1991 LEXUS SC400 Service Repair Manual

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LEXUS SC400 1991  Service Repair Manual 
COMPONENTS FOR SEPARATION AND
ASSEMBLY OF ENGINE AND
TRANSMISSION
SEPARATION OF ENGINE AND
TRANSMISSION
1.  REMOVE OIL DIPSTICK GUIDE FOR TRANSMISSION(a)  Remove the mounting bolt.
(b)  P u ll ou t t

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LEXUS SC400 1991  Service Repair Manual 
3.  DISCONNECT ENGINE WIRE FROM TRANSMISSION(a)  Disconnect the following connectors:(1)  O/D direct clutch speed sensor connector
(2)  No.1 speed sensor connector
(3)  No.2 speed sensor connector
(4

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LEXUS SC400 1991  Service Repair Manual 
COMPONENTS FOR DISASSEMBLY AND ASSEMBLY OF CYLINDER BLOCK
±
ENGINE MECHANICAL Cylinder BlockEM±131 
WhereEverybodyKnowsYourName

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LEXUS SC400 1991  Service Repair Manual 
PREPARATION FOR DISASSEMBLY
(See Components on page EM±131)
1.  REMOVE DRIVE PLATE Remove the eight bolts, two spacers and drive plate.
2.  INSTALL ENGINE TO ENGINE STAND FOR DISASSEMBLY
3.  REMOVE

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LEXUS SC400 1991  Service Repair Manual 
(b)  Disconnect  the wire clamp from the bracket on thestarter.
(c)  Remove the nut, and disconnect the wire.
(d)  Disconnect the connector, and remove the starter.
8.  REMOVE KNOCK SENSORS (a)  Disc

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LEXUS SC400 1991  Service Repair Manual 
11. REMOVE WATER PUMP(a)  Remove the five mounting bolt, two mounting stud boltsand mounting nut.
(b)  Remove the water  pump by prying the portions between
the water pump and cylinder block with a s

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LEXUS SC400 1991  Service Repair Manual 
DISASSEMBLY OF CYLINDER BLOCK
(See Components on page EM±131)
1.  REMOVE REAR OIL SEAL RETAINER (a)  Remove the seven bolts.
(b)  Remove the oil seal retainer by prying the portions
between  the oil

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LEXUS SC400 1991  Service Repair Manual 
(d)  Clean the crank pin and bearings.
(e)  C h e c k t h e c r a n k p i n a n d b e a r i n g f o r p i t t i n g a n dscratches.
If the crank pin or bearing are damaged, replace the bear-
ings. If