Workshop Manuals Factory service & repair Fiat
01 General information02 Specifications03 Manufacturing data and tolerances04 Tightening torques05 Fluids and lubricants06 Maintenance07 Diagnostic checks08 Engine09 Clutch10 Gearbox and differential11 Axles and driveshafts12 Brakes13 Steering14 Suspension and wheels15 Heating, air conditioning and auxiliary units16 Electrical equipment17 Body fittings18 Body panels and frame19 Wiring diagrams and electrical functions20 Wiring harnesses21 Connectors and pin-outs22 Fault diagnosis23 Special tools
Fiat Croma Factory Service Manual (2005-2010)08 · Engine
08 · Engine

Exhaust manifold heat shield - r+r

Make
Fiat
Model
Croma Factory Service Manual
Year
2005–2010
Section
Inlet and exhaust manifolds › Exhaust manifold heat shield - r+r
EngineExhaust manifold heat shield - r+r

EXHAUST MANIFOLD HEAT SHIELD - R+R

Operation 1072C44 · EXHAUST MANIFOLDS

2.2

Removing

- Position the vehicle on a lift.

- Make sure that the ignition key is in the OFF position, then disconnect the battery terminal (-).

DescriptionConnector
BatterySee A001 BATTERY

1. Remove the soundproof cover secured to the engine by three pins.

EXHAUST MANIFOLD HEAT SHIELD - R+R

1. Disconnect the electrical connection for the front Lambda sensor to the catalytic converter.

DescriptionConnector
1Lambda sensor on catalyzerSee K017 LAMBDA SENSOR ON CATALYZER
EXHAUST MANIFOLD HEAT SHIELD - R+R

1. Unscrew and remove the front lambda sensor from the catalytic converter.

2. Undo bolts (2a) and remove the exhaust manifold heat shield (2b).

EXHAUST MANIFOLD HEAT SHIELD - R+R

Refitting

1. Place the exhaust manifold heat shield (1a) back in its housing and secure it using the bolts (1b).

2. Position the front Lambda sensor in its housing on the catalytic converter and tighten it to the recommended torque.

ComponentFasteningdiaValue (daNm)Validity
Front Lambda sensor to catalytic converter- (with special black grease)M18 x 1.5(exhaust manifold with catalytic converter side) 4.02.2
EXHAUST MANIFOLD HEAT SHIELD - R+R

- Connect the electrical connection for the front Lambda sensor to the catalytic converter.

- Refit the soundproofing cover in its seat and secure to the engine with the three pins.

- Connect the negative battery terminal.

- Remove the vehicle from the lift.

1.9 JTD 8v, 1.9 JTD 16v

Removing

- Position the vehicle on a lift.

Op. 1016A10 SOUND-PROOFING COVER - R.R

Op. 5530B10 BATTERY - R+R

Op. 5530B52 BATTERY SUPPORT/DRIP TRAY - R.R

Op. 1048B19 TURBOCHARGER AIR OUTLET HOSE -R.R.

Op. 1048A42 SLEEVE FROM FLOW METER TO TURBO CHARGER AIR INLET PIPE - R + R

Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R.

Op. 1048A50 TURBOCHARGER AIR INTAKE PIPE - R.R.

Op. 1048A10 AIR FILTER ASSEMBLY - R.R.

Op. 1084A16 OIL DIPSTICK PIPE - R.R

Op. 1088D24 WATER PUMP RIGID COOLANT INLET PIPE - R.R.

1. Remove the exhaust manifold heat shield.

EXHAUST MANIFOLD HEAT SHIELD - R+R

Refitting

- Place the exhaust manifold heat shield in its housing.

Op. 1088D24 WATER PUMP RIGID COOLANT INLET PIPE - R.R.

Op. 1084A16 OIL DIPSTICK PIPE - R.R

Op. 1048A10 AIR FILTER ASSEMBLY - R.R.

Op. 1048A50 TURBOCHARGER AIR INTAKE PIPE - R.R.

Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R.

Op. 1048A42 SLEEVE FROM FLOW METER TO TURBO CHARGER AIR INLET PIPE - R + R

Op. 1048B19 TURBOCHARGER AIR OUTLET HOSE -R.R.

Op. 5530B52 BATTERY SUPPORT/DRIP TRAY - R.R

Op. 5530B10 BATTERY - R+R

Op. 0010T20 ENGINE COOLANT - CHANGE

Op. 1016A10 SOUND-PROOFING COVER - R.R

- Remove the vehicle from the lift.

2.4 JTD 20v

- On this version it is not possible to remove/refit the exhaust manifold heat shield on the car.

To perform this operation, remove/refit the power unit

Op. 1004B14 POWER UNIT WITH AUTOMATIC TRANSMISSION R + R

and then work at the bench, customising the engine service procedures for this operation.

1.8

Removing

Op. 1084A16 OIL DIPSTICK PIPE - R.R

1. Disconnect the electrical connection for the front Lambda sensor to the catalytic converter.

DescriptionConnector
1Lambda sensor on catalyzerSee K017 LAMBDA SENSOR ON CATALYZER

2. Undo the upper and lower bolts (2a) securing the heat shield (2b) to the exhaust manifold and remove it.

EXHAUST MANIFOLD HEAT SHIELD - R+R

Refitting

- Place the heat shield back in its housing and secure it to the exhaust manifold using the bolts.

- Connect the electrical connection for the front Lambda sensor to the catalytic converter.

Op. 1084A16 OIL DIPSTICK PIPE - R.R

Parts & tools for this job For 2005 Fiat Croma

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.