1080B40 CATALYTIC PRE-CONVERTER - R R - Alfa - 166 - eLearn

3314160 - 1080B40 catalytic pre-converter - r r

) Position the vehicle on the lift. Make sure that the ignition is off (STOP position), then disconnect the negative battery terminal (refer to op. 5530B10 battery - r+r ).

	Name	Connector
-	Battery	A1B

- 7040D12 engine front side cover (one) lh or rh - r r (right). - 7040D14 engine bay rear side cover (one) lh or rh - r r (right). 1. Disconnect the electrical connection for the Lambda sensor.

	Name	Connector
1	Lambda sensor	K40

1. Release the electrical wiring for the Lambda sensor from the fixing on the power assisted steering mounting bracket.

- 7055B54 under-engine guard - r r . - 1076B70 exhaust pipe between pre-catalytic converter and catalytic converter - r r . 1. Undo the bolt (1a) for the collar (1b) securing the catalytic pre-converter to the turbocharger.2. Remove the catalytic pre-converter complete with Lambda sensor.

Refitting ( Removing

) Fit the catalytic pre-converter and fix it to the turbocharger with its collar. - 1076B70 exhaust pipe between pre-catalytic converter and catalytic converter - r r . - 7055B54 under-engine guard - r r . Secure the Lambda probe electrical wiring to the clip on the power steering pump mounting bracket.Connect the electrical connection for the Lambda sensor. - 7040D14 engine bay rear side cover (one) lh or rh - r r (right). - 7040D12 engine front side cover (one) lh or rh - r r (right). Connect the negative (-) battery terminal.Remove the vehicle from the ramp.