Notes
NOTE: The following procedure is only applicable to vehicles without the
tank leak
diagnosis module.
Necessary preliminary work
Remove rear right wheel arch trim.
Comply with the following c
IMPORTANT: On vehicles with tank leak diagnosis modules (DMTL), do not
work with
external pressurization as the tank ventilation system will leak under this
condition.
On account of emerging fuel va
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
WARNING: Read and comply with SAFETY REGULATIONS for handling airbag
modules and pyrotechnical belt tensioners.
Incorrect handling may result in triggering of the crash-active headrest
and thereby cause injury.
Switch off the ignition!
Necessary preliminary tasks:
Disconnect BATTERY NEGATIVE CABL