2003 LEXUS LS430 park

Fig. 113: Installing Spark Plug Tube Gasket Using SST
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
42.REMOVE CAMSHAFT TIMING TUBE ASSY
a. Mount the hexagon wrench head portion of the camshaft in a vise.

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
87.INSTALL OIL FILLER CAP SUB-ASSY
88.INSTALL SPARK PLUG
REPLACEMENT
1.DISCONNECT BATTERY NEGATIVE TERMINAL
2.REMOVE AIR CLEANER INLET NO.1
3.DRAIN ENGINE COOLANT
4.REMOVE V-BANK COVER
5.REMOVE INTAKE AIR CONNECTOR PIPE
6.REMOVE ENGINE UNDER COVER NO.1
7.DISCONNECT RADIATOR HOSE NO.1
8.DISCONNECT RADIATOR HOSE NO.2
9.DISCONNECT OIL COOLER INLET TUBE NO.1
10.DISCONNECT OIL COOLER OUTLET TUBE NO.1
11.REMOVE AIR CLEANER ASSY
12.REMOVE RADIATOR ASSY (See REPLACEMENT

13.REMOVE FAN AND GENERATOR V BELT (See REPLACEMENT
)
14.REMOVE VANE PUMP ASSY
a. Remove the 2 bolts, nut and pump.
HINT:
Pump should be removed with the hoses connected and then hang with a rope or wire on the body's side.
15.REMOVE GENERATOR ASSY (See REPLACEMENT
)
16.DISCONNECT COMPRESSOR AND MAGNETIC CLUTCH
HINT:
The cooler compressor with the magnetic clutch should be removed with the low-pressure and high-
pressure hoses connected and then hang with a rope or wire on the body's side.
17.REMOVE TIMING CHAIN OR BELT COVER NO.2
a. Disconnect the 2 PS air hoses from the clamp on the cover.
b. Remove the cap nut, 3 bolts, cover and gasket.

Fig. 395: Measuring Thread Outside Diameter Of Bolt Using Vernier Caliper
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
21.INSTALL SPARK PLUG TUBE
HINT:When using a new cylinder head, the spark plug tubes must be installed.
a. Apply adhesive to the end of the spark plug tube.
Adhesive: Part No. 08833-00070, THREE BOND 1324 or equivalent
b. Using a wooden block and hammer, tap in a new spark tube until there is 48.4 to 49.6 mm (1.906 to

1.953 in.) protruding from the camshaft bearing cap installation surface of the cylinder head.
Fig. 396: Applying Adhesive To End Of Spark Plug Tube

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 397: Taping Spark Tube Using Wooden Block And Hammer
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
22.INSTALL TIGHT PLUG NO.1
a. Apply adhesive to the end of the spark plug tube.
Adhesive: Part No. 08833-00070, THREE BOND 1324 or equivalent
b. Using SST and a hammer, tap in a new tight plug as shown in the illustration.
SST 09950-60010 (09951-00200), 09950-70010 (09951-07100)

Fig. 51: Pulling Out Connector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
c. Protect each connecting part from damage and contamination by covering it with a vinyl bag.
8.REMOVE REAR FLOOR SERVICE HOLE COVER
a. Remove the service hole cover and disconnect the fuel sender gauge connector.
9.REMOVE FRONT FLOOR BRACE CENTER (See OVERHAUL
)
10.REMOVE ENGINE UNDER COVER NO.2
11.REMOVE EXHAUST PIPE ASSY (See REPLACEMENT
)
12.REMOVE PROPELLER SHAFT HEAT INSULATOR
13.REMOVE FRONT FLOOR HEAT INSULATOR NO.1
a. Remove the 2 bolts and propeller shaft heat insulator.
14.REMOVE DIFFERENTIAL SUPPORT PROTECTOR NO.1
15.REMOVE DIFFERENTIAL SUPPORT PROTECTOR NO.2
16.REMOVE PROPELLER SHAFT ASSY (See OVERHAUL
)
17.REMOVE PARKING BRAKE CABLE ASSY NO.2 (See REPLACEMENT
)
18.REMOVE PARKING BRAKE CABLE ASSY NO.3 (See REPLACEMENT
)
19.REMOVE FUEL TANK TO FILLER PIPE HOSE
20.REMOVE FUEL TANK EVAPORATION VENT TUBE
21.REMOVE FUEL TANK BREATHER HOSE

Fig. 55: Installing Fuel Sub-Suction Hose
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
37.INSTALL FUEL TANK VENT TUBE SET PLATE
a. Install the set plate with the 8 bolts.
Torque: 6.0 N.m (61 kgf.cm, 52 in..lbf)
38.INSTALL FUEL TANK ASSY
a. Install the fuel tank with the fuel tank band.
Torque: 39 N.m (400 kgf.cm, 29 ft.lbf)
39.INSTALL FUEL TANK BREATHER HOSE
40.INSTALL FUEL TANK EVAPORATION VENT TUBE
41.INSTALL FUEL TANK TO FILLER PIPE HOSE
42.INSTALL PARKING BRAKE CABLE ASSY NO.3 (See REPLACEMENT
)
43.INSTALL PARKING BRAKE CABLE ASSY NO.2 (See REPLACEMENT
)
44.INSTALL PROPELLER SHAFT ASSY (See OVERHAUL
)

Dynamic Radar/Laser Cruise Control System
Electronically Controlled Transmission and A/T Indicator
Headlight Cleaner
Key Reminder (w/ Smart Key System)
LEXUS Navigation System
LEXUS Parking Assist (Clearance Sonar)
LEXUS Parking Assist (Rear View Monitor)
Power Seat (Rear Passenger's Seat)
Pre-Collision Safety System
Radiator Fan
Rear Window Defogger
Remote Control Mirror
Smart Key System
Theft Deterrent (w/ Smart Key System)
VSC and Tire Pressure Warning System
Wiper and Washer
Wireless Door Lock Control (w/ Smart Key System)
7.5AIGNCruise Control
Dynamic Radar/Laser Cruise Control System
Electronically Controlled Transmission and A/T Indicator
Engine Control
7.5ASTAElectronically Controlled Transmission and A/T Indicator
Engine Control
Starting and Ignition
7.5ATAILAutomatic Light Control
Door Closer (w/ Smart Key System)
Door Lock Control (w/ Smart Key System)
Key Reminder (w/ Smart Key System)
Light Auto Turn Off System
Multiplex Communication System (BEAN - Steering Column Bus)
Smart Key System
Taillight
Theft Deterrent (w/ Smart Key System)
Theft Deterrent (w/o Smart Key System)
Wireless Door Lock Control (w/ Smart Key System)
10AETCSCruise Control
Dynamic Radar/Laser Cruise Control System
Electronically Controlled Transmission and A/T Indicator
Engine Control
10AHORNDoor Closer (w/ Smart Key System)
Door Lock Control (w/ Smart Key System)
Horn
Key Reminder (w/ Smart Key System)
Multiplex Communication System (BEAN - Steering Column Bus)
Smart Key System
Theft Deterrent (w/ Smart Key System)
Theft Deterrent (w/o Smart Key System)