Below is a list of light bulb types used in 2002-2009 MERCEDES-BENZ E-CLASS lighting system, covering estate and saloon 4-door vehicles.
Headlight bulb: low beam - H7, D2S or D1S / high beam - H7
Parking light bulb: W5W
Fog light bulb: H11 or HB4
Front indicator/turn signal bulb: PY21W
License plate light bulb: C5W
Interior light bulb: C5W
Light bulb sizes for other MERCEDES-BENZ E-CLASS generations: E-CLASS (w210) / E-CLASS (w212) / E-CLASS (w213)