Mercedes-Benz 420 SEL 1988 Owner's Manual page 118

Check Regularly and Before a Long Trip
116
1 Fuel Supply: Turn fuel filler cap to
the left and hold on to it until pos­
sible pressure in tank has been re­
leased, then remove the cap.
2 Tire Inflation Pressure: Check at
least every two weeks. For details
see page 82.
3 Battery: Add distilled or tap water
only, see page 83.
4 Fluid Level in Automatic Trans­
mission: See page 78.
5 Windshield Washer System and
Headlamp Cleaning System: See
page 106.
6 Coolant Level: See page 76.
7 Engine Oil Level: See page 77.
8 Brake Fluid: See pages 106
and 107.
Vehicle Lighting: Check function and
cleanliness. For replacement of light
bulbs, see pages 84, 85 and 86.