Vauxhall VECTRA Owner's Manual page 203

z If the emission control indicator Z
flashes, slow down until the flashing
stops a nd the control indicator is steady .
Conta ct a workshop immediately . We
recommend that you consult y our
Vauxhall Approved Repairer. For
emission control indicator Z – see page
202.
Catalytic converter for dies el
engines
3
Damage to the ca talytic converter or the
vehicle may result if the follow ing points
are not observed:
z If the engine runs roug hly , the engine
power ha s reduc ed significa ntly or other
unusual operating problems occur,
please contact a workshop as quickly a s
possible. We recomm end that y ou
consult a Vaux hall Authorised Repairer.
Drive at a slower speed and with less
eng ine rev s for a short time if necessary.
Irregular engine running and a loss of
eng ine power when the Traction C ontrol
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 204, 206.
Controlling exhaust emission
Throug h design-rela ted measures – mainly
in the a rea of the fuel-injection and ignition
systems – the proportion of nox ious
ma terials in the exhaust, such as carbon
monoxide (CO ), hydrocarbons (HC) a nd
nitrogen oxides (NO ), is reduced to a
x
minimum.
201