seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

ABOUT US
Test the wiring > < Test the voltage supply

Leon Mk2

Test the excitation
Test the excitation
  Caution
During the following test, do not touch the terminals of the ignition coils or the test wiring.
   
–  Remove the camshaft housing cover -arrow-.
  E15-0065
–  Remove the terminal connectors -arrows- of the injectors.
  N24-0736
Connect the diode light -V.A.G. 1527- with auxiliary leads of the -V.A.G. 1594- to the Contacts 1+4 (ignition output 1) Contacts 3+4 (ignition output 2) of the detached connector
–  Switch on the starter motor and test the ignition signal of the engine control unit. The diode light should flash.
–  Switch off the ignition.
If the diode light flashes and there is voltage between contacts 2 + 4:
–  Replace the ignition transformer -N152- → Item.
If the diode light does not flash:
–  Test the wiring → Chapter.
  A24-0094

Test the wiring > < Test the voltage supply