LEXUS LS430 2003 Factory Repair Manual

Fig. 217: Identifying Bearing Cap Bolts
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7.REMOVE CAMSHAFT TIMING TUBE ASSY

Fig. 218: Mounting Hexagon Wrench Head Portion Of Intake Camshaft In A Vise
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a. Mount the hexagon wrench head portion of the intake camshaft in a vise.
b. Remove the screw plug and seal washer.
c. Using a 10 mm hexagon wrench, remove the bolt.
d. Pull out the timin
g tube and drive gear assembly from the camshaft.

Fig. 219: Removing Bolts Using Hexagon Wrench
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e. Using SST and a 5 mm hexagon wrench, remove the 4 bolts, drive gear and oil seal.
SST 09960-10010 (09962-01000, 09963-00500)

Fig. 220: Removing Bolts, Drive Gear And Oil Seal Using SST
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8.REMOVE CAMSHAFT SUB GEAR
a. Mount the hexagon wrench head portion of the camshaft in a vise.

Fig. 221: Mounting Hexagon Wrench Head Portion Of Camshaft In A Vise
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b. Using SST, turn the sub gear clockwise and remove the service bolt.
SST 09960-10010 (09962-01000, 09963-00500)

Fig. 222: Removing Service Bolt Using SST
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c. Using snap ring pliers, remove the snap ring.
d. Remove the wave washer, sub gear and bolt washer.
HINT:
Arran
ge the driven sub gears and bolt washers (RH and LH sides).

Fig. 223: Removing Snap Ring Using Snap Ring Pliers
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e. Using a vernier caliper, measure the gap between the washer ends.
Gap: 18.2 to 18.8 mm (0.712 to 0.740 in.)
If the
gap is not as specified, replace the bolt washer.

Fig. 224: Measuring Gap Between Washer Ends

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9.INSTALL CAMSHAFT SUB GEAR
a. Install the bolt washer (1), sub gear (2) and wave washer (3).
HINT:
Attach the pins on the gears to the gear bolt washer ends.
Fig. 225: Installing Camshaft Sub Gear

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b. Using snap ring pliers, install the snap ring.

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c. Mount the hexagon wrench head portion of the camshaft in a vise.
HINT:
Be careful not to damage the camshaft.