Vehicle features and
options
This chapter describes all standard, country-specific
and optional features offered with the series.
It also describes features and functions that are
not necessarily ava
Safety information
Warning
Improperly executed work in the engine compartment
can damage vehicle components and
impair vehicle functions. There is a risk of an
accident and damage to property. Have wo
NOTES ON CHECKING IGNITION SYSTEM
Troubleshooting
Fault in fuel injection system
Spark plug faults
Ignition coil faults
Further fault patterns with evaluation
Additional fault notes for troubleshooting
Oscillograms
Normal oscillogram
Oscillograms of ignition coils from different manufactur
Notes
WARNING: Prior to each use of special tool 31 3 340 , it is essential
to read the
associated Owner's Handbook fully!
All the safety information and instructions contained in the Owner's
Handbook must be strictly observed!
Failure to observe these safety precautions and instructions increases