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120 Engine, exhaust system and fuel ›
›
Stop driving! Seek the help of a specialist garage.
Coolant temperature too high
illuminates together with
Report regarding the engine overheating
›
Stop driving.
›
Stop the engine and allow it to cool.
›
Drive on after the indicator light goes out.
Engine fault
illuminates together with
›
Stop driving!
›
Stop the engine and seek the help of a specialist
garage.
There is no coolant of the correct specification
available
›
Top up with distilled or demineralised water.
›
Have the correct coolant mixing ratio corrected by
a specialist garage as soon as possible.
Another substance was used for topping up, other
than distilled or demineralised water:
›
Have the coolant changed by a specialist garage.
It is not possible to top up with a sufficient amount
of coolant
›
Stop driving.
›
Stop the engine and seek the help of a specialist
garage.
There is a loss of coolant
›
Top up the coolant and seek the help of a specialist
garage.
Engine electronics
Troubleshooting
Petrol engine control faulty
illuminates
Driving in emergency mode is possible - a
noticeable reduction in engine performance may oc-
cur.
›
Continue driving, exercising appropriate caution,
and seek the help of a specialist garage.
Particle filter
Troubleshooting
Clogged particle filter
illuminates together with
›
Clean the filter.
Engine electronics
When the indicator light is on, it must be as-
sumed that fuel consumption will be higher, engine
power will be reduced, and the START-STOPP func-
tion will not be available.
Filter cleaning
Conditions for cleaning
✓ The engine is warm.
✓ For vehicles with manual transmission, observe
the gear recommendation shown in the display of
the instrument cluster.
Cleaning procedure
›
Drive at a speed of at least 80 km/h at engine
speeds between 3000-5000 rpm.
›
Release the accelerator pedal and let the vehicle
roll with the gear engaged for a few seconds.
›
Repeat this procedure several times.
If the filter is successfully cleaned, the indicator light
goes off.
If the indicator light
minutes, no filter cleaning was performed.
›
Continue driving, exercising appropriate caution,
and seek the help of a specialist garage.
Exhaust control system
Troubleshooting
Emission control system faulty
illuminates
Driving in emergency mode is possible - a no-
ticeable reduction in engine performance may occur.
›
Continue driving, exercising appropriate caution,
and seek the help of a specialist garage.
Fuel filler flap
Opening the fuel filler flap
.
does not go off within 30
›
Press the flap and open
it.
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