Mercedes-Benz A220 2020 Technical Service Bulletin # LI54-21_P-048242 Date: 091028

Body - Rear Window Roller Blind Stops Intermittently

REAR WINDOW ROLLER BLIND STOPS WHEN EXTENDED OR RETRACTED

Topic number LI54.21-P-048242

Version 1

Design group 54.21 Control modules/modules

Date 10-28-2009

Validity W204 with SA code 540 (Electric roller blind for rear window)

and SA code 800 (model year 2010) up to production date 31.08.2009

Reason for change

Reason for block

Mercedes-Benz A220 2020 Page 327

Complaint:

Rear window roller blind occasionally stops when extended or retracted.

Cause:

Parameters for current limitation are set too low in rear SAM. Tolerances of components are not taken into account sufficiently.

Remedy:

Re-SCN code the rear SAM via Star Diagnosis.

Symptoms

Work units

Mercedes-Benz A220 2020 Page 328