300CD (123.153) L5-3.0L DSL Turbo (617.952) (1982)
Fuse HVAC: Technical Service Bulletins
A/C - ACC System Fuse No. 21 Blows
GROUP 83
MB-NET ADMINISTRATIVE MESSAGE
DECEMBER 20, 1991
MESSAGE # 551
TO:
ALL DEALER SERVICE MANAGERS
CC:
REGIONAL PARTS/SERVICE MANAGERS
MBNA FIELD PERSONNEL
PDC MANAGERS
SUBJECT:
GROUP 83 - W140 ACC SYSTEM FUSE NO. 21 BLOWS
THE SUBJECT FUSE MAY BLOW WHEN THE A/C, THE REVIEW MIRRORS AND WASHER NOZZLE HEATERS ARE IN OPERATION AT
THE SAME TIME. IN ORDER TO CORRECT THIS COMPLAINT, REPLACE FUSE NO. 21, RATED 15 AMPERES, COLOR LIGHT BLUE,
WITH A 20 AMPERE FUSE, COLOR YELLOW. IF THE CARD IN THE FUSE BOX DOES NOT ALREADY INDICATE A 20 AMPERE FUSE,
CORRECT BY FILLING THE TRIANGLE WITH A BLACK COLOR PEN.
FUSE UPGRADE SHOULD BE PERFORMED IN CASE OF COMPLAINTS OR WHEN PERFORMING SCHEDULED ROUTINE VEHICLE
MAINTENANCE.
THE 20 AMPERE FUSE HAS BEEN INSTALLED IN PRODUCTION AS OF DECEMBER 1, 1991.