1072C42 EXHAUST MANIFOLD LOWER BULKHEAD R R - Alfa - 159 - eLearn

939010597 - 1072C42 EXHAUST MANIFOLD LOWER BULKHEAD R R

) - Position the vehicle on a lift.- Make sure that the ignition key is in the OFF position, then disconnect the battery terminal (-).

	Description	Connector
-	Battery	See A001 BATTERY

Op. 1072C43 EXHAUST MANIFOLD UPPER BULKHEAD R R 1. Disconnect the electrical connection for the left upper Lambda sensor.

	Description	Connector
1	Lambda sensor on pre-catalyzer	See K015 LAMBDA SENSOR ON PRE-CATALYZER

- Release the electrical wiring for the Lambda sensors from the fastenings on the exhaust manifold lower heat shield.1. Working from underneath the vehicle, undo the nuts fixing the exhaust manifold lower heat shield.

1. Working from the engine compartment, remove the exhaust manifold lower heat shield.

Refitting ( Removing

) - Place the exhaust manifold lower heat shield in its housing.- Tighten the nuts fixing the exhaust manifold lower heat shield.- Connect the electrical connection for the left upper Lambda sensor. Op. 1072C43 EXHAUST MANIFOLD UPPER BULKHEAD R R - Connect the negative battery terminal.- Remove the vehicle from the lift.