A2129005424 LED Module

A2129005424 LED Control Unit Module for mercedes benz cars

All Mercedes-Benz cars must be equiped with factory fitted full LED headlights with intelligent lighting system in short ILS.

Continental A212 900 54 24 control unit is responsible for various headlight functions such as front turn signals, daytime running lights DRL, low or high beam lights.

If LED lights low or high beam, daytime running lights or turn signal front indicators have malfunctions, you will need to replace LED module.

The main error message (error fault) when LED control unit fails is Intelligent (Intell.) Light System Inoperative or adaptive highbeam or main-beam assist plus inoperative.

A2129005424 LED module is direct replacement to faulty genuine mercedes-benz or continental part.

There is no need to spend a fortune to fix these malfunctions or buy brand new headlamp units.

Coding may be required once replaced with new ballast.

The most common diagnostic trouble fault codes

• B1FB201 The temperature sensor 2 of headlamp range adjustment (HRA/LWR) control modulel is faulty. A general electrical fault exists
• B285711 The output for standing light 1 has a malfunction. There is a short circuit to ground
• B286011 The output for the daytime runniing light has a malfunction. There is a short circuit to ground
• B238601 Fan 1 of the control unit has a malfunction. There is a general electrical fault
• B178387 Right front LED exterior lighting actuation module fault - missing message

The most common Mercedes-Benz warning messages

• Adapt. main beam system inoperative
• Adaptive Highbeam Assist Plus Inoperative
• Intell. Light System Inoperative
• Intelligent Light System inoperative
• ILS ohne Funktion
• Intell. Light System ur funktion
• Intell. Light system virker ikke
• Intell. Light system ne fonctionne pas
• Intell. Light System ohne Funktion
• Intell. Light system no funciona
• Intell. Light system guasto
• Intell. Light system functioneert niet
• Intell. Light system nieaktywny
• Sis. Luzes inteliente inoperacional
• Intell. Light System ur funktion
• Front left indicator
• Front right indicator
• Check front left turn signal
• Check front right turn signal
• Front right parking lamp
• Front left parking lamp
• Check Front Left Parking Lamp
• Check Front Right Parking Lamp
• Front left daytime driving lamp
• Front right daytime driving lamp
• Left Dipped Beam
• Right Dipped Beam
• Check Left Low Beam
• Check Right Low Beam
• Left daytime driving lamp
• Right daytime driving lamp
• Parklicht vorne links
• Parklicht vorne rechts
• Blinker vorne links
• Blinker vorne rechts
• Abblendlicht links
• Abblendlicht rechts
• Tagfahrlicht links
• Tagfahrlicht rechts
• Luz estacionamiento delantera izquierda
• Luz estacionamiento delantera derecha
• Luz de cruce izquierda
• Luz de cruce derecha
• Luz de marcha diurna izquierda
• Luz de marcha diurna derecha
• Feu stationnement avant gauche
• Feu stationnement avant droit
• Feu croisement gauche
• Feu croisement droit
• Clignotant avant gauche
• Clignotant avant droit
• Eclairage de jour gauche
• Eclairage de jour droit
• Halvljus vänster
• Halvljus höger
• Parkeringsljus vänster fram
• Parkeringsljus höger fram
• Varselljus vänster
• Varselljus höger
• Medios direita
• Medios esquerda
• Illumin. diurna esq.
• Illumin. diurna dir.
• Prawe swiatlo mijania
• Lewe swiatlo mijania
• Lewe przednie swiatlo parkingowe
• Prawe przednie swiatlo parkingowe
• Lewe swiatlo dzienne
• Prawe swiatlo dzienne
• Lewy przedni kierunkowsk
• Prawy przedni kierunkowsk
• Parkeerlicht linksvoor
• Parkeerlicht rechtsvoor
• Dimlicht rechts
• Dimlicht links
• Dagverlichting links
• Dagverlichting rechts
• Anabbagliante destro
• Anabbagliante sinistra
• Luce diurna SX
• Luce diurna DX
• Luce di parcheggio anteriore sinistra
• Luce di parcheggio anteriore destro
• Parkeringslys foran til venstre
• Parkeringslys foran til hojre
• Blinklys foran til hojre
• Blinklys foran til venstre
• Drejelys til hojre
• Drejelys til venstre
• Kørelys til venstre
• Kørelys til hojre
• Korelys til venstre
• Korelys til hojre

Software and hardware part numbers:

• HW-NR A2129014406
• SW-NR A2129024008

Mercedes-Benz part numbers:

• A212 900 54 24
• A2129005424

Continental part number:

• A2C73610906

More compatible part numbers

• A2189006604 A218 900 66 04 A2C74252903
• HW-NR A2189012101 SW-NR A2189026201
• A2189009904 A218 900 99 04 A2C74252905
• HW-NR A2189012101 SW-NR A2189027901
• A2129005424 A212 900 54 24 A2C73610906
• HW-NR A2129014406 SW-NR A2129024008
• A2129008222 A212 900 82 22 A2C73610904
• HW-NR A2129014406 SW-NR A2129028707
• A2129008324 A212 900 83 24 A2C73610905
• HW-NR A2129014406 SW-NR A2129024908
• A2189000406 A218 900 04 06 A2C74767503
• HW-NR A2189012501 SW-NR A2189025403
• A2129005311 A212 900 53 11 A2C73610902
• HW-NR A2129014406 SW-NR A2129020205
• A2189008108 A218 900 81 08 
• SW-NR A2189012501 HW-NR A2189021706
• A2129003317 A212 900 33 17 A2C7310903
• HW-NR A2129014406 SW-NR A2129026106
• A2189007307 A2C75659702
• HW-NR A2189015801 SW-NR A2189021306

Compatible Mercedes-Benz GLS X166 LED headlamps

• A166 906 45 03 A1669064503
• A166 906 46 03 A1669064603

Compatible Mercedes-Benz W212 S212 C207 A207 Facelift LED headlamps

• A2129062903
• A2128205639
• A2128205539 
• Hella 1EX011066-55
• Hella 1EX011066-56
• A207 820 87 61 KZ A2078208761
• Hella 1LX 011.091-33 1LX011091-33
• A207 820 88 61 KZ A2078208861
• Hella 1LX 011.091-34 1LX011091-34
• A212 906 30 03KZ A2129063003KZ A2129063003
• 1LX011.066-84 1LX011066-84
• A207 906 41 00KZ A2079064100KZ A2079064100
• 1LX011.091-63 1LX011091-63

Compatible Mercedes-Benz cars

• B class W246 W242 2014 2015 2016 2017 2018
• B class B160 B180 B200 B220 B250 BlueEFFICIENCY 4MATIC CDI
• CLS class C218 Coupe X218 Shooting Brake Esate
• 2011 2012 2013 2014 with LED HIGH PERFORMANCE headlamps
• CLS class C218 X218 2014 2015 2016 2017 2018
• CLS350 CLS400 CLS500 CLS63 AMG
• CLS220d CLS250d CLS350d CDI BlueEFFICIENCY BlueTEC
• E class W212 Saloon Sedan Facelift 2013 2014 2015 2016
• E class S212 Estate Wagon Facelift 2013 2014 2015 2016
• E class C207 Coupe Facelift 2013 2014 2015 2016
• E class A207 Convertible Cabriolet Facelift 2013 2014 2015 2016 2017
• E200 E220d E250d E300 E350d
• E400 E550 4MATIC CGI BlueEFFICIENCY CDI BlueTEC
• Night Edition AMG Line SE
• E300 BlueTEC Hybrid
• GLE ML W166 2015 2016 2017 2018
• GLE Coupe C292 Coupe 2015 2016 2017 2018
• ML GLE W166 Facelift
• 2015 2016 2017 2018
• GLE250D GLE300d GLE350D 4MATIC BlueTEC AMG Line
• GLS X166 2015 2016 2017 2018
• GLS350d
• Vito W447 Van Bus Tourer 2014 2015 2016 2017 2018
• V220d V250d

Please note: this list is not full, LED module may fit other cars as well.