Change Car Timing Belt Kit Mercedes-Benz B-Class
Change Car Timing Belt Kit
| Estimated time | 7h00–9h00 |
|---|---|
| Estimated labour cost | ~700–900£ |
| Difficulty | Very technical |
| Vehicles |
B-Class 2011-2018 2
B-Class 2019-2025 2
|
| Renew the timing belt Manual transmission | 7h00 |
| Renew the timing belt Automatic transmission | 8h00 |
| Renew the timing belt kit Automatic transmission | 8h00 |
| Renew the timing belt kit Manual transmission | 7h00 |
| Renew the timing belt kit and the coolant pump Manual transmission | 9h00 |
| Renew the timing belt kit and the coolant pump Automatic transmission | 10h00 |
| Renew the timing belt | 9h00 |
| Renew the timing belt kit | 10h00 |
| Renew the timing belt kit and the coolant pump | 12h00 |
What is the function of a Mercedes-Benz B-Class timing belt?
The timing belt synchronises the rotation of the camshaft(s) with the crankshaft, ensuring that the inlet and exhaust valves open and close at precisely the right moment. It may also drive other components such as the high-pressure fuel pump or the water pump.
When should you change the Mercedes-Benz B-Class timing belt?
The replacement interval varies greatly between manufacturers, typically between 60,000 and 240,000 km or 4 to 10 years, whichever comes first. Always respect the time-based interval even if the mileage has not been reached.
What happens if the Mercedes-Benz B-Class timing belt breaks?
On interference engines (the vast majority of modern engines), a broken timing belt causes the pistons to strike the open valves, resulting in bent valves, damaged pistons, and potentially a destroyed engine. Repair costs can reach several thousand euros. Preventive replacement is critical.
Is it difficult to change the Mercedes-Benz B-Class timing belt?
Difficulty level 5/5: very technical, requiring specialist tools (crankshaft and camshaft locking tools specific to your engine, tensioner tools, torque wrench) and precise knowledge of timing marks. Incorrect installation can cause severe engine damage. Recommended for experienced mechanics only.
3 models covered
| Model | Year Range | Engines covered | Fuel |
|---|---|---|---|
| B-Class 2005-2011 | 2005-2011 | 150, -LPG LPG,Petrol (266.920), 170 NGT BlueEFF CNG,Petrol (266.960), 170, -LPG LPG,Petrol (266.940), 180 BlueEFF, LPG LPG,Petrol (266.940), 180 CDI Diesel (640.940), 200 CDI Diesel (640.941), 200 Turbo, -LPG LPG,Petrol (266.980), 200, -LPG LPG,Petrol (266.960) | CNG, Diesel, LPG, Petrol |
| B-Class 2011-2018 | 2011-2018 | 160 CDI Diesel (607.951 (K9K)), 160 Petrol (270.910), 180 CDI Diesel (607.951 (K9K)), 180 CDI Diesel (651.901), 180 CGI, LPG LPG,Petrol (270.910), 200 CDI Diesel (651.901), 200 CDI, -4MATIC Diesel (651.930), 200 CGi Petrol (270.910), 200 NGT CNG,Petrol (270.920), 220 CDI Diesel … | CNG, Diesel, LPG, Petrol |
| B-Class 2019-2025 | 2019-2025 | 160 d Diesel (608.915 (K9K)), 160 Petrol (282.914), 180 D Diesel (608.915 (K9K)), 180 D Diesel (654.920), 180 Petrol (282.914), 200 D Diesel (654.920), 200 Petrol (282.914), 220 4MATIC 48V (MHEV),Petrol (260.920), 220 D Diesel (654.920), 250, -4MATIC 48V (MHEV),Petrol (260.920) | 48V (MHEV), Diesel, Petrol |
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