Land Rover Defender: Steering and Wheel Alignment
Vehicles with steering wheel angles within +/-3 degrees to the horizontal as
shown in illustration E257061 should not
be adjusted as they meet Jaguar Land Rover specifications.
NOTE:
Dependent on specification the relationship between the steering wheel control
switches / paddle shifts /
steering wheel upper spoke profile and the column wiper / indicator stalks
should be used for this
assessment.
Road Test - Route Design and Consistency
Steering and wheel alignment is dependant on a consistent and repeatable
methodology; this is equally important
when road testing the vehicle. The same test route must be used every time a
road test is completed, using a
consistent method for determining if an actual problem exists.
NOTE:
When a suitable route has been designed, make sure anyone that is likely to be
road testing for steering
/wheel alignment issues is aware of the approved test route.
Suitable Roads for Test Route
When road testing for a potential steering and wheel alignment issues, use
the same road every time. A suitable test
route should have the following features:
- Roads with little or no camber for the length of the test section.
- Roads which are straight and allow upwards of 40mph (64km/h) speeds.
- Roads which are flat and level.
- Roads with smooth surfaces.
- Roads which are free from excessive traffic.
Unsuitable Roads for Test Route
Avoid roads with the following features:
- Heavily cambered roads.
- Roads with bends or deviations.
- Roads with inclines or declines.
- Roads with poor surfaces.
- Roads which are crowded.
PINPOINT TEST
NOTE:
Pinpoint Test A will guide the retailer through correctly diagnosing and
rectifying steering wheel
misalignment, vehicle pulling and vehicle drifting, when driving in a straight
line without the brake applied.
The pinpoint test should be completed until the customer symptom is rectified.
PINPOINT TEST A : STEERING WHEEL MISALIGNED / VEHICLE PULL / DRIFT
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SPECIFICATIONS
General Specification
Torque Specifications
COMPONENT TORQUE LOCATION
NOTE:
Numbers with green background are a single use component.
DESCRIPTION AND OPERATION
COMPONENT LOCATION
Steering gear
OVERVIEW
The vehicle is installed with electric power steering, provided by a steering
gear unit with variable ratio, rack and
pinion st
REMOVAL AND INSTALLATION
SPECIAL TOOL(S)
JLR-211-342
Steering Gear Clamp
JLR-211-344
Tie Rod Removal and Installation Tool
PART(S)
REMOVAL
NOTE:
This procedure contains some variation in the illu
SEE MORE:
DIAGNOSIS AND TESTING
PRINCIPLE OF OPERATION
For a detailed description of the transfer case system and operation, refer
to the relevant Description and Operation
section of the workshop manual.
INSPECTION AND VERIFICATION
CAUTION:
Diagnosis by substitution from a donor vehicle is NOT acceptable. S
Make sure the relevant safety warnings
have been read and understood before
driving the vehicle.
The closing vehicle sensing system
monitors an area adjacent to, and up to
approximately 230 ft (70 m) behind, the
vehicle. Closing vehicle sensing is
automatically switched on when the blind
spot monit
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