een doodlopend spoor bespaart iemand dezelfde middag.

Wat het de moeite waard maakt:

  • De auto — merk, model, bouwjaar en motor. Dezelfde storing gedraagt zich per auto anders.
  • Wat je gemeten hebt, niet alleen wat je vervangen hebt.
  • Wat het echt verholpen heeft — of dat niets dat deed, wat ook nuttig is om te weten.

Inloggen of een account aanmaken om toe te voegen wat je hebt gevonden over U0182.