2003 LEXUS LS430 torque

c. Close the radiator drain plug.
d. Tighten the 2 drain cock plugs.
Torque: 13 Nm (130 kgf cm, 9 ft lbf)
Fig. 12: Loosening Radiator Drain Plug And Drain Cock Plugs

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
4.ADD ENGINE COOLANT
a. Slowly fill the cooling system with coolant.
Capacity: 9.5 liters (10.0 US qts, 8.4 lmp. qts)
HINT:
Use of improper coolants may damage the engine cooling system.
Use "TOYOTA Super Long Life Coolant" or similar high quality ethylene glycol based non-
silicate, non-amine, non-nitrite, and non-borate coolant with long-life hybrid organic acid
technology.
New Toyota vehicles are filled with TOYOTA Super Long Life Coolant (color is pink,
premixed ethylene-glycol concentration is approximately 50 % and freezing temperature is -
35° C (-31° F)). When replacing coolant, TOYOTA Super Long Life Coolant is

Fig. 19: Removing Bolts, Water Pump And Gasket
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
9.INSTALL WATER PUMP ASSY
a. Install a new gasket and the water pump with the 5 bolts, 2 stud bolts and nut.
Torque:
21 N m (215 kgf cm, 15 ft lbf) for bolt
18 N m (185 kgf cm, 13 ft lbf) for stud bolt
HINT:
Use a bolt this is 30 mm (1.18 in.) in length.

Fig. 24: Installing New Gasket To Thermostat
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
c. Install the water inlet with the 3 nuts.
Torque: 19 N m (195 kgf cm, 14 ft lbf)

13.REMOVE FAN ASSY
a. Disconnect the radiator reservoir hose from the radiator.
b. Remove the 6 bolts and fan.
14.INSTALL FAN ASSY
a. Install the fan with the 6 bolts.
Torque: 5.0 Nm (51 kgfcm, 44 in.lbf)
b. Connect the radiator reservoir hose to the radiator.
15.INSTALL RADIATOR AND FAN ASSEMBLY
a. Install the 2 radiator lower supports to the radiator.
b. Attach the 2 radiator lower supports on the radiator to the body bracket.
c. Install the radiator and fan assembly with the 2 radiator upper supports and 2 nuts.
Torque: 13.5 N m (138 kgf cm, 10 ft lbf)
d. Connect the cooling fan ECU connector.
16.INSTALL AIR CLEANER ASSY
17.INSTALL AIR CLEANER INLET NO.1
18.REFILL ENGINE COOLANT (See REPLACEMENT
)
19.CHECK FOR ENGINE COOLANT LEAKS
20.INSTALL ENGINE UNDER COVER NO.1
21.CONNECT BATTERY NEGATIVE TERMINAL
OVERHAUL
1.REMOVE PACKING
2.REMOVE RADIATOR CAP SUB-ASSY
3.REMOVE DRAIN PLUG
a. Remove the drain plug.
b. Remove the O-ring.
4.ASSEMBLE SST
SST 09230-01010
a. Install the claw to the overhaul handle, inserting it in the hole in part A as shown in the illustration
b. While gripping the handle, adjust the stopper bolt so that dimension B is as shown in the
illustration.

Fig. 33: Removing Inlets
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
8.INSTALL OIL COOLER ASSY
a. Install 2 new O-rings to the oil cooler.
b. Install the oil cooler to the lower tank with the 2 plate washers and 2 nuts.
Torque: 8.4 N m (85 kgf cm, 74 in. lbf)
c. Install the 2 inlets.
Torque: 14.7 Nm (150 kgfcm, 11 ftlbf)

Fig. 46: Disconnecting Wires From Fan Shroud
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
9.INSTALL FAN ASSY s
a. Install the fan with the 6 bolts.
Torque: 5.0 N m (51 kgf cm, 44 in. lbf)

Fig. 1: Removing Cruise Control ECU Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
8.INSTALL CRUISE CONTROL ECU ASSY
a. Install the cruise control ECU (distance control ECU) assy with the nut.
Torque: 5.5 N.m (56 kgf.cm, 49 in.lbf)
9.INITIALIZE DISTANCE CONTROL ECU
a. Be sure to perform the following procedures after replacing the distance control ECU.
1. Turn the ignition switch to the ON position.
2. Push the cruise main switch ON-OFF button on.

REPLACEMENT
1.SEPARATE BATTERY NEGATIVE TERMINAL
2.REMOVE MILLIMETER WAVE RADAR SENSOR ASSY
a. Disconnect the connector.
b. Remove the 3 bolts and millimeter wave radar sensor.
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Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
3.INSTALL MILLIMETER WAVE RADAR SENSOR ASSY
a. Install the millimeter wave radar sensor with the 3 bolts.
Torque: 5.5 N.m (56 kgf.cm, 49 in.lbf)
b. Connect the connector.
4.ADJUST MILLIMETER WAVE RADAR SENSOR ASSY (See ADJUSTMENT
)
ADJUSTMENT