Lexus ES: Reassembly
REASSEMBLY
PROCEDURE
1. CLEAN VACUUM PUMP HOUSING
(a) Clean the inside surface of the vacuum pump housing.
2. INSTALL VACUUM PUMP ROTOR
(a) Clean the vacuum pump rotor.
(b) Apply engine oil to the areas of the vacuum pump rotor shown in the illustration.
| Engine Oil |
(c) Install the vacuum pump rotor to the vacuum pump housing.
| Install in this Direction |
3. INSTALL VACUUM PUMP VANE AND VACUUM PUMP VANE CAP
(a) Apply engine oil to a new vacuum pump vane and 2 new vacuum pump vane caps and install the vacuum pump vane caps to the vacuum pump vane.
(b) Apply engine oil to the vacuum pump vane with the 2 vacuum pump vane caps and install it to the vacuum pump housing.
4. INSTALL END COVER
| (a) Clean the inside surface of the end cover. | |
| (b) Install a new vacuum pump cover O-ring to the vacuum pump housing. NOTICE: -
Wipe off any oil on the end cover installation surface and end cover.
-
Check that no foreign matter is on the vacuum pump cover O-ring or inside the vacuum pump housing.
| | | *1 | Vacuum Pump Cover O-ring | | |
(c) Using a T30 "TORX" socket wrench, install the end cover with 5 new screws.
Torque:
7.5 N·m {76 kgf·cm, 66 in·lbf}
NOTICE:
-
Hold the pump so that the pump installation surface and fitting parts will not be damaged.
-
As the housing deforms when force is applied, do not secure the housing with a tool such as a vise.
-
Securely fit the T30 "TORX" socket wrench to the screws.
-
After installing the end cover, check that the vacuum pump cover O-ring is not caught.
| *1 | Vacuum Pump Cover O-ring |
| *a | Correct |
| *b | Incorrect |
5. INSPECT VACUUM PUMP ASSEMBLY
| (a) While looking from the coupling side of the vacuum pump assembly, rotate the coupling clockwise. Standard: Rotates without locking. NOTICE: -
As the vacuum pump vane cap may become damaged, do not rotate the coupling counterclockwise.
-
Even if rotation fluctuates between heavy and light, it is not a malfunction unless the coupling locks.
| | | *1 | Coupling | | *a | Correct | | *b | Incorrect | | |
READ NEXT:
REMOVAL CAUTION / NOTICE / HINT NOTICE: This procedure includes the removal of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts. Click here PROCEDURE
COMPONENTS ILLUSTRATION *1 ENGINE WIRE *2 NO. 2 SURGE TANK STAY *3 EARTH WIRE - - Tightening torque for "Major areas involving basic vehicle performance such as moving/turni
SEE MORE:
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. INSTALL FRONT DRIVE SHAFT HOLE SNAP RING (a) Install a new front drive shaft hole snap ring. NOTICE: Face the end gap of the front drive sha
The following may indicate that
your vehicle is overheating.
The engine coolant temperature
gauge is in the red zone
or a loss of hybrid system power is
experienced. (For example, the
vehicle speed does not increase.)
"Engine Coolant Temp High Stop
in a Safe Place See Owner's
Manu
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