Discovery 2. Manual - part 27

MAINTENANCE

PROCEDURES

10-13

Steering box

Check

1. Check steering box for fluid leaks.

Adjust

1. Check that there is no backlash in steering box 

with road wheels in straight ahead position. 
Adjust if required.
 

 + 

 STEERING, ADJUSTMENTS, 

Steering box - check and adjust.

Battery

Check

1. Check battery condition by checking colour of 

condition indicator.

l

Green = O.K.

l

Black = Battery requires charging. 

l

Clear/white = New battery required.

Clean

1. Clean and grease battery terminals with 

petroleum jelly.

MAINTENANCE

10-14

PROCEDURES

Intercooler - diesel engine

Remove

1. Remove intercooler.

 

 + 

 ENGINE MANAGEMENT SYSTEM - 

Td5, REPAIRS, Intercooler.

Flush

1. Flush intercooler element using Flushing 

Solvent Part No. STC 9713, following the 
manufacturer's instructions.

2. Thoroughly dry intercooler ensuring that no 

trace of solvent remains in the element.

3. Refit intercooler on completion. 

 

 + 

 ENGINE MANAGEMENT SYSTEM - 

Td5, REPAIRS, Intercooler.

Engine oil - V8 engine

WARNING: Avoid excessive skin contact with 
used engine oil. Used engine oil contains 
potentially harmful contaminants which may 
cause skin cancer or other serious skin 
disorders.

Replace

1. Position suitable container beneath sump.
2. Clean area around oil drain plug.

3. Remove oil drain plug, discard sealing washer.
4. Allow oil to drain.
5. Fit new sealing washer to oil drain plug.
6. Fit engine drain plug and tighten to 33 Nm (24 

lbf.ft).

7. Fill engine with recommended grade of oil to 

correct mark on dipstick.
 

 + 

 CAPACITIES, FLUIDS, 

LUBRICANTS AND SEALANTS, 
Lubrication.

MAINTENANCE

PROCEDURES

10-15

Engine oil - diesel engine

WARNING: Avoid excessive skin contact with 
used engine oil. Used engine oil contains 
potentially harmful contaminants which may 
cause skin cancer or other serious skin 
disorders.

Replace

1. Release fixings, remove underbelly panel.
2. Position suitable container beneath sump.
3. Clean area around drain plug.

4. Remove oil drain plug, discard sealing washer.
5. Allow oil to drain.
6. Fit new sealing washer to oil drain plug.
7. Fit engine drain plug and tighten to 23 Nm (17 

lbf.ft).

8. Fill engine with recommended grade of oil to 

correct mark on dipstick. 
 

 + 

 CAPACITIES, FLUIDS, 

LUBRICANTS AND SEALANTS, 
Lubrication.

9. Fit front underbelly panel, secure fixings.

Centrifuge rotor – diesel engine

Replace

1. Replace centrifuge rotor.

 

 + 

 ENGINE - Td5, REPAIRS, Rotor - 

centrifuge.

MAINTENANCE

10-16

PROCEDURES

Engine oil filter - diesel engine

Replace

1. Replace  oil filter.

 

 + 

 ENGINE - Td5, REPAIRS, Filter - oil.

Engine oil filter – V8 engine

WARNING: Avoid excessive skin contact with 
used engine oil. Used engine oil contains 
potentially harmful contaminants which may 
cause skin cancer or other serious skin 
disorders.

Replace

1. Disconnect battery.
2. Position suitable container beneath oil filter.
3. Using a strap type filter wrench, remove filter 

element, discard element.

4. Smear sealing ring of replacement filter 

element with engine oil.

5. Fit filter element, tighten two thirds of a turn by 

hand or to 17 Nm (13 lbf.ft).

6. Top-up engine with recommended grade of oil 

to correct mark on dipstick. 
 

 + 

 CAPACITIES, FLUIDS, 

LUBRICANTS AND SEALANTS, 
Lubrication.

7. Connect battery.
8. Run engine and check for oil leaks from filter.
9. Stop engine, wait for oil to return to sump.

10. Re-check oil level and top-up if necessary.