First read and observe the introductory information
and safety warnings
| Lit up | Possible cause | Solution |
|---|---|---|
|
Engine management system fault (Electronic Power Control). | The engine should be checked by a qualified workshop as soon as possible. |
|
Diesel engine is preheating before starting. | . |
|
Fault in catalytic converter. | Decrease speed. Drive carefully to the next qualified workshop. The engine should be checked. |
|
Diesel particulate filter has become saturated with soot. | Drive for approximately 15 minutes in 4th gear (manual
gearbox) or select D (automatic gearbox) at a speed of
at least 70 km/h (45 mph). Please observe any applicable speed limits . If the indicator lamp still does not go out, proceed to a qualified workshop. |
| Flashes | Possible cause | Solution |
|---|---|---|
|
Fault in engine management system (diesel engine). | The engine should be checked by a qualified workshop as soon as possible. |
|
Misfiring, which damages the catalytic converter. | Decrease speed. Drive carefully to the next qualified workshop. The engine should be checked. |
Several warning and indicator lamps will light up briefly as a functional check when the ignition is switched on. They will switch off after a few seconds.

WARNING

NOTICE
,
or
are lit up,
fuel consumption may be higher and engine performance reduced.
Introduction
Catalytic converterRemoving and installing front air distribution flap control motor -V426-,
LHD vehicles
Special tools and workshop equipment
required
Vehicle diagnostic tester
First carry out the following work:
–
Switch off all electrical consumers.
–
...
Removing and installing swivel joint
Special tools and workshop equipment required
Ball joint puller -3287 A-
Angle wrench -V.A.G 1756-
Ring spanner insert -V.A.G 1332/10-
...
Removing and installing relay and fuse carrier behind dash panel, LHD
vehicles
Removing
–
With ignition switched off, disconnect earth cable from
battery
→ Chapter.
–
Remove dash panel
→ General body repairs, interior; Rep. gr.70.
...