2007 Mercedes CL-Class Owner's Manual - Page 518

Operation Engine compartment Other display messages If the SmartKey or KEYLESS-GO* start/ stop button is not in position 2, the following message will appear: "For engine oil level, turn on ignition" Switch on the ignition ( page 336). If you see the message "Waiting period for, engine oil level not complete" If engine is at operating temperature, wait 5 minutes before repeating check procedure. If engine is not at operating temperature yet, wait 30 minutes before repeating check procedure. If you see the message "Engine oil level Not when engine on" Turn off the engine. If the engine is at operating temperature, wait 5 minutes before checking oil. If the engine is not at operating temperature yet, you must wait 30 minutes before checking oil. If there is excess engine oil with the engine at operating temperature, the following message will appear: "Engine oil level Reduce oil level" Have excess oil siphoned or drained off. Contact an authorized Mercedes-Benz Center. ! Excess oil must be siphoned or drained off. It could cause damage to the engine and catalytic converter (gasoline engine) not covered by the Mercedes-Benz Limited Warranty. For more information on messages in the multifunction display concerning engine oil, see the "Practical hints" section ( page 580). 515