2008 Mercedes-Benz R350 Technical Service Bulletins

68 technical service bulletins (TSBs) are on record for the 2008 Mercedes-Benz R350. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10033070Dec 16, 2009Engine cooling, Electrical system. 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. No model years listed.
• 10028025Oct 5, 2009Exterior lighting. Mercedes: stop/tail light not illuminating with dtcs 9102, 9103, 9106, 9107, 9126, 9127 or 9136. (vehicles without led tail lamps) *pe updated 5/13/09. *pe updated 4/20/11. Repair does not apply to led tail lamps.
• 10032727Sep 17, 2009Suspension. 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 221; fc5250 drain open circuit or insufficient valve current in model series 251, 164. Defective connecting cables to drain valve at airmatic compressor. This results in the…
• 10032707Sep 10, 2009Fuel system. 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.
• 10030929Jun 15, 2009Brakes. Mercedes: corrosion protection coatings for brake components and hardware may be damaged and or stripped away if highly concentrated acid based cleaners are used. Once the corrosion protection is damaged or removed the brake components and or hardware can begin to corrode. Include all models and model years.
• 10033071Jun 4, 2009Visibility (wipers, defrost, mirrors). 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 fluid; check washer nozzle adjustment; check wiper arm angle adjustment; and record values per applicable model; if required, adjust wiper arm angle. Models 164/251. No model years…
• 10028668May 11, 2009Seats. 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.
• 10028625May 1, 2009Electrical system. Mercedes: update rear sam software. The opening and closing of tailgate with key remote, while the vehicle is locked, may cause the battery to drain due to incorrect rear sam rest current logic. Models 164, 164.8, and 251. Model year 2008. *pe updated 9/18/09.
• 10030665Mar 1, 2009Equipment, Other or unknown. 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. If this condition exists an instrument cluster message of no service and tele aid inoperable will be seen.
• 10020460Dec 4, 2008Steering. Play in the rack and pinion steering system. Models 203, 209, 210, 211, 215, 220, 230. Mercedes benz. *kb updated 5/13/09.
• 10028646Dec 2, 2008Steering. Mercedes: groaning or dull, heavy cracking noises from steering shaft area. When turning steering wheel or moving off or braking. This may be emanating from the bearing and housing of upper steering shaft (firewall pivot point) or steering coupling (lower steering shaft). Models 164 and 251. Model years unknown.
• 10028645Dec 2, 2008Steering. 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.
• 10027967Nov 1, 2008Engine cooling. Mercedes: install exhaust bracket reinforcement at transmission. In extreme driving conditions this exhaust bracket may break at the transmission.
• 10028027Aug 1, 2008Engine cooling. 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.
• 10028024Aug 1, 2008Suspension. Mercedes: check air suspension compressor and replace if necessary. Insufficient air pressure in the air suspension system may result from damage to the pressure disk in the air suspension compressor.
• 10022893Apr 24, 2008Engine cooling. Check engine light on / fault codes fc1200 / fc1208 stored in me-sfi control unit. Mercedes-benz model c230, c280, c350, slk280, slk350, clk350, clk550, e350, e550, cls550, s600, and sl550. Equipped with m272 engine or m273 engine. *nj updated 8/28/08.
• 10025648Apr 22, 2008Steering. Rattling/thumping noise on rough roads and/or knocking noise when moving steering in both directions on all model 164 and 251 vehicles. Model years unknown.
• 10023863Nov 1, 2007Transmission and drivetrain. Models ml350, ml500, ml63, ml320, ml550, gl450, gl320, gl550, r350, r500, r63, r320 - model year 2008 -- update engine control module software -- check transmission control module software and update if necessary.

← All problems reported for the 2008 Mercedes-Benz R350