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Removing and installing Lambda probes > < Removing and installing high-pressure pump

A4 Cabriolet Mk2

Lambda probes - overview
Lambda probes - overview
   
Bracket for electrical connectors on gearbox
1 - To Lambda probe after catalytic converter -G130-
2 - To Lambda probe -G39- (before catalytic converter)
3 - To Lambda probe 2 after catalytic converter -G131-
4 - To Lambda probe 2 -G108- (before catalytic converter)
  A24-10167
Fitting location of Lambda probes on cylinder bank 1 (right-side)
1 - Lambda probe after catalytic converter -G130-
2 - Lambda probe -G39- (before catalytic converter)
  A24-10009
Fitting location of Lambda probes on cylinder bank 2 (left-side)
1 - Lambda probe 2 -G108- (before catalytic converter)
2 - Lambda probe 2 after catalytic converter -G131-
l  Tightening torque: 55 Nm
  Note
t  New Lambda probes are coated with an 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 probe body. High-temperature paste → 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.
Removing and installing Lambda probes → Chapter
  A24-10008

Removing and installing Lambda probes > < Removing and installing high-pressure pump