Range Rover P38
19
FUEL SYSTEM
NEW RANGE ROVER
20
REPAIR
SPARK PLUGS
Service repair no - 18.20.02
Remove
1. Remove air intake hose.
See this section.
2. Disconnect 8 h.t. leads from spark plugs.
CAUTION: To avoid damage to h.t. leads,
disconnect them by pulling the rubber
boot NOT the lead.
3. Remove 8 spark plugs and washers from
cylinder heads.
Refit
CAUTION: Take care not to cross-thread
spark plugs when fitting as costly damage
to the cylinder head will result. It is
essential that correct type of spark plug is fitted.
Incorrect grade of spark plugs may lead to piston
overheating and engine failure.
4. Ensure spark plug gaps are between 0.89 - 1.01
mm and set gap if necessary.
5. Fit spark plugs to cylinder heads and tighten to
20 Nm (15 lbf.ft)
6. Connect h.t. leads to spark plugs.
7. Fit air intake hose.
See this section.