4M0907397AC LCM Light Control Module

011552-31AD 4M0907397AC LCM Light Control Module unit ballast

Hella 4M0 907 397AC LED control module is factory fitted to Audi A4 S4 RS4 B9 8W cars with Full LED headlights.

Hella 4M0907397AC Control unit for light control system is responsible for many different headlight functions such as DRL or Turn Signals.

Replace faulty Hella 011552-31AD LCM light control module with new part and save a fortune instead of buying brand new headlamp like dealer suggests.

Information from original sticker: LCM-LIGHT-CONTROL-MODULE made in germany HLR 011552-31AC HLR-0W5.

Direct replacement to old faulty genuine Audi 4M0907397AC Hella LCM LED headlamp module.

The most common Audi A4 S4 RS4 B9 8W warning messages

• Front Left turn signal defective. See owner's manual
• Front Right turn signal defective. See owner's manual
• Left side light/daytime running light defective. See owner's manual
• Right side light/daytime running light defective. See owner's manual
• Audi adaptive light: fault. See owner's manual
• Stand-/Tagfahrlicht links defekt. Siehe Bordbuch
• Stand-/Tagfahrlicht rechts defekt. Siehe Bordbuch

Audi part numbers:

• 4M0907397AC
• 4M0 907 397 AC

Hella part number:

• 011552-31AD
• 011552-31AC
• 01155231-AB

Compatible Audi A4 S4 RS4 8W B9 Full LED Headlamps

• 8W0.941.034.A 8W0941034A 030129663200
• 8W0.941.034.B 8W0941034B 030256023200
• 8W0.941.034 8W0941034 030129623200 
• 8W0.941.033 8W0941033 030129623100
• 8W0.941.773 8W0941773 145100011400
• 8W0.941.774 8W0941774 030129623200
• 8W0.941.033.A 8W0941033A 030129663100
• 8W0.941.773.A 8W0941773A 145100011600
• 8W0.941.774.A 8W0941774A 145100011700

Compatible cars:

• Audi A4 S4 RS4 A4L B9 8W
• 2015 2016 2017 2018 2019 2020
• Sedan Saloon Avant Allroad Quattro Limousine
• 1.4 2.0 35 40 45 TFSI 2.9 V6 RS4 petrol gasoline
• 2.0 3.0 30 35 40 45 50 V6 TDI diesel
• S-Line Black Edition