Toyota 2GR-FE Manual page 830

Protective Tape
Wooden Block
Mark
2GR-FE LUBRICATION – OIL PUMP
29. REMOVE TIMING CHAIN CASE OIL SEAL
(a) Using a screwdriver, pry out the oil seal.
HINT:
Tape the screwdriver tip before use.
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DISASSEMBLY
1. REMOVE OIL PUMP RELIEF VALVE
(a) Using a 27 mm socket wrench, remove the relief
valve plug.
(b) Remove the valve spring and oil pump relief valve.
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2. REMOVE OIL PUMP COVER
(a) Remove the 8 bolts, oil pump cover and oil pump
rotor set.
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INSPECTION
1. INSPECT OIL PUMP RELIEF VALVE
(a) Coat the relief valve with engine oil and check that it
falls smoothly into the valve hole under its own
weight.
If the valve does not fall smoothly, replace the relief
valve. If necessary, replace the oil pump assembly.
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2. INSPECT OIL PUMP ROTOR SET
(a) Install the rotors to the timing chain cover with the
rotors' marks facing outward. Check that the rotors
revolve smoothly.
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LU–13
LU