Mercedes-Benz ML Maintenance Plans

The Mercedes-Benz ML range spans multiple generations from 1998-2015, with a wide choice of Diesel, petrol and some LPG-capable variants. Use the selector for your exact model year and engine, as service items and intervals can vary between generations and powertrains.

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
ML 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
ML 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
ML 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

Diesel ML servicing (CDI and BlueTEC)

Diesel Mercedes-Benz ML models commonly use CDI and BlueTEC engines, including families such as CDI, BlueTEC and BlueTEC CDI. Keep on top of oil and filter services, as these engines are often turbocharged and can be sensitive to oil condition, especially where journeys are short or towing is frequent. Diesel emissions hardware such as EGR and DPF benefits from the right driving profile and prompt attention to warning lights, while air and fuel filtration should be maintained to protect high-pressure injection components. Expect service-interval ranges to vary by year and engine, with oil changes typically falling somewhere between 10,000-30,000 km or 12-24 months depending on the selected vehicle.

Petrol ML servicing (including AMG)

Petrol Mercedes-Benz ML engines in this family include 230, 350, 400, 430, 500/550 and AMG variants such as 55 AMG and 63 AMG, so maintenance needs can differ significantly by specification. Regular oil and filter changes are important across the board, and higher-output engines may be less tolerant of extended intervals or repeated short-trip use. On petrol models, ignition components (spark plugs and coils) and air intake condition can have a noticeable effect on smooth running and fuel economy, so misfires should be investigated early. Use the selector to confirm your exact service items and intervals, as the ML range covers several generations and many engine options.

LPG-capable ML servicing

Some Mercedes-Benz ML variants in this family are listed as LPG-capable, often alongside petrol operation, so correct servicing starts with confirming the exact engine and fuel system fitted. LPG-running engines still need routine oil and filter services on schedule, and they can be more sensitive to ignition health, making timely spark plug replacement and addressing misfires especially important. If your ML is bi-fuel, it is also worth keeping the petrol side maintained (filters and fuel quality considerations) so the engine runs correctly on both fuels. Select your exact ML generation and engine to see the correct maintenance plan items and intervals.

Common service operations for Mercedes-Benz

The operations below reflect typical Mercedes-Benz ML maintenance plan items, but the exact schedule depends on the generation and the engine fitted. Select your ML version to see the correct cadence for routine servicing and time or distance-based replacements.

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 the engine management light comes on, an OBD2 scan is the quickest way to narrow down the cause before replacing parts. Fault codes (DTCs) are grouped into areas like engine and emissions, transmission, and chassis or body systems, helping you separate drivability issues from sensor or wiring faults. Start by reading codes, checking freeze-frame data if available, then confirming the repair with a re-scan after addressing the underlying cause. See Mercedes-Benz ML OBD fault codes for more guidance.

What the Mercedes-Benz manual covers

A maintenance plan tells you what to do and when, but the job quality depends on doing each procedure correctly on your exact ML. A Haynes repair manual can help with step-by-step methods, tightening torques, fluid specifications, and diagrams for service tasks like oil changes, filter replacement, brakes and routine inspections. Because the ML spans several generations and a large engine line-up, procedures and component locations can differ, even for similar service items. Use your selected year and engine to match the right instructions and specifications to your vehicle.

Mercedes-Benz manual