5040C12 AIR CONDITIONER HOUSING - R R WITH FACIA DISCONNECTED - Fiat - IDEA - eLearn

2400502 - 5040C12 air conditioner housing - r r with facia disconnected

Follow the safety instructions (See 5040 - Precautions)

) - 5580C18 air bag module - r+r - 5550A12 complete stalk unit - r+r for versions with air bag - 4110D20 steering electrical control device - r r Drain the refrigerant ( - 0010T84 coolant for air conditioning system dehydrate and recharge ). Remove the components in the engine compartment that prevent access to the expansion valve.1. Undo the bolt (1a) and disconnect the connector (1b) for the pipe from the expansion valve to the compressor.

Seal the disconnected connectors, using suitable plugs, to prevent humidity and impurities from entering the system.

2. Undo the bolt (2a) and disconnect the connector (2b) for the pipe from the expansion valve to the condenser. Position a suitable container for recovering the coolant fluid.3. Open the retaining bands (3a) and disconnect the heater fluid inlet and outlet pipes (3b). Collect the coolant and seal the pipes to prevent foreign bodies from entering.4. Undo the nut.

1. Work on the right side of the passenger compartment and disconnect the eyelet.

	Name	Connector
1	Air conditioning earth	C16

2. Disconnect the earth terminal.

	Name	Connector
2	Passenger side dashboard earth	C20

3. Disconnect the electrical connection.

	Name	Connector
3	/Rear dashboard coupling	D20

1. Work on the left side of the passenger compartment and disconnect the electrical connections (1a and 1b).

	Name	Connector
1a	Front / dashboard coupling	D1

	Name	Connector
1b	Air conditioning - heater coupling	D8A

2. Disconnect the electrical connections on the junction unit and the body computer (2a, 2b, 2c).

	Name	Connector
2a	Junction unit under dashboard	B2A

	Name	Connector
2b	Junction unit under dashboard	B2C

	Name	Connector
2c	Body computer	M1A

	Name	Connector
2c	Body computer	M1B

1. Working on the right side of the tunnel under the dashboard and turn down the edge (1a) of the carpet. Undo the nut, releasing the earth eyelet (1b) of the Air Bag control unit.

	Name	Connector
1b	Air Bag earth	C50A

2. Disconnect the front electrical connection (2a) on the Air Bag control unit (2b).

	Name	Connector
2a	Air bag control unit	M60A

1. Release the wiring (1a) from the retainer (1b).2. Undo the nuts (2a) and bolt (2b) and fold the gear lever assembly (2c) backwards.3. Undo the bracket fixing bolts.4. Remove the brackets.

1. Undo the bolts.2. Remove the left side bracket.

1. Undo the bolts which secure the crossmember under the dashboard.2. Remove the crossmember complete with air conditioning casing.

Disconnect the electrical connections for the dashboard wiring and release the cable from the bands and from the retainers.

For precise identification of the electrical connections, see Wiring Diagrams Section.

1. Undo the three bolts (1a) and remove the air duct (1b).

1. Undo the four nuts (1a) and separate the air conditioning casing (1b) from the crossmember (1b).

Refitting ( Removing

) Check that the air conditioning casing is not damaged.Fasten the air conditioning casing to the crossmember using the nuts.

	Fastening	Component	Ø	Value(daNm)
-	Nut	A/C CASE	M6	0.7

Position the upper air duct and fasten it using the bolts.Connect the electrical connections for the dashboard wiring and secure it using the retainers and the bands.Position the crossmember complete with air conditioning and fasten the two bolts to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
-	Bolt	FACIA TRIMMOUNT BEAM	M12 x 1.25	3.5

Connect the connection for the Air Bag control unit and the earth.Position the crossmember mounting brackets and secure them using the bolts.

	Fastening	Component	Ø	Value(daNm)
-	Bolt	DASHBOARD CROSSMEMBER BRACKET	M8	2.0

Position the gear lever assembly and fasten it using the nuts.Connect the electrical connections on both sides of the dashboard.Working via the engine compartment, tighten the nut fixing the air conditioning casing to the dashboard bulkhead.

	Fastening	Component	Ø	Value(daNm)
-	Nut	A/C CASE	M6	0.6

Reconnect the coolant inlet and outlet pipes to the heater, then secure them using the bands.

Connect the connectors for the refrigerant fluid pipes to the expansion valve. Replace the O-Ring seals for the connectors. Only use green coloured seals, resistant to R134a refrigerant. Lubricate the thread of the connectors using anti-freeze.

	Fastening	Component	Ø	Value(daNm)
-	Bolt	COOLANT SYSTEM FITTINGS	M6	0.9

Reposition the components removed previously in the engine compartment. - 4110D20 steering electrical control device - r r - 5550A12 complete stalk unit - r+r for versions with air bag - 7040A30 Left instrument panel lower TRIM - R.R. - 4110A11 steering wheel - r+r for replacement or check for versions with air bag - 5580C18 air bag module - r+r Repressurize the refrigerant ( - 0010T84 coolant for air conditioning system dehydrate and recharge ). Top up the engine coolant level.