no dip stick in the engine.only tube with cover,you have to buy a special tool to check the oil level.details in this file ( mercedes-autobestanswer) Google it.
The 2003 Mercedes-Benz S-Class has a V8 engine.
The 2003 Mercedes-Benz SL-Class has a V8 engine.
The 2003 Mercedes-Benz CL-Class has a V8 engine.
The 2003 Mercedes-Benz G-Class has 24 valves.
The 2003 Mercedes-Benz S-Class has 24 valves.
The 2003 Mercedes-Benz E-Class has 18 valves.
The 2003 Mercedes-Benz M-Class has a V6 engine.
The 2003 Mercedes-Benz C-Class has 16 valves.
The 2003 Mercedes-Benz SLK-Class has 16 valves.
The 2003 Mercedes-Benz G-Class has a V8 engine.
The 2003 Mercedes-Benz E-Class has a V6 engine.
The 2003 Mercedes-Benz SL-Class has 24 valves.