2004 Mercedes E-Class Owner's Manual - Page 283

Operation Engine compartment Checking engine oil level When checking the oil level the vehicle must be parked on level ground be at normal operating temperature have been stationary for at least five minutes with the engine turned off To check the engine oil level via the multifunction display, do the following: Turn the SmartKey in the starter switch to position 2 or press the KEYLESS-GO start/stop button* twice. The standard display ( page 134) should appear in the multifunction display. Press button k or j, on the steering wheel until the following message is seen in the multifunction display: Engine oil level - Measuring now! Measurement correct only if veh. level i If you want to interrupt the checking procedure, press the k or j button on the multifunction steering wheel. One of the following messages will subsequently appear in the indicator: Engine oil level ok Add 1.0 qt. to reach max. oil level! If necessary, add engine oil. For adding engine oil see ( page 284). More information on engine oil can be found in the "Technical data" section ( page 400) and ( page 403). Other display messages If the SmartKey or KEYLESS-GO start/stop button* is not in position 2, the following message will appear: Turn on ignition to see engine oil level! (Canada: 1.0 liter) Add 1.5 qts. to reach max. oil level! (Canada: 1.5 liters) Add 2.0 qts. to reach max. oil level! (Canada: 2.0 liters) Switch on the ignition. If you see the message: Observe waiting period 283