Vauxhall 1994 Omega, Owner'S Manual

Page: 151 / 244

149
z If the emission control indicator Z
flashes, slow down until the flashing
stops and the c ontrol indicator is lit with
a steady glow. Contact a workshop
im med ia tely. We recommend your
Vauxhall Authorised Rep airer. Emission
control indicator Z , see p age 150.
Catalytic converter for diesel engines
Damage to the ca talytic converter or the
vehicle may result if the follow ing points
are not observed:
z Consult a workshop, such a s your
Vauxhall Authorised Repairer, as quickly
as possible in the event of irregular
eng ine running, a sig nificant loss of
eng ine power or other unusual
malfunctions. If necessary, driving may
be continued for a short tim e a t a low
speed and with a low engine speed.
Irregular engine running and a loss of
eng ine power when the Traction Control
system
3
or the Electronic Stab ility
Program 3 come into a ction a re
determined by the opera ting conditions
and are therefore of no significance – see
pages 152, 154.
Controlling exhaust emission
Throug h design-rela ted measures – mainly
in the a rea of the fuel-injection and ignition
systems – the proportion of noxious
ma terials in the exhaust, such as carbon
monoxide (CO), hydrocarbons (HC) a nd
nitrogen oxides (NO
x
), is reduced to a
minimum.