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 OFF position, then disconnect the battery negative terminal (-).

	Name	Connector
-	Battery	A1B

Proceed with removal - 7055B54 under-engine guard - r r .1. Disconnect the electrical connection for the upper left Lambda sensor.

	Name	Connector
1	Lambda sensor on pre-catalyzer	K15

2. Undo and remove the left upper Lambda sensor.

Refitting ( Removing

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

	Fastening	Component	Ø	Value(daNm)
-	-	LEFT LAMBDA SENSOR	M18	(Left catalytic preconverter side) 4.1 ÷ 5.0

Connect the electrical connection for the left upper Lambda sensor.Proceed with refitting - 7055B54 under-engine guard - r r .Connect the negative (-) battery terminal.Remove the car from the ramps.