Mercedes-Benz E 300 Operator's Manual page 172

Check Regularly and Before a Long Trip
E 320 shown
1 Windshield Washer System
For refilling reservoir see Index
2 Headlamp Cleaning System
Auxiliary tank connected to windshield washer
reservoir. Open filler caps on both reservoirs during
refilling.
3 Coolant Level
See Adding coolant in Index.
4 Engine Oil Level
See Engine oil level, checking in Index.
5 Brake Fluid
See Brake fluid in Index.
Vehicle Lighting: Check function and cleanliness. For
replacement of light bulbs, see Lamps, exterior in Index.
• Fuel Supply
Open flap by pushing near front (arrow). Turn fuel cap to the
left and hold on to it until possible pressure in tank has been
released, then remove cap. Failure to remove slowly could
result in personal injury.
Warning!
Gasoline is highly flammable and poisonous. It burns
violently and can cause serious injury. Whenever you are
around gasoline, avoid inhaling fumes and skin contact,
extinguish all smoking materials. Never allow sparks,
flame or smoking materials near gasoline!
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