Update Software Of Headlamp Control Unit (Code: VS20HLISG) - SM82.10-S-0028A

Model 447.703/705/813/815 ## as of 161890 up to 217847 with engine 274 with code LG2 (LED Intelligent Light System)

OPERATION NO. OF OPERATION TEXTS OR STANDARD TEXTS AND FLAT RATES

Category	Op. no.	Operation text	Time	Acc. no.	Code
P	02 4762	Operations: Connect/disconnect diagnostic system (XENTRY/DAS)	-
P	02 5058	Operations: Connect/disconnect battery charger (with XENTRY/DAS connected)	-
P	02 9664	Operations: Update headlamp control unit software (with XENTRY/DAS connected)	-	82 910 75	VS20HLISG

	Check
1	Check whether vehicle is affected by measure	Affected vehicles: Update software of headlamp control unit (code: VS20HLISG) For authorized Mercedes-Benz service partners, only the entry in the Extended VEGA Application (EVA) edition, in the "Current" tab is decisive. An additional test of the affected vehicles in the workshop information system (WIS) or vehicle list is thereby not necessary.	SM82.10-S-0028-01AAA
	Update software
2	Connect battery charger
	Maintaining on-board electrical system voltage when performing test and diagnosis work on vehicle	During the entire work procedure a sufficiently large voltage supply must be provided for the vehicle's on-board electrical system. Otherwise any undervoltage that occurs may damage the control units Use the charger to ensure that an adequate power supply (min. 12.5 V) is provided for the onboard electrical system battery.	AR54.10-S-1127E
3	Connect diagnostic unit
	Connect STAR DIAGNOSIS and read out fault memory	Use XENTRY Diagnostics version 09/2016 with all associated and recent add-ons (in particular add-on 6392) or a higher XENTRY Diagnostics version The operation steps must be performed exactly as per Xentry Diagnostics If Xentry Diagnostics is already connected to the vehicle: ↓ Proceed with step 4.	AD00.00-S-2000-04E
4	Update software for right headlamp control unit (E2/1n9) or left headlamp control unit (E1/1n9)	It is sufficient to update the headlamp control unit software for one side only (right headlamp or left headlamp). The update is automatically performed for the other side too You are then automatically guided through the steps "Updating of control unit software", "Update of SCN coding" and "Zero position adjustment" To do this, select the following menu items: Control units view → SG-LEDSW-R - Right headlamp (E2/1n9) (code: LG2) or SG-LEDSW-L - Left headlamp (E1/1n9) (code: LG2) → Adaptations → Control units update → Updating of control unit software
5	Remove diagnostic unit from vehicle
6	Remove charger from vehicle
	Maintaining on-board electrical system voltage when performing test and diagnosis work on vehicle		AR54.10-S-1127E