Workshop Manuals Factory service & repair Alfa Romeo
01 General information02 Specifications03 Manufacturing data and tolerances04 Tightening torques05 Fluids and lubricants06 Maintenance07 Diagnostic checks08 Engine09 Clutch10 Gearbox and differential11 Transmission (4x4)12 Axles and driveshafts13 Brakes14 Steering15 Suspension and wheels16 Heating, air conditioning and auxiliary units17 Electrical equipment18 Body fittings19 Body panels and frame20 Wiring diagrams and electrical functions21 Wiring harnesses22 Connectors and pin-outs23 Fault diagnosis24 Special tools
Alfa Romeo 159 Factory Service Manual (2005-2011)15 · Suspension and wheels
15 · Steering & suspension

Front suspension frame - r+r

Make
Alfa Romeo
Model
159 Factory Service Manual
Year
2005–2011
Section
Front suspension › Front suspension frame - r+r
Suspension and wheelsFront suspension frame - r+r

FRONT SUSPENSION FRAME - R+R

Operation 4410D10 · FRAME AND CROSSMEMBER

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. Undo the fixing bolt (1a) and disconnect the steering column (1b) from the steering box.

The bolt is the pre-treated type and it therefore cannot be reused when refitting.

FRONT SUSPENSION FRAME - R+R

Op. 4450B12 FRONT WHEELS (TWO) - R+R

1. Undo the nuts securing the front suspension lower wishbones to the wheel steering knuckles.

2. Undo the bolts securing the lower forks connecting the front suspension shock absorbers to the lower wishbone, lower wishbone side.

FRONT SUSPENSION FRAME - R+R

1. Undo the nuts fixing the steering rods to the steering knuckles.

2. Disconnect the steering rods (2a) from the front steering knuckle using the tool (2b).

ToolDescriptionFunctionValidity
1871000700ExtractorExtracting steering rod from steering knuckle
FRONT SUSPENSION FRAME - R+R

1. Undo the nuts (1a) and disconnect the front suspension anti-roll bar joints (1b).

FRONT SUSPENSION FRAME - R+R

1. Undo the lower bolts securing the reinforcements to the front suspension frame.

FRONT SUSPENSION FRAME - R+R

- Disconnect the front suspension lower wishbones from the wheel steering knuckle assemblies.

Op. 1076B72 INTERMEDIATE EXHAUST PIPE WITH HOSE SECTION - R+R

1. Undo the bolts fixing the power unit lower reaction rod, engine crankcase sump side.

FRONT SUSPENSION FRAME - R+R

1. Undo the bolts fixing the power unit rear support flexible mounting, rigid support side.

FRONT SUSPENSION FRAME - R+R

- Secure the engine cooling radiator to the headlamp beam.

- Draw off the power assisted steering fluid from the reservoir using a suitable syringe.

1. Undo the connector (1a) and disconnect the supply pipe from the pump to the power assisted steering box (1b), power assisted steering box side.

2. Undo the connector (2a) and disconnect the return pipe from the power steering box to the intermediate pipe (2b), power assisted steering box side.

FRONT SUSPENSION FRAME - R+R

1. Undo the bolts fixing the front suspension frame to the bodyshell.

FRONT SUSPENSION FRAME - R+R

1. Position a hydraulic lift (1a) using tools (1b) to support the front suspension frame.

ToolDescriptionFunctionValidity
1870835001Hydraulic liftRear suspension crossmember support
ToolDescriptionFunctionValidity
2000002300SupportSupporting front suspension frame
FRONT SUSPENSION FRAME - R+R

1.8, 1.9 JTS, 2.2 JTS, 1.9 JTD 8V, 1.9 JTD 16V, 2.4 JTD 20V

- If the above hydraulic lift is not available, use a general hydraulic lift plus the adaptor shown in the drawing, which must be made up by the workshop to allow the use of the above frames

FRONT SUSPENSION FRAME - R+R

(*): Ensure the shank diameter fits the hydraulic lift used.

1. Unscrew the remaining bolts securing the rear suspension frame.

FRONT SUSPENSION FRAME - R+R

- Lower the hydraulic jack and remove the front suspension frame assembly.

1. Working at the bench, undo the bolts (1a) and remove the power unit lower reaction rod (1b) from the front suspension frame.

Mark the position of the lower reaction rod for the power unit in relation to the front suspension frame.

FRONT SUSPENSION FRAME - R+R

1. Undo the bolts (1a) and remove the anti-roll bar (1b) with joints from the front suspension frame.

2. Undo the bolts (2a) and remove the power steering box (2b) from the front suspension frame.

FRONT SUSPENSION FRAME - R+R

1. Undo the bolts (1a) and remove the flexible mounting for the power unit rear support (1b) from the front suspension frame.

Mark the position of the flexible mounting for the power unit rear support in relation to the front suspension frame.

FRONT SUSPENSION FRAME - R+R

1. Undo bolts (1a), (1b) and remove the front suspension lower wishbones (1c) from the front suspension frame.

Mark the position of the front suspension lower wishbones in relation to the front suspension frame.

FRONT SUSPENSION FRAME - R+R

Refitting

1. Refit the front suspension wishbones (1a) in their seats on the front suspension frame and secure by tightening bolts (1b) to the specified torque and then by tightening bolts (1c) to the specified torque.

Ensure that they are in the position marked upon removal.

FRONT SUSPENSION FRAME - R+R

1. Place the power unit rear support flexible mounting block (1a) in its housing on the frame and secure it by tightening the bolts (1b) to the recommended torque.

Ensure that they are in the position marked upon removal.

ComponentFasteningdiaValue (daNm)Validity
Timing side flexible mounting to rigid supportBolt (to be replaced)M126.3 ÷ 7.7 + 90°
FRONT SUSPENSION FRAME - R+R

1. Place the power steering box (1a) in its housing in the front suspension frame and secure it by tightening the bolts (1b) to the recommended torque.

ComponentFasteningdiaValue (daNm)Validity
Power assisted steering boxBolt (to be replaced)M1211.3 ÷ 13.8 + 180°

2. Place the anti-roll bar (2a) in its housing in the front suspension frame and secure it by tightening the bolts (2b) to the recommended torque.

ComponentFasteningdiaValue (daNm)Validity
Front suspension anti-roll barFront boltM82.2 ÷ 2.6
ComponentFasteningdiaValue (daNm)Validity
Front suspension anti-roll barRear bolt (to be replaced)M127.2 ÷ 8.8 + 90°
FRONT SUSPENSION FRAME - R+R

1. Place the power unit lower reaction link (1a) in its housing on the front suspension frame and secure it by tightening the bolts (1b) to the recommended torque.

Ensure that they are in the position marked upon removal.

ComponentFasteningdiaValue (daNm)Validity
Engine side lower reaction rod to front suspension frameBolt (to be replaced)M126.3 ÷ 7.7 + 60°
FRONT SUSPENSION FRAME - R+R

- Refit the front suspension frame assembly using the mounting tools and hydraulic lift.

- Tighten the bolts securing the front suspension frame to the bodyshell to the recommended torque.

ComponentFasteningdiaValue (daNm)Validity
Front suspension frameFront bolt (to be replaced)M1416.2 ÷ 19.8 + 90°
ComponentFasteningdiaValue (daNm)Validity
Front suspension frameCentre bolt (to be replaced)M1411.7 ÷ 14.3 + 90°
ComponentFasteningdiaValue (daNm)Validity
Front suspension frameRear bolt (to be replaced)M149.9 ÷ 12.1 + 90°

- Remove the tool and the hydraulic jack used to support the front suspension frame.

ToolDescriptionFunctionValidity
2000002300SupportSupporting front suspension frame
ToolDescriptionFunctionValidity
1870835001Hydraulic liftRear suspension crossmember support

1. Connect the return pipe from the power assisted steering box to the intermediate pipe (1a), power assisted steering box side and tighten the connector (1b) to the recommended torque.

ComponentFasteningdiaValue (daNm)Validity
Return pipe from power assisted steering boxConnectorM122.7 ÷ 3.3

2. Connect the supply pipe from the pump to the power assisted steering box (2a), power assisted steering box side and tighten the connector (2b) to the recommended torque.

ComponentFasteningdiaValue (daNm)Validity
Supply pipe from pump to power assisted steering box - power steering box sideConnectorM143.6 ÷ 4.4
FRONT SUSPENSION FRAME - R+R

1. Tighten the bolts fixing the power unit rear support flexible mounting, rigid support side to the recommended torque.

ComponentFasteningdiaValue (daNm)Validity
Timing side flexible mounting to bodyshellBoltM105.4 ÷ 6.6
FRONT SUSPENSION FRAME - R+R

1. Tighten the bolts fixing the lower reaction rod for the power unit, engine crankcase sump side to the recommended torque.

ComponentFasteningdiaValue (daNm)Validity
Engine side lower reaction rod to engineBoltM105.4 ÷ 6.6
FRONT SUSPENSION FRAME - R+R

Op. 1076B72 INTERMEDIATE EXHAUST PIPE WITH HOSE SECTION - R+R

- Connect the front suspension lower wishbones to the wheel steering knuckle assemblies.

1. Tighten the lower bolts fixing the reinforcements to the front suspension frame to the recommended torque.

ComponentFasteningdiaValue (daNm)Validity
Underbody reinforcementsBoltM127.2 ÷ 8.8
FRONT SUSPENSION FRAME - R+R

1. Connect joints (1a) to the front suspension stabiliser bar and secure by tightening nuts (1b) to the specified torque.

ComponentFasteningdiaValue (daNm)Validity
Front suspension anti-roll bar joint - anti-roll bar sideNutM129.0 ÷ 11.0
FRONT SUSPENSION FRAME - R+R

1. Connect the steering links (1a) to the front stub axles and tighten the nuts (1b) to the specified torque.

.

ComponentFasteningdiaValue (daNm)Validity
Steering rod to steering knuckleNutM129.0 ÷ 11.0
FRONT SUSPENSION FRAME - R+R

1. Tighten the new bolts securing the lower forks connecting the front suspension shock absorbers to the lower wishbone, lower wishbone side, to the specified torque.

ComponentFasteningdiaValue (daNm)Validity
Lower fork connecting front suspension shock absorber to lower track control arm - lower track control arm sideBolt (to be replaced)M144.5 ÷ 5.5 + 90°

2. tighten the nuts securing the front suspension lower wishbones to the wheel steering knuckles to the specified torque.

ComponentFasteningdiaValue (daNm)Validity
Front suspension lower track control arm - steering knuckle sideNutM148.1 ÷ 9.9
FRONT SUSPENSION FRAME - R+R

Op. 4450B12 FRONT WHEELS (TWO) - R+R

1. Connect steering column (1a) to the power steering box pinion and secure by tightening a new bolt (1b) to the specified torque.

ComponentFasteningdiaValue (daNm)Validity
Steering columnBolt (to be replaced)M82.3 ÷ 2.8
FRONT SUSPENSION FRAME - R+R

- Connect the negative battery terminal.

- Remove the vehicle from the lift.

Parts & tools for this job Staging For 2005 Alfa Romeo 159

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