Viscosity classes of engine oils (car engines) - BB00.40-P-0224-01A
WARNING: This page does not describe the selected car, but rather 25 other vehicles, including the 2007 Mercedes-Benz C350, 2007 Mercedes-Benz C280, 2007 Mercedes-Benz C230, 2006 Mercedes-Benz C55, and 2006 Mercedes-Benz C350. However, it is still accessible from the selected car via links, so may be relevant.
Passenger vehicle engines (BR 100, BR 200, BR 600)
Commercial vehicle engines from the passenger vehicle sector (BR 100, BR 200, BR 600)
Industrial engines from the passenger vehicle sector (BR 100, BR 200, BR 600)
A precise application of the SAE grades in accordance with ambient air temperatures would require more frequent engine-oil changes. The temperature limits for the SAE grades should therefore be regarded as guidelines, which can be exceeded or undercut for a short duration.