SEAT Workshop Service and Repair Manuals > Leon Mk2 > Power unit | 4 cylinder Injected engine (engine 1.8 l and 2.0 l, timing chain) | Mixture preparation system, electronic inj.,Gas | Injection system | Lambda probe after catalytic converterG130 and Lambda probe 1 heater after catalytic converterZ29 (engine code CDAA

Lambda probe after catalytic converterG130 and Lambda probe 1 heater after catalytic converterZ29 (engine code CDAA - CCZB)

Lambda probe after catalytic converter -G130- and Lambda probe 1 heater after catalytic converter -Z29- (engine code CDAA - CCZB)

Consult the equivalence table for tools and equipment according to applicability among Seat / VW / Audi / Skoda → Chapter.

Special tools and workshop equipment required

t	Box wrench set for lambda probe -3337-, see equivalent → Anchor

Removing

–	Remove right hand side vehicle floor cover arrows.

–	Unplug electrical connector -arrow- for Lambda probe after catalytic converter -G130- and Lambda probe 1 heater after catalytic converter -Z29-.

–	Unscrew the lambda probe after the catalytic converter -G130--1- with a tool from the set of ring spanners for lambda probes -3337-.

Installing

When installing, note the following:

Note

t	The screw thread on the new lambda probe is coated with a special 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 probe body. High-temperature paste → Parts catalogue

t	When assembling, the lambda probe cable must be fixed in its original position to avoid contact with the exhaust pipe.

l	Tightening torque: 52 Nm.

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