Owner's Manual
Page 80
...dipstick, if it cannot be drained or siphoned. In this case we recommend that you have the system checked at a Mercedes-Benz Center. The symbol I appear in the odometer display field if a proper oil level check cannot be repeated after a short... Technical data Index Checking engine oil level (model SLK 320) The following messages are available: "OK" "-1.0 Q" (Canada: -1.0 L) "-1.5 Q" (Canada: -1.5 L) "-2.0 Q" (Canada: -2.0 L) If the message "-2.0 Q" (Canada: -2.0 L) blinks and a signal sounds, add oil to engine and catalytic converter not covered by the Mercedes-Benz Limited Warranty.
...dipstick, if it cannot be drained or siphoned. In this case we recommend that you have the system checked at a Mercedes-Benz Center. The symbol I appear in the odometer display field if a proper oil level check cannot be repeated after a short... Technical data Index Checking engine oil level (model SLK 320) The following messages are available: "OK" "-1.0 Q" (Canada: -1.0 L) "-1.5 Q" (Canada: -1.5 L) "-2.0 Q" (Canada: -2.0 L) If the message "-2.0 Q" (Canada: -2.0 L) blinks and a signal sounds, add oil to engine and catalytic converter not covered by the Mercedes-Benz Limited Warranty.