Lexus SC300 / Lexus SC400. Manual — part 549

PROPELLER SHAFT

COMPONENTS

PR02Z–02

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PROPELLER SHAFT

PROPELLER SHAFT

PR–23

PROPELLER SHAFT REMOVAL

PR030–02

1.

REMOVE EXHAUST FRONT PIPE

(a) Disconnect the oxygen sensor grommets from the floor.
(b) Disconnect the oxygen sensors and heat insulator.

(c) Remove the 4 nuts, boolts and exhaust front pipe.

2.

REMOVE EXHAUST CENTER PIPE
HINT: To prevent interference of the tail pipe from with the
rear bumper, the front side of the tail pipe is suspended from
the stabilizer bar.

(a) Disconnect the exhaust center pipe from the 2 rings.
(b) Remove the 4 nuts and exhaust center pipe.

3. REMOVE

HEAT

INSULATOR

Remove the 4 nuts and the heat insulator.

4.

REMOVE CROSSMEMBER BRACE
Remove the 4 bolts and the center floor crossmember brace.

PR–24

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PROPELLER SHAFT

PROPELLER SHAFT

5.

REMOVE PROPELLER SHAFT

(a) Place the matchmarks on the differential companion flange

and flexible coupling.

(b) Remove the 3 bolts inserted in the differential companion

flange.
NOTICE: The bolts inserted in the propeller shaft com-
panion flange should not be removed.

(c) Separate the flexible couplings from the differential side.

HINT: If the flexible coupling can not be easily separated by
hand, insert a screwdriver into the bolt hole of the flexible cou-
pling, as shown in the illustration, then pry the coupling out.
NOTICE: Do not bring the screwdriver blade in direct
contact with the flexible coupling’s rubber portion.

(d) Remove the 2 center support bearing set bolts and the

adjusting washers.
HINT: Some vehicles are not equipped with an adjusting
washer.
NOTICE: When removing the set bolts, support the cen-
ter support bearing by hand so that the transmission and
intermediate shaft, and propeller shaft and differential,
remain in a straight line.

(e) Pull the yoke from the transmission.

(f) Insert SST in the transmission to prevent oil leakage.

SST 09325–20010 (M/T)
09325–40010 (A/T)

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PROPELLER SHAFT

PROPELLER SHAFT

PR–25

CENTER SUPPORT BEARING AND
FLEXIBLE COUPLINGS INSPECTION

PR031–02

1.

INSPECT CENTER SUPPORT BEARING

•

Check for cracks in or damage to the cushion.

•

Check if the bearing turns smoothly.

If the center support bearing is damaged, worn or does not
turn smoothly, replace it.

2.

INSPECT FLEXIBLE COUPLINGS

•

Check for cracks in or damage to rear flexible couplings.

If the flexible coupling is damaged, replace the propeller shaft
assembly.

3.

INSPECT FLEXIBLE COUPLING CENTERING BUSHING

•

Check for damage to the bushing.

If the bushing is damaged, replace the propeller shaft assem-
bly.

PROPELLER SHAFT REPLACEMENT

PR032–02

1. SEPARATE PROPELLER SHAFT AND INTERMEDIATE

SHAFT

(a) Place the matchmarks on the flanges.
(b) Remove the 4 nuts, washers and bolts.

2. REMOVE CENTER SUPPORT BEARING FROM

INTERMEDIATE SHAFT

(a) Using a chisel and a hammer, loosen the staked part of the

nut.

PR–26

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PROPELLER SHAFT

PROPELLER SHAFT