3237705 - 1076B50 exhaust pipe attachment to engine - r + r

Removing ( Refitting ) Place the car on the lifting bridge.Disconnect battery negative pole.

	Name	Connector
-	Battery	A1B

1. Release connection of Lambda Sensor (1a) from bracket (1b) on air capacity chamber. Disconnect electric connection from Lambda Sensor.

	Name	Connector
-	Lambda sensor	K40

Release wiring of Lambda Sensor from plastic fasteners behind air capacity chamber and on its bracket.  - 7055B54  under-engine guard - r rRelease wiring of Lambda Sensor from plastic fastener of bracket on steering box.1. Unscrew screws and nuts (1a) joining exhaust pipe (1b) to manifold.2. Unscrew the two fixing screws of collar bracket supporting exhaust pipe.3. Unscrew the two nuts fixing exhaust pipe to catalytic converter and remove gasket.4. Unscrew the four nuts of oil sump structural reinforcement.Remove exhaust pipe including Lambda Sensor with wiring. Refitting ( Removing ) Support and keep exhaust pipe in position including Lambda Sensor with wiring and fix oil sump structural reinforcement by screwing the four nuts.

	Fastening	Component	Ø	Value(daNm)
-	Nut	Oil sump structural reinforcement	M10	3.3 - 4.3

Bring pipe in contact with catalytic converter (with its gasket) and bracket and screw the two nuts.

	Fastening	Component	Ø	Value(daNm)
-	Nut	EXHAUST PIPE ASSEMBLY	M8	2.28 - 2.76

Position collar bracket again on pipe and screw the two screws.

	Fastening	Component	Ø	Value(daNm)
-	Bolt	EXHAUST PIPE RIGID MOUNT	M8	2.28 - 2.76

Bring pipe in contact with exhaust manifold and tighten to the prescribed torque.

	Fastening	Component	Ø	Value(daNm)
-	Bolt	EXHAUST MANIFOLD/S	M8	2.28 - 2.76

Fasten wiring of Lambda Sensor on plastic fastener on steering box. - 7055B54  under-engine guard - r rFix wiring of Lambda Sensor to plastic fasteners behind air capacity chamber and on its bracket.Connect electric connection of Lambda Sensor.Fix electric connection of Lambda Sensor to bracket on air capacity chamber.Connect battery negative pole.