seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

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Check mixture adaptation > < Check the basic voltage

Leon Mk2

Check the Lambda probe's cables
Check the Lambda probe's cables
   
–  Attach the test box -V.A.G. 1598/22- to the control unit's cabling harness.
  N24-0709
–  Check for a break in the cables between the test box and the 4 contact connector (towards the control unit), following the wiring diagram. Contact 3 + female socket 25 Contact 4 + female socket 26 Cable resistance: 1.5 Ω max.
–  Test the connector cables, contacts 3 + 4 for short circuits with contacts 1 + 2, following the wiring diagram. Theoretical value: ∞ Ω.
If no fault is detected in the cables:
–  Replace the Lambda probe -G39-.
  A24-0094

Check mixture adaptation > < Check the basic voltage