Oil Cooler Removal; Oil Cooler And Relief Valve Inspection - Toyota 1HD-FT Repair Manual

ENGINE - LUBRICATION SYSTEM
OIL COOLER REMOVAL
EG-205
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1. DRAIN ENGINE COOLANT
2. REMOVE TIMING BELT
(See steps 1 to 3 in timing belt removal in
Engine Mechanical)
3. REMOVE NO.2 CAMSHAFT TIMING PULLEY
(See step 5 in timing belt removal in Engine EG
Mechanical)
4. REMOVE INJECTION PIPES
(See steps 3 and 5 in injection nozzles removal
in Fuel System)
5. REMOVE INJECTION PUMP
(See steps 5 to 7 in injection pump removal
in Fuel System)
6. REMOVE OiL FILTER
(See step 2 in oil end filter replacement)
7. REMOVE RELIEF VALVE
Remove the relief valve and gasket.
8. REMOVE CHECK VALVE
Remove the check valve and gasket.
9. REMOVE WATER TEMPERATURE SENSOR
Remove the sensor and gasket.
10. REMOVE OIL DIPSTICK AND GUIDE
(a) Remove the bolt. and pullout the dipstick guide to-
gether with the dipstick from the oil pan.
(b) Remove the 0 - ring from the dipstick guide.
11. REMOVE OIL COOLER AND COVER ASSEMBLY
Remove the 13 bolts. 2 nuts, the oil cooler. cover
assembly and gasket.
12. REMOVE OIL COOLER FROM OIL COOLER COVER
OIL COOLER AND RELIEF VALVE
INSPECTION
1. INSPECT RELIEF VALVE
Push the valve with a wooden stick to check if it is
stuck.
If stuck. replace the relief valve.