SEAT Workshop Service and Repair Manuals > Leon Mk1 > Power unit | 4 cylinder Injection engine (Autogas) | Exhaust system | Components of the exhaust system: Removing and installing

Lambda probeG39: Removing and installing

Lambda probe -G39-: Removing and installing

Check the tool and equipment equivalence table according to the applicability between Seat / VW / Audi / Skoda → Chapter

Special tools and workshop equipment required

t	Lambda probe open ring spanner set -3337-

Removal:

–	Remove the connector -arrow- for Lambda probe -G39- from bracket and unplug connector.

–	Loosen the clamp -1-.

–	Remove the lambda probe-arrow- by unscrewing with a tool from the set of ring spanners for lambda probes -3337-.

Note

The engine is shown removed in the figure.

Installing

When installing, note the following:

Note

t	New Lambda probes are coated with an assembly paste. The paste must not get into the slots on the probe body.

t	When reusing the lambda probe, only grease the thread with hot bolt paste -G 052 112 A3-; the paste must not get into the slots on the sender body Locking fluid for hot working bolts → ETKA (Electronic parts catalogue)

t	When assembling, the Lambda sender line must be fixed in its original position to avoid contact with the exhaust pipe.

t	Tightening torque: 55 Nm

SEAT Workshop Service and Repair Manuals