Mercedes-Benz 230 1978, Owner'S Manual

Page: 42 / 91

Catalytic Converter Cautions
Your MERCEDES-BENZ is equipped
with a m onolythic catalytic con­
verter, one im portant element to
achieve substantial control of ex­
haust emissions with improved fuel
economy. Keep your vehicle in
proper operating condition by fo l­
lowing our recommended main­
tenance instructions as outlined in
your maintenance booklet.
Should any noticeable irregularities
in the engine operation o ccur such
as m isfiring of one or more
cylinders, indicated by audible signs
or rough idle or loss of perform ­
ance, excessive unburned fuel may
reach the converter causing it to
overheat. Continued operation of
your vehicle can result in damage to
the converter and the vehicle.
For the same reason we caution
against:
• Misuse or abuse of your vehicle
engine
• Coasting with ignition off
• Going down steep grades in gear
with ignition off
• Excessive idling with cold engine
• Push or tow starting your vehicle
with hot engine
As with any vehicle, do not idle or
park o r operate this vehicle in areas
where com bustible m aterials such
as grass, hay or leaves can come
into contact with a hot exhaust
system, as these m aterials could be
ignited.
We urge your cooperation by fo llo w ­
ing the above instructions to
achieve cleaner air and high fuel
economy.