Lexus ES300 (1997 year). Manual — part 495

Z18547

N·m (kgf·cm, ft·lbf) : Specified torque

Non–reusable part

x 9

Gasket

36.8 (375, 27)

Crankshaft Front

Oil Seal

Relief Valve

Spring

Plug

Oil Pump Body

Driven Rotor

Drive Rotor

Oil Pump Body Cover

LU–8

–

LUBRICATION

OIL PUMP

961

1997 LEXUS ES300 (RM511U)

LU01S–01

P18778

Pivot
Bolt

Adjusting
Strut

Adjusting Bolt

P18799

P18801

–

LUBRICATION

OIL PUMP

LU–9

962

1997 LEXUS ES300 (RM511U)

REMOVAL

HINT:
When repairing the oil pump, the oil pan and strainer should be
removed and cleaned.
1.

REMOVE RH FRONT WHEEL

2.

REMOVE RH FENDER APRON SEAL

3.

DRAIN ENGINE OIL

4.

REMOVE FRONT EXHAUST PIPE
(See page

EM–66

)

5.

REMOVE FRONT EXHAUST PIPE BRACKET FROM
NO.1 OIL PAN

6.

REMOVE GENERATOR DRIVE BELT
(See page

CH–6

)

7.

DISCONNECT A/C COMPRESSOR FROM ENGINE
(See page

EM–66

)

8.

REMOVE PS PUMP DRIVE BELT AND ADJUSTING
STRUT

(a)

Loosen the pivot and adjusting bolts, and remove the
drive belt.

(b)

Remove the bolt, nut and adjusting strut.

9.

REMOVE TIMING BELT
(See page

EM–14

)

10.

REMOVE TIMING PULLEYS
(See page

EM–14

)

11.

REMOVE NO.3 TIMING BELT COVER
(See page

EM–30

)

12.

REMOVE A/C COMPRESSOR HOUSING
BRACKET

Remove the 3 bolts and housing bracket.
13.

REMOVE OIL LEVEL SENSOR

NOTICE:
Be careful not to drop the oil level sensor when removing
it.

14.

REMOVE NO.2 OIL PAN

(a)

Remove the 10 bolts and 2 nuts.

P12716

SST

SST

P18802

P18800

P20034

P20050

Pry

LU–10

–

LUBRICATION

OIL PUMP

963

1997 LEXUS ES300 (RM511U)

(b)

Insert the blade of SST between the No.1 and No.2 oil
pans, and cut off applied sealer and remove the No.1 oil
pan.
SST

09032–00100

NOTICE:

Be careful not to the damage the No.2 oil pan contact
surface of the No.1 oil pan.

Be careful not to damage the No.2 oil pan flange.

15.

REMOVE OIL STRAINER

Remove the bolt, 2 nuts, oil strainer and gasket.

16.

REMOVE NO.1 OIL PAN

(a)

Remove the 2 bolts, exhaust pipe support stay and fly-
wheel housing under cover.

(b)

Remove the 17 bolts and 2 nuts.

(c)

Using a screwdriver, remove the oil pan by prying the por-
tions between the cylinder block and oil pan.

NOTICE:
Be careful not to damage the contact surfaces of the cylin-
der block and oil pan.
17.

REMOVE BAFFLE PLATE FROM NO.1 OIL PAN

18.

REMOVE CRANKSHAFT POSITION SENSOR

19.

REMOVE OIL PUMP

(a)

Remove the 9 bolts.

(b)

Remove the oil pump by prying a screwdriver between the
oil pump and main bearing cap.

(c)

Remove the O–ring.

LU01T–01

P12680

P12681

–

LUBRICATION

OIL PUMP

LU–11

964

1997 LEXUS ES300 (RM511U)

DISASSEMBLY

1.

REMOVE RELIEF VALVE

Remove the plug, gasket, spring and relief valve.

2.

REMOVE DRIVE AND DRIVEN ROTORS

Remove the 9 screws, pump body cover, drive and driven ro-
tors.