1080B92 LEFT UPPER LAMBDA SENSOR R R - Alfa - 147 - eLearn

3024876 - 1080B92 left upper lambda sensor r r

) Position the vehicle on the ramp.Ensure that the ignition key is in the OFF postition, then disconnect the battery negative terminal.

	Name	Connector
-	Battery	A1B

Proceed with the removal - 7055B54 under-engine guard - r r . Proceed with the removal - 1072C44 exhaust manifold heat shield on bulkhead - r+r . 1. Disconnect the electrical connection for the left Lambda sensor.

	Name	Connector
1	Lambda sensor on pre-catalyzer	K15

1. Release the electrical wiring for the left Lambda sensor from the fastening.2. Undo and remove the left Lambda sensor.

Refitting ( Removing

) Place the left Lambda sensor back in its housing and tighten it to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
-	-	LEFT LAMBDA SENSOR	M18	(Exhaust manifold side) 4.1 ÷ 5.0

Secure the electrical wiring for the left Lambda sensor to the fastening.Connect the electrical connection for the left Lambda sensor.Proceed with the refitting - 1072C44 exhaust manifold heat shield on bulkhead - r+r .Proceed with the refitting - 7055B54 under-engine guard - r r .Connect the battery terminal (-).Remove the car from the ramp.