Technical Service Bulletins (TSBs) for the 2009 R320 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.
XENTRY (MERCEDES): RATTLING NOISE COMING FROM THE AREA OF THE STEERING COLUMN TUBE SYSTEM, WHEN DRIVING OVER ROUGH ROAD AND WHEN ACCELERATING OR BRAKING, THERE WOULD BE CRACKING NOISES. MODELS 164, 251. NO MODEL YEARS LISTED. Read More »
MERCEDES-BENZ: THE STEERING IS LEAKING IN THE INPUT SHAFT, BELOW THE PROTECTIVE CAP. THERE IS WEAR ON A SEAL RING LOCATED IN THE CONTROL HEAD. *RM UPDATED 5/17/2012 *JS Read More »
MERCEDES: CHROME PLATING PEELING ON DECORATIVE CAPS ON THE STEERING WHEEL SPOKES, THIS IS DUE TO LESS THAN OPTIMAL ADHESION BETWEEN CHROME PLATING AND BASE MATERIAL. MODELS 164 AND 251. MODEL YEARS UNKNOWN. Read More »
XENTRY (MERCEDES): RATTLING NOISE COMING FROM THE AREA OF THE STEERING COLUMN TUBE SYSTEM, WHEN DRIVING OVER ROUGH ROAD AND WHEN ACCELERATING OR BRAKING, THERE WOULD BE CRACKING NOISES. MODELS 164, 251. NO MODEL YEARS LISTED. Read More »
XENTRY (MERCEDES): RATTLING NOISE COMING FROM THE AREA OF THE STEERING COLUMN TUBE SYSTEM, WHEN DRIVING OVER ROUGH ROAD AND WHEN ACCELERATING OR BRAKING, THERE WOULD BE CRACKING NOISES. MODELS 164, 251. NO MODEL YEARS LISTED. Read More »
MERCEDES-BENZ: THE STEERING IS LEAKING IN THE INPUT SHAFT, BELOW THE PROTECTIVE CAP. THERE IS WEAR ON A SEAL RING LOCATED IN THE CONTROL HEAD. *RM UPDATED 5/17/2012 *JS Read More »
MERCEDES: FOLLOWING FAULT CODES ARE ENTERED IN THE CONTROL UNIT AND DISPLAYED-FC5320 DRAIN VALVE:OPEN CIRCUIT OR INSUFFICIENT VALVE CURRENT IN MODELS SERIES 211, 219; FC5260 DRAIN VALVE OPEN CIRCUIT OR INSUFFICIENT VALVE CURRENT IN MODEL ... Read More »
SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION:LINES AND FITTINGS
MERCEDES: FOLLOWING FAULT CODES ARE ENTERED IN THE CONTROL UNIT AND DISPLAYED-FC5320 DRAIN VALVE:OPEN CIRCUIT OR INSUFFICIENT VALVE CURRENT IN MODELS SERIES 211, 219; FC5260 DRAIN VALVE OPEN CIRCUIT OR INSUFFICIENT VALVE CURRENT IN MODEL ... Read More »
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DIFFERENTIAL PROPORTIONAL VALVE
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM:WHEEL CYLINDERS
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM:SHOES/LININGS
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM:DRUM
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR
MERCEDES: CORROSION PROTECTION COATINGS FOR BRAKE COMPONENTS AND HARDWARE MAY BE DAMAGED AND OR STRIPPED AWAY IF HIGHLY CONCENTRATED ACID BASED CLEANERS ARE USED. Read More »
MERCEDES-BENZ: THE MALFUNCTION LIGHT IS ON WITH MULTIPLE POSSIBLE TROUBLE CODES STORED. THERE COULD BE A PROBLEM WITH THE CAMSHAFT AND/OR SCORING OF A PISTON. *RM Read More »
XENTRY (MERCEDES): ENGINE WARNING LAMP IS CURRENTLY ON OR WAS ON AND A DELAY FAULT OF THE CAMSHAFT ADJUST TO CURRENT OR STORED IN THE ENGINE CONTROL UNIT. MODELS 171, 203, 209, 211, 219, 221, 216, 230, 164, 251, AND 403. Read More »
MERCEDES: UPDATE ENGINE CONTROL MODULE AND SELECTIVE CATALYTIC REDUCTION SOFTWARE. THE SOFTWARE FOR THE ENGINE CONTROL MODULE AND SELECTIVE CATALYTIC REDUCTION MAY NOT MEET CURRENT PRODUCTION SPECIFICATIONS. Read More »
MERCEDES (XENTRY): ENGINE MAKES NOISE, TICKING/CRACKLING AT IDLE SPEEDS UP TO APPROX. 1500 RPM. RUN IN EFFECT OF 1ST CRANKSHAFT MAIN BEARING. MODELS 211, 219, 164, 251, 203, 204, 209, 221, 461 AND 463. NO MODEL YEARS LISTED. Read More »
MERCEDES: UPDATE ENGINE CONTROL MODULE AND SELECTIVE CATALYTIC REDUCTION SOFTWARE. THE SOFTWARE FOR THE ENGINE CONTROL MODULE AND SELECTIVE CATALYTIC REDUCTION MAY NOT MEET CURRENT PRODUCTION SPECIFICATIONS. Read More »
MERCEDES: CHECK COOLANT LINE ON DIESEL ENGINE, REPLACE, IF NECESSARY. THE COOLANT HOSE IN THE AREA OF THE FAN SHROUD MAY WORK LOOSE WHEN DRIVING ON ROUGH ROADS DUE TO INSUFFICIENT RETENTION OF THE BRACKET. Read More »
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
MERCEDES: UPDATE ENGINE CONTROL MODULE AND SELECTIVE CATALYTIC REDUCTION SOFTWARE. THE SOFTWARE FOR THE ENGINE CONTROL MODULE AND SELECTIVE CATALYTIC REDUCTION MAY NOT MEET CURRENT PRODUCTION SPECIFICATIONS. Read More »
MERCEDES: ENSURING UNOBSTRUCTED MOVEMENT FOR THE FUEL LEVEL SENSOR. WHEN INSTALLING THE LEFT OR RIGHT FUEL LEVEL SENSOR, IT IS ESSENTIAL FOR IT TO HAVE UNRESTRICTED, UNOBSTRUCTED MOVEMENT. Read More »
MERCEDES-BENZ: THE AUTO-TRANSMISSION SWITCHES TO LIMP HOME MODE OR HAS NO POWER. THERE ARE MULTIPLE POSSIBLE FAULT CODES. A PISTON MAY BE DAMAGED. *RM Read More »
XENTRY (MERCEDES): ENGINE WARNING LAMP IS CURRENTLY ON OR WAS ON AND A DELAY FAULT OF THE CAMSHAFT ADJUST TO CURRENT OR STORED IN THE ENGINE CONTROL UNIT. MODELS 171, 203, 209, 211, 219, 221, 216, 230, 164, 251, AND 403. Read More »
MERCEDES: UPDATE ENGINE CONTROL MODULE AND SELECTIVE CATALYTIC REDUCTION SOFTWARE. THE SOFTWARE FOR THE ENGINE CONTROL MODULE AND SELECTIVE CATALYTIC REDUCTION MAY NOT MEET CURRENT PRODUCTION SPECIFICATIONS. Read More »
XENTRY (MERCEDES BENZ): REPLACING EXTERIOR LIGHT BULBS. EXTERIOR LIGHTS. LI DID NOT MATCH DTB FROM WHICH IT WAS CREATED. (MAIN REMEDY FOR REPAIR WAS MISSING.) *PE Read More »
MERCEDES BENZ: ADJUSTING WIPER ARMS. IF YOU RECEIVE REPORTS ON CERTAIN VEHICLES OF WIPERS CHATTERING/NOISY, PROCEED AS FOLLOWS: INSPECT WIPER BLADES/INSERTS FOR WEAR AND REPLACE; THOROUGHLY CLEAN WINDSHIELD; VERIFY USE OF CORRECT WASHER ... Read More »
MERCEDES (XENTRY): REAR WINDOW WIPER FAILS TO FUNCTION OR STOPS INTERMITTENTLY. LOW VOLTAGE CUTOFF RELAY IN THE REAR FUSE AND RELAY BLOCK (REAR (SRB). ONLY PART NUMBER A164 540 02 72 CAUSES THIS CONDITION. Read More »
MERCEDES BENZ: ADJUSTING WIPER ARMS. IF YOU RECEIVE REPORTS ON CERTAIN VEHICLES OF WIPERS CHATTERING/NOISY, PROCEED AS FOLLOWS: INSPECT WIPER BLADES/INSERTS FOR WEAR AND REPLACE; THOROUGHLY CLEAN WINDSHIELD; VERIFY USE OF CORRECT WASHER ... Read More »
MERCEDES: AIRBAG DURABILITY AND RELIABILITY. AIR BAG SRS CONTROL MODULE (N2/2) DOES NOT HAVE A SET SHELF LIFE AND WILL NORMALLY BE RELIABLE FOR THE LIFE OF A VEHICLE. Read More »
XENTRY(MERCEDES): BULLETIN PROVIDED REGARDING CONTROL UNIT DETECTING AN UNDERVOLTAGE AFTER BUCKLING UP (BELT SLACK ELIMINATION) DURING SEAT BELT ADJUSTMENT SEQUENCE. *PE UPDATED 5/23/12. Read More »
MERCEDES-BENZ: THE DRIVER OR PASSENGER FRONT SEAT BELTS CAN ONLY BE PULLED OUT WITH GREAT EFFORT. A TENSIONER STAYS ENGAGED CREATING THE DIFFICULTY. *RM UPDATED 9/19/11. *PE UPDATED 7/17/12. Read More »
XENTRY: OUTSIDE DOOR HANDLE NO LONGER RETURNS TO END POSITION. DUE TO A BENT PIN IN THE DYNAMIC BALANCER, THE SUPPORT SPRING OF THE BEARING BRACKET CAN SLIDE OUT OF PLACE OR BECOME UNHOOKED. MODELS 164, 251, 166, 204, 212. Read More »
XENTRY (MERCEDES): WHEN AUTOMATIC LIFTGATE IS BEING CLOSED, IT REVERSES DIRECTION AT LOWER END POSITION. LIFTGATE COLLIDES WITH OBSTRUCTION SENSOR STRIP THAT TRIGGERS ANTI PINCH PROTECT FUNCTION. MODEL 251. NO MODEL YEAR LISTED. Read More »
MERCEDES: ACTIVE HEAD RESTRAINTS ACTIVATE FOR NO REASON. THIS MAY BE CAUSED BY DAMAGE TO THE SEAT WIRING HARNESS CAUSING A SHORT CIRCUIT. MODELS 164 AND 251. MODEL YEARS UNKNOWN. *PE UPDATED 9/18/09. Read More »
MERCEDES: IT HAS BEEN DETERMINED THAT THE TELE AID MAY NOT FUNCTION PROPERLY AS A RESULT OF A HARDWARE FAULT IN THE TELE AID CONTROL MODULE. Read More »
MERCEDES: IT HAS BEEN DETERMINED THAT THE TELE AID MAY NOT FUNCTION PROPERLY AS A RESULT OF A HARDWARE FAULT IN THE TELE AID CONTROL MODULE. Read More »
