Remedy(1_146): it is advisable to Perform oil level measurement and correct if necessary:
• engine oil temperature > 95 °C
• keep engine running at idle for around 30 s (transmission mode C)
• Check engine oil level via oil dip stick at idle
The oil level is good, when the oil dip stick is showing a level at idle 5 - 7 mm under the maximum-mark
• after opening the oil cooler circuit, raise the engine oil temperature > 105°C before you
check the oil level (oil thermostat opens at 100 ± 2 °C)