DS Automobiles DS 4, Handbook

Page: 252 / 421

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Practical information
Particle filter (Diesel)
According to your version of instrument panel, the start of
saturation of the particle emissions filter is indicated by:
- temporary illumination of
the service warning lamp,
accompanied by an audible signal
and a message that there is a risk
of blockage of the particle filter.
- fixed illumination of the particle
filter warning lamp, accompanied
by an audible signal and a
message that there is a risk of
blockage of the particle filter,
or
As soon as the traffic conditions permit,
regenerate the filter by driving at a speed of at
least 40 mph (60 km/h) until the warning lamp
goes off.
If the warning lamp stays on, there is a lack of
additive.
Checking components
Air filter and passenger compartment filter
Oil filter
Unless otherwise indicated, check these components in accordance with the manufacturer's service schedule and according to your engine.
Otherwise, have them checked by a CITROËN dealer or a qualified workshop.
Refer to the manufacturer's
service schedule for details of the
replacement intervals for these
components.
Replace the oil filter each time the
engine oil is changed.
Refer to the manufacturer's
service schedule for details of
the replacement interval for this
component.
Versions equipped with Stop &
Start are fitted with a 12 V lead-acid
battery of specific technology and
specification.
Its replacement should be carried
out only by a CITROËN dealer or a
qualified workshop.
12 V battery
For more information and the precautions to
take before starting work on the
12 V battery ,
refer to the corresponding section.
The battery does not require any maintenance.
However, check regularly that the
terminals are correctly tightened
(versions without quick release terminals)
and that the connections are clean.
Depending on the environment (e.g. dusty
atmosphere) and the use of the vehicle
(e.g. city driving),
replace them twice as often
if necessary
.
A clogged passenger compartment filter may
have an adverse effect on the performance
of the air conditioning system and generate
undesirable odours.