For car engines with a mileage ofmore than 30.000 km we recommend a cleaning phase: Discharge 10% of the filling quantity from the old engine oil and refill the removed quantity with MATHY-M After driving 500 to 700 km change the old engine oil, if possible as long as it is warm. After draining, fill the engine with a mix ratio of at least 10% MATHY-M and 90% Motorenöl nach Herstellervorgabe. engine oil according to the manufacturer's instructions. (At a capacity of 4.0 liters: 3,600 ml motor oil according to manufacturer's instruction +400 ml MATHY-M)
* The possible oil change interval of maximum 60,000 km refers to a normal driving and a mileage per year of 30,000 km and more, which is optimal for the engine! Frequent driving of short distances (distances less than 20 km) or use of alternative fuels can negatively affect the engine oil. Therefore, check the oil condition regularly and in case of doubt change the oil prematurely. We recommend a complete oil change after max. 60,000 km or at the latest after 4 years. Important: Change the oil filter along with the oil at the intervals recommended by the car manufacturer.