steering wheel adjustment ASTON MARTIN V8 VANTAGE 2010 Workshop Manual

Steering Gear (11.01)
Steering (11.00)11-1-2 Workshop Manual Issue 5, January 2010
Steering (11.00)
Steering Gear (11.01)
Diagnostics - Symptom Chart
11-01-001
Upper Cowl Lower Cowl
Steering Column
Steering Angle Sensor
Bulkhead Seal
Intermediate Shaft
Pressure Transducer Pinion Extension Shaft
Cooling Loop Switch Gear Assy
Fluid Reservoir
Steering Gear Track Rod Ends
SymptomPossible CauseAction
Vehicle wanders
from side to side on
the road when
driven straight
ahead with the
steering wheel held
firmly. Incorrect tyre size or pressure. Check for correct tyre size.
Adjust tyre pressures.
Vehicle unevenly loaded or overloaded. Adjust load.
Loose or worn tie-rods or tie-rod ends. New tie-rod end or steering gear.
Steering gear bolts loose or damaged. Tighten. New bolts.
Loose or worn suspension ball joint(s). New suspension ball joint assembly.
Steering column universal joint pinch bolt
loose. Tighten pinch bolt.
Incorrect toe adjustment. Adjust as required.
Loose or worn rear suspension. Tighten if loose. New rear suspension components.
Insufficient Castor. Check fr ont suspension geometry.

Steering Gear (11.01)
Steering (11.00)
Issue 5, January 2010 Workshop Manual 11-1-3
Vehicle tends to pull
to one side when
driven on a level
surface. Incorrect tyre pressure. Adjust tyre pressure.
Incorrect tyre size.
Different tyre or tread type.
New tyre as required.
Vehicle is unevenly or excessively loaded. Adjust load evenly.
Incorrect toe adjustment. Adjust as required.
Damaged front or rear suspension
components. New suspension components.
Steering gear valve effort out of balance. Shift transmission into neutral while driving at no more than 30 miles/hour (50 km/h) and turn the
ignition to position I (engine ‘Off’-coasting).
a. If the vehicle does not pull to one side with the
engine off, install a new steering gear.
b. If the vehicle drifts with the engine off, ‘cross switch’ the front wheel assemblies.
Test at low speed due to directional tyres.
a. If the vehicle pulls to the opposite side, switch the wheels that were on the rear to the same
side on the front.
b. If the vehicle pull direction is not changed, check the front suspension components and
toe adjustments.
Check front and rear brakes for correct
operation. Adjust as required.
Check for bent rear suspension components
and for damaged coil springs in the front
suspension. New rear suspension components.
Check the rear suspension for loose or worn
suspension components. Tighten.
New components.
Incorrect underbody alignment. Check underbody alignment.
Feedback (whining
or knocking noises
in the steering gear)
Condition where
roughness is felt in
the steering wheel by
the driver when the
vehicle is driven over
rough surfaces. Loose or worn tie-rods. New steering gear.
Steering gear bolts loose or damaged. Tighten.
New bolts.
Loose suspension bushing , bolts or ball joints. Tighten.
New components.
Damaged steering column.
Loose Column bolts. New steering column.
Tighten bolts.
Power steering
pump or reservoir
leaks Overfilled system. Correct fluid level.
Damaged fluid cap. New fluid cap.
Loose or damaged hose fittings. Tighten.
New hose.
Leakage at power steering pump. New power steering pump.
Poor returnability of
the steering Incorrect tyre pressure. Check
and adjust tyre pressure.
Incorrect tyre size or ty pe. New tyre as required.
Steering column universal joints binding . New steering column.
Steering column shaft floor seal may be torn
and fouling I-shaft. New floor seal as required.
Binding or damaged tie-rods. New steering gear.
Damaged or worn front suspension
components. New front suspension components as required.
Incorrect toe adjustment. Adjust as required.
SymptomPossible CauseAction

Steering Column (11.04)
Steering (11.00)
Issue 4, November 2008 Workshop Manual 11-4-1
Steering (11.00)
Steering Column (11.04)
Description
The steering column has reach and tilt functions. These let
the driver manually set the position of the steering column.
by using the reach / tilt lever that is on the underside of the
steering column.This is indepe ndent of the ignition switch
position .
The steering intermediate shaft has two parts. The lower
shaft is attached to both th e steering gear and the upper
shaft.
The Electronic Steering Column Lock (ESCL) is attached to
the upper casting of the steering column and has a locking
pin. The steering column is electrically unlocked when the
ignition key is installed and operated to position 2. The lock
engages when the ignition switch is removed and the
steering wheel is turned to the centre position.
Specifications
Maintenance
Top Shroud for the Steering Column -
Remove and Install
Remove
1. Release the steering column adjustment lever.
2. Move the steering wheel to the longest column position.
3. Push the adjustment lever back to lock the steering
wheel.
4. Release the seven clips and remove the lower panel from the driver’s side of the instrument panel.
For Pre-08MY vehicles:
5. Put the key in the ignition switch and turn it to position 1 to release the Electronic Steering Column Lock (ESCL).
For 08MY vehicles or newer:
6. Put the Emotion Control Unit (ECU) into the docking station at position 2 to release the ESCL. 7. Turn the steering wheel to get access to the top screw in
the front face of the shroud at the left side .
8. Remove the screw.
9. Turn the steering wheel to get access to the top screw in the front face of the shroud at the right side .
10. Remove the screw.
11. Remove the top shroud.
Install
1. Put the top shroud in position on the steering column.
For Pre-08MY vehicles:
2. Put the key in the ignition switch and turn it to position1 to release the Electronic Steering Column Lock (ESCL).
For 08MY vehicles or newer:
3. Put the Emotion Control Unit (ECU) into the docking station at position 2 to release the ESCL.
4. Turn the steering wheel to get access to the top screw hole in the front face of the shroud at the left side.
5. Install the screw.
6. Turn the steering wheel to get access to the top screw hole in the front face of the shroud at the right side.
7. Install the screw.
Bottom Shroud for the Steering Column -
Remove and Install

Remove
1. Release the seven clips and remove the lower panel from the driver’s side of the instrument panel.
For Pre-08MY vehicles:
2. Put the key in the ignition switch and turn it to position 1 to release the Electronic Steering Column
Lock (ESCL).
For 08MY vehicles or newer:
3. Install the Emotion Control Unit (ECU) into the docking station at position 2 to release ESCL.
4. Turn the steering wheel to get access to the two screws in the front face of the shrouds at the left side (refer to
Figure 1).
Torque Figures
DescriptionNm.lb/ftNominal
Steering Column to cross
car beam 21-27 15.5-
19.924Nm
Upper column to I-shaft 27.3- 32.720-24.1 30Nm
Vee-yoke to pinion
extension shaft 15.5-
18.511.4-
21.217Nm
Power coupling to pinion 21.2- 28.815.6-
21.225Nm
Repair Operation Time (ROT)
Note: The top screw goes thro
ugh the top shroud and a tab
on the bottom shroud to attach it.
Note: The top screw goes thro ugh the top shroud and a tab
on the bottom shroud to attach it.
Repair Operation Time (ROT)

Steering Column (11.04)
Steering (11.00)11-4-4 Workshop Manual Issue 4, November 2008
13. Remove masking tape from rotary coupler.
14. Install the steering wheel (Refer to ’Steering Wheel- Renew’, page 11-6-1).
15. Install air temperature pipe to lower instrument panel
and install panel.
16. Connect the vehicle battery.
17. Install the steering column shrouds (Refer to ’Top and Bottom Shrouds for the Steering Column - Remove and
Install’, page 11-4-4).
18. Put the driver’s seat and the steering column in their initial positions.
Top and Bottom Shrouds for the Steering
Column - Remove and Install
Remove the Bottom Shroud
1. Release the seven clips and remove the lower panel from the driver’s side of the instrument panel.
For Pre-08MY vehicles:
2. Put the key in the ignition switch and turn it to position 1 to release the Electronic Steering Column Lock
(ESCL).
For 08MY vehicles or newer:
3. Put the Emotion Control Unit (ECU) into the docking station at position 2 to release the ESCL.
4. Turn the steering wheel to get access to the one or two screws in the front face of the shrouds at the left side. 5. Remove the one or two screws at the left side of the
front face of the column shrouds.
6. Turn the steering wheel to get access to the one or two screws in the front face of the shrouds at the right side.
7. Remove the one or two screws at the right side of the front face of the column shrouds.
8. Remove the three screws that attach the bottom shroud to the steering column.
9. On pre-08MY vehicles remove the ignition key from the ignition switch.
10. Remove the bottom shroud.
11. If a new shroud is to be installed on pre-08MY vehicles, remove the ignition switch grommet.
Remove the Top Shroud
1. Release the steering column adjustment lever.
2. Move the steering wheel to the longest column position.
3. Push the adjustment lever back to lock the steering wheel.
4. Remove the top shroud.
Install the Top Shroud
1. Put the top shroud in position on the steering column.
Install the Bottom Shroud
1. If necessary, install the ignition switch grommet on the bottom column shroud (shroud).
2. Put the shroud in position on the steering column.
3. Install the three screws that attach the shroud to the steering column.
For Pre-08MY vehicles:
4. Put the key in the ignition switch to release the ESCL.
For 08MY vehicles or newer:
5. Put the Emotion Control Unit (ECU) into the docking station at position 2 to release the ESCL.
6. Turn the steering wheel to get access to the one or two screws in the front face of the shrouds at the left side.
7. Install the one or two screws at the left side of the front face of the column shrouds.
8. Turn the steering wheel to get access to the one or two screws in the front face of the shrouds at the right side.
9. Install the one or two screws at the right side of the front
face of the column shrouds.
10. Put the lower panel on the driver’s side of the instrument panel and engage the seven clips.
Caution
Align the steering wheel and the rack to the centre position during assembly. If you do not, the rotary
coupling can be damaged. Al so, it can be difficult to
align the steering wheel in the straight-ahead position.
Repair Operation Time (ROT)
Figure 1
Note: The top screw goes thro ugh the top shroud and a tab
on the bottom shroud to attach it.
Note: The top screw goes thro ugh the top shroud and a tab
on the bottom shroud to attach it.
Note: The top screw goes thro ugh the top shroud and a tab
on the bottom shroud to attach it.