Workshop Manuals Factory service & repair Land Rover
01 Introduction02 General information03 General data04 Identification numbers05 Torque wrench settings06 Lifting and towing07 Capacities, fluids and lubricants08 Maintenance09 Engine - Td510 Engine - V811 Emission control - Td512 Emission control - V813 Engine management system - Td514 Engine management system - V815 Fuel delivery system - Td516 Fuel delivery system - V817 Cooling system - Td518 Cooling system - V819 Manifolds and exhaust systems - Td520 Manifolds and exhaust systems - V821 Clutch - Td522 Clutch - V823 Manual gearbox - R38024 Transfer box - LT230SE25 Automatic gearbox - ZF4HP22/2426 Propeller shafts27 Rear axle28 Front axle29 Steering30 Front suspension31 Rear suspension32 Brakes33 Restraint systems34 Doors35 Exterior fittings36 Interior trim components37 Screens38 Seats39 Sunroof40 Chassis and body dimensions41 Panel repairs42 Body sealing materials43 Corrosion prevention and sealing44 Painting45 Heating and ventilation46 Air conditioning47 Wipers and washers48 Charging and starting49 Lighting50 Body control unit51 Alarm system and horn52 Windows53 In car entertainment54 Harnesses55 Driving aids56 Navigation system57 Instruments
Land Rover Discovery II (UK)25 · Automatic gearbox - ZF4HP22/24
25 · Transmission

gearbox - V8 (page 4 of 5)

Make
Land Rover
Model
Discovery II (UK)
Section
Repairs
Automatic gearbox - ZF4HP22/24gearbox - V8 · page 4 of 5
Diagram
  1. Remove 'C' clip securing selector cable to gearbox bracket.
  2. Remove nut securing selector lever to inhibitor switch and release lever.
  3. Disconnect multiplug from inhibitor switch.
  4. Loosen gearbox multiplug locking ring and disconnect plug.
Loosen gearbox multiplug locking ring and disconnect plug.
  1. Lower gearbox sufficiently to access bell housing bolts, take care not to trap any pipes or cables when lowering gearbox.
  2. Remove 14 bolts securing gearbox to engine.
  3. With assistance remove gearbox from engine.
With assistance remove gearbox from engine.
  1. Fit suitable strap to retain torque converter.

Refit

  1. Clean gearbox to engine mating faces.
  2. Remove torque converter retaining strap.
  3. With assistance position gearbox to engine.
  4. Fit gearbox bell housing bolts and tighten to 46 Nm (34 lbf.ft)..
  5. Connect multiplug to gearbox and tighten locking ring.
  6. Connect inhibitor switch multiplug.
  7. Position selector lever to inhibitor switch and tighten nut to 25 Nm (18 lbf.ft).
  8. Position selector cable to gearbox and secure with 'C' clip.
  9. Clean oil pipe unions and fit new 'O' rings.
  10. Position and tighten pipe unions to gearbox.
  11. Position and tighten oil cooler pipe clamps.
  12. Position and tighten oil cooler pipe clip to engine sump.
  13. Position engine RH and LH rear mountings and tighten bolts to 85 Nm (63 lbf.ft) and nuts to 85 Nm (63 lbf.ft).
  14. Secure gearbox breather pipes to bulkhead clip.
  15. Connect multiplugs to high/low ratio switch and neutral sensor. Connect Lucar connectors to differential lock switch.
  16. Position cable tie and multiplug to transfer gearbox bracket.
  17. Connect high/low ratio cable to transfer box and secure with retaining clips.
  18. Position hand brake back plate and tighten bolts to 75 Nm (55 lbf.ft).
  19. Fit hand brake drum and tighten screw.
  20. Remove bolts securing tool LRT-99-008A to gearbox.
  21. Rotate engine to align torque converter, fit new bolts and tighten to 50 Nm (37 lbf.ft).
  22. Fit access plug to torque converter housing.
  23. Fit rear propeller shaft. PROPELLER SHAFTS, REPAIRS, Propeller shaft - rear.

Parts & tools for this job For Land Rover Discovery

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