beautypg.com

Mercedes-Benz 2005 C 320 Sport User Manual

Page 348

background image

346

Practical hints

What to do if …

Problem

Possible cause

Suggested solution

ú

(USA only)

±

(Canada only)

The yellow engine malfunction
indicator lamp comes on while
driving.

There is a malfunction in:

ț

The fuel management
system

ț

The ignition system

ț

The emission control
system

ț

Systems which affect
emissions

Such malfunctions may result
in excessive emissions values
and may switch the engine to
its limp-home (emergency
operation) mode.

̈

Have the vehicle checked as soon as
possible by an authorized
Mercedes-Benz Center.
An on-board diagnostic connector is
used by the service station to link the
vehicle to the shop diagnostics sys-
tem. It allows the accurate identifica-
tion of system malfunctions through
the readout of diagnostic trouble
codes. It is located in the front left
area of the footwell next to the
parking brake pedal.