Mercedes-Benz M Maintenance Plans

Mercedes-Benz M maintenance plans can vary across the 1998-2015 model years and the wide spread of engines offered. Choose your exact M generation and engine to see the correct service schedule for your vehicle.

Select your Mercedes-Benz model below to view the online service schedule for your specific engine.

3 models covered

Model Year Range Engines covered Fuel
M 1998-2005 1998-2005 230 Petrol (111.977), 270 CDI Diesel (612.963), 320, -LPG LPG,Petrol (112.942), 350, -LPG LPG,Petrol (112.970), 400 CDI Diesel (628.963), 430, -LPG LPG,Petrol (113.942), 500, -4MATIC, -LPG LPG,Petrol (113.965), 55 AMG, -LPG LPG,Petrol (113.981) Diesel, LPG, Petrol
M 2005-2011 2005-2011 280 CDI 4MATIC Diesel (642.940), 300 CDI 4MATIC Diesel (642.820), 320 CDI 4MATIC Diesel (642.940), 350 4MATIC, -LPG LPG,Petrol (272.967), 350 BlueTEC 4MATIC Diesel (642.820), 350 CDI BlueTEC 4MATIC Diesel (642.820), 420 CDI 4MATIC Diesel (629.912), 500 4MATIC, -LPG LPG,Petrol (1… Diesel, LPG, Petrol
M 2011-2015 2011-2015 250 BlueTEC 4MATIC Diesel (651.960), 300 4MATIC Petrol (276.955), 350 4MATIC Petrol (276.955), 350 BlueTEC 4MATIC Diesel (642.826), 400 4MATIC Petrol (276.821), 500/550 4MATIC Petrol (278.928), 63 AMG Petrol (157.982), 63 AMG Petrol (157.982) Diesel, Petrol

Servicing by engine type

Petrol Mercedes-Benz M service items

Petrol Mercedes-Benz M models range from everyday engines to high-performance AMG units, so service needs can differ more than the badge suggests. Oil and filter changes are commonly scheduled between 10000 and 30000 km, and about every 12 to 24 months depending on engine and usage, so it is worth matching the plan to your exact engine. Alongside routine fluid checks, keep an eye on ignition service items (such as spark plugs) and air filtration, as these strongly affect drivability and fuel economy. Common petrol families in this range include 276, 278, 273, 272, 157, 156, 113, 112 and 111.

Diesel Mercedes-Benz M service items

Diesel Mercedes-Benz M models often depend on correct oil specification and timely servicing for turbo, EGR and (where fitted) DPF durability. The schedule commonly puts oil and filter changes between 10000 and 30000 km and around 12 to 24 months, but shorter intervals may suit frequent short trips or heavy-duty use. Budget for fuel filter servicing where applicable, and take persistent smoke, loss of boost or repeated regen issues as a sign the vehicle needs diagnosis rather than just more parts. Diesel families represented here include 642, 651, 629, 628, 612 and 601.

LPG Mercedes-Benz M service items

LPG versions of the Mercedes-Benz M still follow the underlying petrol engine maintenance plan, but the LPG system adds its own checks. Keep to the scheduled oil and filter interval (often 10000 to 30000 km and 12 to 24 months depending on engine), and treat misfires or rough running as urgent, as they can damage catalytic converters. It is also sensible to have the LPG installation inspected for leaks, hose condition and correct operation, and to replace LPG filters/consumables where specified for the system fitted. LPG-equipped petrol families in this range include 272, 156 and 113.

Common service operations for Mercedes-Benz

The operations listed below reflect typical Mercedes-Benz M scheduled maintenance, but the exact items and cadence depend on the generation, engine and fuel type you select. Use the intervals as a guide, then confirm the precise requirements for your specific model.

Operation Typical interval Notes
Oil and filter changeSee selector aboveVaries by engine and recommended oil grade
Air filter30,000 to 60,000 kmMore often in urban or dusty driving
Cabin filter15,000 to 30,000 km or 1 yearAffects air conditioning and air quality
Brake fluid2 years (all models)Regardless of mileage
CoolantPer manufacturer (typically 5 years or 100,000 km)Check level and condition (colour, deposits) at every service
Front brake padsDepending on use (typically 30,000 to 60,000 km)Wear depends on driving style and load carried
Timing beltSee selector aboveInterval varies widely by engine
Spark plugs (petrol)30,000 to 60,000 kmPetrol engines only

Mercedes-Benz electronic diagnostics

If your Mercedes-Benz M shows an engine management light, poor starting, limp mode or higher fuel use, start by reading the OBD2 fault codes and freeze-frame data. Codes usually fall into broad groups such as misfire/ignition, air and fuel metering, emissions control (lambda sensor, catalytic converter, EGR, DPF) and sensor or wiring faults. Use our fault-code guide to understand likely causes and next checks: OBD fault codes for Mercedes-Benz M. Clear codes only after repairs and a re-test drive confirms the fix.

What the Mercedes-Benz manual covers

A maintenance plan tells you what to do and when; the next step is doing the work correctly on your Mercedes-Benz M. A Haynes repair manual can help with step-by-step procedures, tightening torques, fluid specifications, capacities and component locations for the engine and drivetrain you have selected. This is especially useful where access differs between generations, and where 4MATIC layouts change how jobs like servicing the front end, brakes or driveline are carried out. Pair the schedule with the correct manual to plan parts, tools and time more accurately.

Mercedes-Benz manual