SEAT Workshop Service and Repair Manuals > Leon Mk2 > Power unit | 4 cylinder engine 1.8 litre, 2.0 litre 4V Turbo with petrol direct injection | Mixture preparation system, electronic inj.,Gas | Injection system (CDND) | Removing and installing Lambda probe after catalytic converterG130 and Lambda probe 1 heater after catalytic converterZ29

Removing and installing Lambda probe after catalytic converterG130 and Lambda probe 1 heater after catalytic converterZ29

Removing and installing Lambda probe after catalytic converter -G130- and Lambda probe 1 heater after catalytic converter -Z29-

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

Special tools and workshop equipment required

t	Wrench kit -3337-, see equivalent → Anchor

Removal:

–	Remove the electrical connector -2- form the Lambda probe after the catalytic converter -G130- and the heating for Lambda probe 1 after the catalytic converter -Z29-.

–	Unscrew the lambda probe -G130--1- using the tool from the tool set -3337-.

Installation

When installing, note the following:

Note

t	Threads of new Lambda probes are already coated with assembly paste; the paste must not get into the slots on the probe body.

t	In the case of a used Lambda probe grease only the thread with high-temperature paste. The paste must not get into the slots on the Lambda probe body. Locking fluid for hot working bolts → Parts catalogue

t	When installing, it is important to re-attach the Lambda probe wiring at the same locations to prevent it from coming into contact with the exhaust pipe.

l	Tightening torque: Lambda probes - overview → Chapter

SEAT Workshop Service and Repair Manuals