L322 Range Rover Service Procedures
MAINTENANCE
10-10
PROCEDURES
Spark plugs - V8 engine
Replace
Take great care when fitting spark plugs not
to cross-thread plug, otherwise costly
damage to cylinder heads will result. It is
essential that only the correct grade of
spark plugs, approved for this engine are
fitted. Incorrect grade of spark plugs may
lead to piston overheating and engine
failure.
1. Disconnect battery earth lead.
2. Remove ignition coils.
V8, REPAIRS, Ignition coils - multiple - set.
3. Remove 8 spark plugs.
CAUTION: Do not attempt to clean or adjust
spark plug gaps. If a spark plug problem
exists, try substituting the defective spark
plug with a new one.
4. Fit spark plugs and tighten to 31 Nm (23 lbf.ft).
5. Fit ignition coils.
V8, REPAIRS, Ignition coils - multiple - set.
6. Connect battery earth lead.
Air cleaner element - Td6 engine
Replace
1. Replace air cleaner element.
Td6, REPAIRS, Element - air cleaner.
Air cleaner element - V8 engine
Replace
1. Replace air cleaner element.
