Range Rover P38
LAND ROVER V8
3
FAULT DIAGNOSIS
2. ENGINE OIL COOLING SYSTEM
Symptom - Engine Oil Overheating
POSSIBLE CAUSE
REMEDY
1. Air flow through oil cooler
matrix restricted or blocked.
1. Apply air pressure to engine side of radiator to clear obstruction. If
mud or dirt is evident, carefully use a hose.
2. Blocked or damaged oil cooler
or pipe/hoses restricting engine
oil flow.
2. Check for visual damage and renew components where necessary.
3. Oil cooler relief valve seized in
closed position.
3. Remove and check relief valve. Renew, if necessary.
3. GEARBOX OIL COOLING SYSTEM
SYMPTOM - Gearbox Oil Overheating
POSSIBLE CAUSE
REMEDY
1. Air flow through oil cooler
matrix restricted or blocked.
1. Apply air pressure to engine side of radiator to clear obstruction. If
mud or dirt is evident, carefully use a hose.
2. Damaged oil cooler or
pipe/hoses restricting gearbox
oil flow.
2. Check for visual damage and renew components where necessary.
3. Vehicle being driven in wrong
gear.
3. Advise owner/driver accordingly.
NOTE: Critical warning messages relating
to the complete cooling system are
displayed on the message centre in the
lower section of the instrument pack, should a
fault occur in any of the separate systems.