Mercedes-Benz A-Class (W168 / W169 / W176) & B-Class (W245 / W246) – 250 CDI / 250 d (150 kW / 204 HP)
Complete technical data card: required engine oil specification and exact capacity in liters, oil filter code, tire sizes, car battery, wiper blades, headlight bulbs and mileage maintenance schedule.
🛢️ 1. Engine Oil Spec & Capacity
Oil Spec Details MB 229.51 or MB 229.52 →
What oil and how many liters for 250 CDI / 250 d (150 kW / 204 HP)?
Required Oil Spec
MB 229.51 or MB 229.52
SAE Viscosity
5W-30 or 0W-30
Exact Oil Capacity
6,0 – 6,5 liters
Oil Filter Code
MANN-FILTER HU 7010 z (OM651) or HU 6020 z (OM654)
📦 Recommended pack size: 7 liters (1× 5L + 2× 1L)
🏆 Recommended oil: Mobil 1 ESP 5W-30 (MB 229.52) or Originální olej Mercedes-Benz 229.52
🔧 Sump plug torque: 30 Nm
Torque Wrenches →
⏱️ Service interval: 15 000 km / 1 year
💡 2. Headlight Bulbs & Road-Legal LED
✓ Road Legal Approved
Bulb Fitment Guide & Road-Legal LED Upgrade (A-Class (W168 / W169 / W176) & B-Class (W245 / W246))
Low Beam
H7 (55W, PX26d socket)
High Beam
H7 / H15
Fog Lights
H7 / H11
✨ Road-Legal LED Upgrade (up to +220% brightness):
Status: YES – Road-legal ECE/ABG approved (Osram Night Breaker H7-LED pro W169, W176, W245 i W246)
Headlight approval number (E-mark): E1 1811 / E1 3255
Required bulb holder adapter: Osram Adapter 64210DA01-1
CANBUS error canceller: Osram Smart Canbus LEDSC01
Estimated complete kit price: 115 € + 16 €
Verified road-legal LED bulbs & adapters:
💡 Buy Road-Legal Osram Night Breaker LED
→
🔌 View LED Kit + Adapters
→
✨ Cloudy headlights? Headlight Restoration & Polish Kits
→
🛞 3. Tire Sizes, Bolt Pattern & Wheel Torque
All Tire & Rim Sizes for Mercedes-Benz A-Class (W168 / W169 / W176) & B-Class (W245 / W246) →
Tire sizes, wheel bolt pattern and lug nut torque for Mercedes-Benz A-Class (W168 / W169 / W176) & B-Class (W245 / W246)?
Approved Tire Sizes
205/55 R16 • 225/45 R17 • 225/50 R17 • 245/40 R18
Bolt Pattern (PCD) & Center Bore
5×120 (older BMW E90/F30 – 72.6 mm) or 5×112 (Mercedes & BMW G-Series – 66.6 mm)
Wheel Lug Torque
130 – 140 Nm
🧮 4. Interactive Maintenance Schedule by Mileage
Select your current odometer mileage
What needs servicing on Mercedes-Benz A-Class (W168 / W169 / W176) & B-Class (W245 / W246) (250 CDI / 250 d (150 kW / 204 HP))?
Select your vehicle's approximate mileage (or a used car you are inspecting) to see critical maintenance tasks:
📋 Recommended 60,000 km Service Schedule (250 CDI / 250 d (150 kW / 204 HP)):
- Engine Oil (6,0 – 6,5 liters): Engine oil change to spec MB 229.51 or MB 229.52 (5W-30 or 0W-30) + oil filter MANN-FILTER HU 7010 z (OM651) or HU 6020 z (OM654).
- Cabin & Air Intake: Replace activated carbon cabin (pollen) filter and engine air filter.
- Brake Fluid & Transmission: Replace DOT 4 LV brake fluid (every 2 years). For automatic transmissions (DSG / Aisin / EDC), mandatory transmission fluid & filter change every 60,000 km!
- Lights & Wipers: Check headlight alignment (optional road-legal H7/H4 LED upgrade) and replace wiper blades (650 mm + 575 mm (W169/W245 Bosch A216S) / 600 + 475 mm (W176/W246 A204S)).
⚙️ 5. Gearbox, Timing, Coolant, Plugs & Brakes
Transmission, Engine Timing, Coolant (Antifreeze), Plugs & Brakes (250 CDI / 250 d (150 kW / 204 HP))
⚙️ Transmission / Gearbox Oil (Manual & Auto)
MB 236.14 (5G/7G-Tronic red) / MB 236.15 (7G+ blue) / MB 236.17 (9G-Tronic) • MB 235.10 (manual)
Capacity & Interval: 1,8 – 2,2 l (manual) / 8,0 – 10,0 l (7G/9G-Tronic automatic – change every 60,000 km including torque converter!)
❄️ Engine Coolant (Antifreeze)
MB 325.0 / 326.0 (G48 blue-green) or MB 325.6 / 326.6 (G40 pink from 2014+)
System Capacity: 8,0 – 11,5 l (complete cooling system, replace every 5 years)
🔥 Glow Plugs (Diesel Cold Starts)
Bosch Duraterm / Beru (replace on glow plug fault P0671–P0674 or before winter, torque 12–15 Nm – caution against seizing!)
🛑 Brake Fluid & Brakes
DOT 4 LV / ISO Class 6 (low-viscosity for ESP/ABS – capacity 1.0 to 1.2 L, replace every 2 years)
⛓️ Engine Timing Belt/Chain & Water Pump (250 CDI / 250 d (150 kW / 204 HP))
Timing Chain (with hydraulic tensioner and guide rails) • Interval: 130,000 – 200,000 km (replace immediately if cold-start rattle or P0016 correlation code occurs)
Timing chain life is greatly extended by changing engine oil every 10,000 – 15,000 km max! (150 – 380 € (complete timing chain kit with tensioner & guides INA / Febi / SWAG))
🌧️ Exact Wiper Blade Sizes (A-Class (W168 / W169 / W176) & B-Class (W245 / W246))
Front: 650 mm + 575 mm (W169/W245 Bosch A216S) / 600 + 475 mm (W176/W246 A204S)
Rear: 300 mm
🔋 Recommended Car Battery
(Battery Specs →)
12V 70Ah or 80Ah AGM (located in the passenger footwell floor on W168/W169!) – Varta AGM E39 / F21
More engines from Mercedes-Benz
Mercedes-Benz • 1985 – 2009
W124, C-Class (W202 / W203) & E-Class (W210 / W211) – 180 / 200 / 230 Kompressor (95 kW / 105 kW / 120 kW / 135 kW)
Oil: 5.5 – 6.5 L (4-cyl CDI & Kompressor) / 7.5 – 8.5 L (5-cyl 270 CDI & 6-cyl 320/350 CDI!) (5W-40 or 5W-30 (10W-40 u W124 / W202 / W210)) • Tires: 225/45 R17
Mercedes-Benz • 1985 – 2009
W124, C-Class (W202 / W203) & E-Class (W210 / W211) – 200 CDI / 220 CDI (75 kW / 85 kW / 105 kW / 110 kW / 125 kW)
Oil: 5.5 – 6.5 L (4-cyl CDI & Kompressor) / 7.5 – 8.5 L (5-cyl 270 CDI & 6-cyl 320/350 CDI!) (5W-40 or 5W-30 (10W-40 u W124 / W202 / W210)) • Tires: 225/45 R17
Mercedes-Benz • 1985 – 2009
W124, C-Class (W202 / W203) & E-Class (W210 / W211) – 250 D / 270 CDI / 300 TD (83 kW / 125 kW / 130 kW)
Oil: 5.5 – 6.5 L (4-cyl CDI & Kompressor) / 7.5 – 8.5 L (5-cyl 270 CDI & 6-cyl 320/350 CDI!) (5W-40 or 5W-30 (10W-40 u W124 / W202 / W210)) • Tires: 225/45 R17
Mercedes-Benz • 1985 – 2009
W124, C-Class (W202 / W203) & E-Class (W210 / W211) – 320 CDI / 350 CDI V6 (145 kW / 150 kW / 165 kW / 195 kW)
Oil: 5.5 – 6.5 L (4-cyl CDI & Kompressor) / 7.5 – 8.5 L (5-cyl 270 CDI & 6-cyl 320/350 CDI!) (5W-40 or 5W-30 (10W-40 u W124 / W202 / W210)) • Tires: 225/45 R17
Mercedes-Benz • 1997 – 2023
A-Class (W168 / W169 / W176) & B-Class (W245 / W246) – 180 / 200 / 230 Kompressor (95 kW / 105 kW / 120 kW / 135 kW)
Oil: 5.5 – 6.5 L (4-cyl CDI & Kompressor) / 7.5 – 8.5 L (5-cyl 270 CDI & 6-cyl 320/350 CDI!) (5W-40 or 5W-30 (10W-40 u W124 / W202 / W210)) • Tires: 225/45 R17
Mercedes-Benz • 1997 – 2023
A-Class (W168 / W169 / W176) & B-Class (W245 / W246) – 200 CDI / 220 CDI (75 kW / 85 kW / 105 kW / 110 kW / 125 kW)
Oil: 5.5 – 6.5 L (4-cyl CDI & Kompressor) / 7.5 – 8.5 L (5-cyl 270 CDI & 6-cyl 320/350 CDI!) (5W-40 or 5W-30 (10W-40 u W124 / W202 / W210)) • Tires: 225/45 R17