LEXUS LS430 2003 Factory Repair Manual

Fig. 257: Aligning Holes Of Driven Main Gear
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
c. Mount the hexagon wrench head portion of the camshaft in a vise.

Fig. 258: Inserting Oil Seal Into Camshaft Timing Tube
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
d. Using SST, align the holes of the driven main gear and sub gear by turning the sub gear clockwise,
and temporarily install a service bolt.
SST 09960-10010 (09962-01000, 09963-00500)
e. Ali
gn the gear teeth of the driven main gear and sub gear, and tighten the service bolt.

Fig. 259: Installing Drive Gear And Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
10.INSTALL CAMSHAFT TIMING TUBE ASSY
a. Insert a new oil seal into the camshaft timing tube until it reaches the stopper.

Fig. 260: Mounting Hexagon Wrench Head Portion Of Camshaft In Vise
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
b. Align the timing tube knock pin with the knock pin groove of the drive gear, and temporarily install
the drive gear with the 4 bolts.
c. Using SST and a 5 mm hexagon wrench, uniformly tighten the 4 bolts in several passes.
SST 09960-10010 (09962-01000, 09963-00500)
Torque: 7.5 N.m (77 kgf.cm, 66 in..lbf)

Fig. 261: Installing Bolts Using SST
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
d. Mount the hexagon wrench head portion of the camshaft in a vise.

Fig. 262: >Aligning Timing Marks Of Camshaft Drive And Driven Main Gears
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
e. Align the camshaft knock pin with the knock pin groove of the timing tube, and push the timing
tube by hand until it touches the bottom.
f. Using a 10 mm hexagon wrench, install the bolt.
Torque: 78 N.m (795 kgf.cm, 58 ft.lbf)
g. Install the seal washer and screw plug.
Torque: 15 N.m (153 kgf.cm, 11 ft.lbf)
11.INSTALL NO.3 CAMSHAFT SUB-ASSY

Fig. 263: Applying Seal Packing To Housing Plug
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
a. Apply engine oil to the cam and gear of the camshaft and also the journal of the cylinder head.
b. Align the timing marks (2 dot marks each) of the camshaft drive and driven main gears, and place
the intake and exhaust camshafts.
c. Set the timing mark (2 dot marks each) of the camshaft drive and driven main gears at an angle of
approximatel
y 10°.

Fig. 264: Installing Camshaft Housing Plug
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
d. Apply seal packing to the camshaft housing plug.
Remove the old packing (FIPG) material.
Apply seal packing to the housing plug.
Seal packing: Part No. 08826-00080 or equivalent

Fig. 265: Applying Seal Packing To Front Bearing Cap
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
e. Install the camshaft housing plug to the cylinder head as shown in the illustration.
f. Install the oil control valve filter to the cylinder head.

Fig. 266: Installing Front Bearing Cap
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
g. Apply seal packing to the front bearing cap.
Remove any old packing (FIPG) material and be careful not to drop any oil on the contact
surfaces of the bearing cap and cylinder head.
Using a razor blade and gasket scraper, remove all the old packing (FIPG) material from the
gasket surfaces and groove.
Thoroughly clean all components to remove all loose material.
Using a non-residue solvent, clean both sealing surfaces.
Apply seal packing to the bearing cap as shown in the illustration.
Install a nozzle that has been cut to a 1.5 mm (0.059 in.) opening.
Parts must be assembled within 5 minutes of application. Otherwise the material must be
removed and reapplied.
Immediately remove the nozzle from the tube and reinstall the cap.