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
IMPORTANT: Read and comply with notes on protection against damage from
electrostatic
damage (ESD protection).
Necessary preliminary work
Read out the fault memory of the DME control unit.
Switch off ignition.
Disconnect BATTERY EARTH LEAD.
Remove left and right INTAKE SILENCER HOUSINGS.
Remo