Technical Service Bulletins (TSBs) for the 2015 C400 are official communications between Mercedes-Benz & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    STEERING

    • TSB #LI46-35P059241

      Date Announced:
      JUN 20, 2014
      NHTSA ID:
      #10056472

      XENTRY (MERCEDES): AFTER ENGINE HAS STARTED, SEVERAL ISSUES OCCURS, AN ACOUSTIC WARNING SOUNDS IS HEARD, THE INSTRUMENT CLUSTER DISPLAYS WARNING MESSAGE POWER STEERING MALFUNCTION, SERVICE REQUIRED. STEERING SYSTEM IS SLUGGISH. Read More »

    ENGINE (PWS)

    • TSB #LI07-70P061851

      Date Announced:
      JUL 27, 2015
      NHTSA ID:
      #10058561

      XENTRY (MERCEDES): VEHICLE SHUTS DOWN AT 5 MPH BUT ENGINE ABLE TO BE RESTARTED VIA ECO START STOP DUE TO MISMATCHED LEVELS OF SOFTWARE. MODEL 2014-15 217, 222. *PE Read More »

    • TSB #LI03-10P060916

      Date Announced:
      JUL 01, 2015
      NHTSA ID:
      #10058545

      XENTRY (DAIMLER): DUE TO UNFAVORABLE TOLERANCE OF PISTON WRIST PIN, RESULTING IN KNOCKING, CLATTERING/RATTLING NOISES, CAUSING AN ENLARGE END FLOAT CONNECTING ROD IN PISTON, FROM CRANK ASSEMBLY OF ENGINE WHEN COLD. Read More »

    • TSB #LI54-18-P-057927

      Date Announced:
      JUN 04, 2015
      NHTSA ID:
      #10058548

      XENTRY (DAIMLER): STORED IN ENGINE CONTROL UNIT ARE FAULTS RELATING TO THROTTLE VALVE ACTUATOR AND/OR OXYGEN SENSOR DUE TO OCCASIONAL TRANSITION RESISTANCE AT CONTACTS, CAUSING ENGINE DIAGNOSIS WARNING LAMP TO BE INACTIVE. MODEL ALL. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #LI27-00-P-060097

      Date Announced:
      JUL 07, 2015
      NHTSA ID:
      #10058546

      XENTRY (DAIMLER): AFTER KEY CYCLE, VEHICLE IN LIMP HOME MODE, RETURNS TO NORMAL OPERATION DUE TO BEING STUCK ON CLUTCH PACK OR THE SHIFT VALVE FAULT. MODEL ALL. NO YEARS LISTED. *PE Read More »

    ELECTRICAL SYSTEM

    ELECTRICAL SYSTEM:IGNITION

    • TSB #LI42.45-P-058979

      Date Announced:
      APR 01, 2015
      NHTSA ID:
      #10058289

      XENTRY: BULLETIN INFORMATION REGARDING COMPLAINT OF THE ESP WARNING LIGHT APPEARING WHILE DRIVING , LIGHT DISAPPEARS WHEN IGNITION IS RESTARTED. *LJ Read More »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #C1A-15-06-01

      Date Announced:
      JUN 01, 2015
      NHTSA ID:
      #10058525

      MERCEDES: INFORMATION PROCEDURES ON THE REPAIR AND REPLACEMENT OF THE INSTRUMENT PANEL IN DASHBOARD OF SOME VEHICLES. MODEL 2015 205 (C CLASS). *PE Read More »

    • TSB #LI46-35P059241

      Date Announced:
      JUN 20, 2014
      NHTSA ID:
      #10056472

      XENTRY (MERCEDES): AFTER ENGINE HAS STARTED, SEVERAL ISSUES OCCURS, AN ACOUSTIC WARNING SOUNDS IS HEARD, THE INSTRUMENT CLUSTER DISPLAYS WARNING MESSAGE POWER STEERING MALFUNCTION, SERVICE REQUIRED. STEERING SYSTEM IS SLUGGISH. Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #LI07-70P061851

      Date Announced:
      JUL 27, 2015
      NHTSA ID:
      #10058561

      XENTRY (MERCEDES): VEHICLE SHUTS DOWN AT 5 MPH BUT ENGINE ABLE TO BE RESTARTED VIA ECO START STOP DUE TO MISMATCHED LEVELS OF SOFTWARE. MODEL 2014-15 217, 222. *PE Read More »

    EXTERIOR LIGHTING:HEADLIGHTS

    • TSB #SC-2015050002

      Date Announced:
      JUN 12, 2015
      NHTSA ID:
      #10058549

      MERCEDES: SOME VEHICLES DO NOT HAVE INSTALLED THE HEADLAMP HORIZONTAL ADJUSTMENT SEALING (SCREW) CAPS AND THEY SHOULD BE INSTALLED AT NEXT DEALER VISIT. MODEL 2015 205 (C CLASS). *PE Read More »

    SEAT BELTS:FRONT:RETRACTOR

    • TSB #LI91-00-P-061754

      Date Announced:
      JUN 30, 2015
      NHTSA ID:
      #10058547

      XENTRY (DAIMLER): SOME VEHICLES EXPERIENCE AN INCOMPLETE NORMALIZATION OF SEAT CUSHION AND BLOCKING BETWEEN SEAT BELT BUCKLE AND CONTROL UNIT DETECTS BLOCKAGE AND ABORTS NORMALIZATION SEQUENCE. MODEL 222 (CODE 232 + 224 +305). Read More »

    SEAT BELTS:FRONT:BUCKLE ASSEMBLY

    • TSB #LI91-00-P-061754

      Date Announced:
      JUN 30, 2015
      NHTSA ID:
      #10058547

      XENTRY (DAIMLER): SOME VEHICLES EXPERIENCE AN INCOMPLETE NORMALIZATION OF SEAT CUSHION AND BLOCKING BETWEEN SEAT BELT BUCKLE AND CONTROL UNIT DETECTS BLOCKAGE AND ABORTS NORMALIZATION SEQUENCE. MODEL 222 (CODE 232 + 224 +305). Read More »

    LATCHES/LOCKS/LINKAGES:DOORS:LATCH

    • TSB #LI80.20-P-061495

      Date Announced:
      MAY 22, 2015
      NHTSA ID:
      #10058293

      XENTRY: C453: BULLETIN INFORMATION INVOLVING DRIVER NOT OPENING PROPERLY FROM THE OUTSIDE, WHEN IT IS UNLOCKED THE RADIO REMOTE CONTROL OF THE CENTRAL LOCKING, IF DOOR IS OPENED FROM THE INSIDE , THEN IT CAN OPEN FROM THE OUTSIDE AGAIN. Read More »

    SEATS

    • TSB #LI91-00-P-061754

      Date Announced:
      JUN 30, 2015
      NHTSA ID:
      #10058547

      XENTRY (DAIMLER): SOME VEHICLES EXPERIENCE AN INCOMPLETE NORMALIZATION OF SEAT CUSHION AND BLOCKING BETWEEN SEAT BELT BUCKLE AND CONTROL UNIT DETECTS BLOCKAGE AND ABORTS NORMALIZATION SEQUENCE. MODEL 222 (CODE 232 + 224 +305). Read More »

    ELECTRONIC STABILITY CONTROL

    • TSB #SC-2015070001

      Date Announced:
      JUL 17, 2015
      NHTSA ID:
      #10058543

      MERCEDES: SOFTWARE UPDATE IS REQUIRED DUE TO NOT MEETING CURRENT PRODUCTION CONFIGURATION FOR ELECTRONIC STABILITY PROGRAM (ESP) CONTROL MODULE SOFTWARE. MODEL 2016 190. *PE UPDATED 10/9/15. Read More »

    EQUIPMENT

    • TSB #SC-2015060002

      Date Announced:
      JUL 17, 2015
      NHTSA ID:
      #10058542

      MERCEDES: DETERMINATION OF A LEAKAGE AT TURBOCHARGER OIL FEED LINE, WHICH FAILS TO MEET SERIES PRODUCTION, NEEDS TO BE INSPECTED AND REPLACED, IF NECESSARY. MODEL 2015-16 190 (GTS), 205 (C-CLASS). Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #SC-2015050002

      Date Announced:
      JUN 12, 2015
      NHTSA ID:
      #10058549

      MERCEDES: SOME VEHICLES DO NOT HAVE INSTALLED THE HEADLAMP HORIZONTAL ADJUSTMENT SEALING (SCREW) CAPS AND THEY SHOULD BE INSTALLED AT NEXT DEALER VISIT. MODEL 2015 205 (C CLASS). *PE Read More »

    • TSB #CB-2015060006

      Date Announced:
      JUN 01, 2015
      NHTSA ID:
      #10058526

      MERCEDES: ON SOME VEHICLES LEFT SIDE OF ENGINE, THE HEAT SHIELD WAS MISTAKENLY INSTALLED AND CAUSES CLEARANCE CONDITION AND NEEDS TO BE REMOVED. MODEL 2015 212, 218 (E, CLS). *PE Read More »