Workshop Manuals Factory service & repair Land Rover
01 Discovery Workshop Manual - 2nd Edition02 01 - INTRODUCTION03 04 - GENERAL SPECIFICATION DATA04 05 - ENGINE TUNING DATA05 07 - GENERAL FITTING REMINDERS06 09 - LUBRICANTS, FLUIDS AND CAPACITIES07 10 - MAINTENANCE08 12 - ENGINE - Tdi09 10 11 12 12 - ENGINE - V8i13 12 - ENGINE - 4.0 V814 12 - ENGINE - Mpi15 16 17 18 17 - EMISSION CONTROL19 19 - FUEL SYSTEM - Tdi20 19 - FUEL SYSTEM - MFI21 19 - FUEL SYSTEM - SFI22 19 - FUEL SYSTEM - Mpi23 19 - FUEL SYSTEM - Cruise Control24 26 - COOLING SYSTEM - Tdi25 26 - COOLING SYSTEM - V8i26 26 - COOLING SYSTEM - Mpi27 28 30 - MANIFOLD AND EXHAUST SYSTEM29 33 - CLUTCH30 37 - MANUAL GEARBOX - R38031 41 - TRANSFER GEARBOX32 44 - AUTOMATIC GEARBOX - ZF33 34 35 47 - PROPELLER SHAFTS36 51 - REAR AXLE AND FINAL DRIVE37 38 54 - FRONT AXLE AND FINAL DRIVE39 40 41 57 - STEERING42 43 44 60 - FRONT SUSPENSION45 64 - REAR SUSPENSION46 70 - BRAKES47 74 - WHEELS AND TYRES48 75 - SUPPLEMENTARY RESTRAINT SYSTEM49 76 - CHASSIS AND BODY50 51 80 - HEATING AND VENTILATION52 82 - AIR CONDITIONING53 84 - WIPERS AND WASHERS54 86 - ELECTRICAL
Land Rover 300Tdi Discovery41 · 57 - STEERING
41 · Steering & suspension

STEERING FAULTS (page 2 of 3)

Make
Land Rover
Model
Discovery 300Tdi Discovery
Section
FAULT DIAGNOSIS
57 - STEERINGSTEERING FAULTS · page 2 of 3
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57

STEERING

4

FAULT DIAGNOSIS

Symptom:-

Fluid leaks from steering box seals.

CAUTION: The steering wheel must not be
held on full lock for more than 30 seconds
in one minute, as this may overheat the

fluid and cause damage to the oil seals.

1. Check fluid level.

See Repair, Power Steering

Fluid Reservoir
Check fluid pressure.

See Power Steering

System - Test

2. Is pressure high?

YES - Renew pump.

See Repair, Power

steering Pump
If oil seal leaks persist after renewing the
pump.

See Overhaul, Power Steering

Box

NO -

See Overhaul, Power Steering Box

Symptom:-

Insufficient power assistance - castor return
action normal.

1. Are tyres correct type and pressure?

NO -

See GENERAL SPECIFICATION DATA,

Information, Wheels and Tyres

YES - Continue.

2. Is fluid level correct?

NO -

Check fluid level

See Repair, Power

Steering Fluid Reservoir

YES - Check system for air locks.

See Repair,

Power Steering System - Bleed

3. Is pressure correct?

NO -

Check fluid pressure.

See Power

Steering System - Test
If pressure is not correct after bleeding
the system, renew pump.

See Repair,

Power Steering Pump

YES -

See Overhaul, Power Steering Box

Symptom:-

Steering heavy - stiff, poor castor return action.

1. Are tyres correct type and pressure?

NO -

See GENERAL SPECIFICATION DATA,

Information, Wheels and Tyres

YES - Check universal joints for seizure and

correct alignment.

See Repair, Lower

Steering Shaft and Universal Joints
Check power steering box adjustments.
See Overhaul, Power Steering Box

2. Is the power assistance satisfactory?

NO -

See fault symptom Insufficient
assistance, (castor return action
normal).

YES - Disconnect drag link from drop arm and

check steering column and box for
stiffness.

See Repair, Drag Link and

Drag Link Ends

3. Is the steering stiff with the drag link

disconnected?
NO -

Check steering ball joints for seizure and
axle swivels lubrication and resistance.
See Repair, Drag Link and Drag Link
Ends See FRONT AXLE AND FINAL
DRIVE, Overhaul, Front Stub Axle,
Constant Velocity Joint and Swivel Pin
Housing Non ABS See FRONT AXLE
AND FINAL DRIVE, Overhaul, Front
Stub Axle, Constant Velocity Joint and
Swivel Pin Housing ABS

YES - Disconnect the lower steering shaft and

check the column and box for stiffness.
See Repair, Lower Steering Shaft and
Universal Joints

4. Is the steering column stiff to turn when

disconnected from the box?
NO -

Remove and overhaul box.

See

Overhaul, Power Steering Box

YES - Adjust steering column.

See Stiff

Steering Checklist

Parts & tools for this job Staging For Land Rover Discovery

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