Mercedes-Benz A220 2020 Technical Service Bulletin # LI54-21_P-0486482 Date: 100106

Lighting - Exterior Lights Intermittently Stay ON

EXTERIOR LIGHTS CONSTANTLY ON

Topic number LI54.21-P-048648

Version 2

Design group 54.21 Control modules/modules

Date 01-06-2010

Validity Model series 204 up to production date 30.11.2009 (up to VIN ...F451959, ...A360004,...R107828)

Reason for change VINs added

Reason for block

Complaint:

Exterior lights constantly on sometimes. Possible components:

Mercedes-Benz A220 2020 Page 214

- Low beams

- Front fog lamp

- High beams

The washer fluid pump and the headlamp cleaning system are also potentially affected.

The above functions cannot be deactivated. This results in discharge of the battery.

Cause:

Hardware fault in driver-side SAM

Remedy:

Replace the Front SAM as per EPC.