seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

ABOUT US
Spark plug test data > < Removing and installing Hall senderG40

Leon Mk2

Safety precautions
Safety precautions
To prevent injuries to persons and/or serious damage to the fuel injection and ignition system, the following must be noted:
t  Do not touch or remove the ignition cables with the engine running or idling.
t  The ignition must be switched off before connecting or disconnecting injection or ignition system wiring or tester cables.
   
Please note the following if test equipment has to be used during a test drive:
t  Always install the test and measurement equipment -1- in the back seat of the vehicle so that they may be used by a second mechanic
If test and measuring instruments are operated from front passenger seat, there is a possibility that the person sitting in this seat may receive serious injuries when the airbag is triggered.
t  If the engine is to be turned at starter speed without starting:
  E97-10403
–  Remove the 4-pin connectors from the ignition coils with output stage -arrows- → Chapter.
–  Remove the fuse for the fuel pump control unit -J538- from the fuse holder; fuse position → Current flow diagrams, Electrical fault finding and Fitting locations.
  N28-0263

Spark plug test data > < Removing and installing Hall senderG40