1991 LEXUS SC400 Service Repair Manual

Page 1497 of 4087

LEXUS SC400 1991  Service Repair Manual 
EG22W±02
9.  INSTALL CAMSHAFT OIL SEALS
(a)  Apply MP grease to a new oil seal lip.
(b)  Using SST and a hammer, tap in the 2 oil sealsSST 09223±46011
10.  INSTALL SEMI±CIRCULAR PLUGS
(a)  Remove

Page 1498 of 4087

LEXUS SC400 1991  Service Repair Manual 
11.  INSTALL CYLINDER HEAD COVER
(a)  Remove any old packing (FIPG) material.
(b)  Apply seal packing to the cylinder heads as shown in theillustration.
Seal packing:
Part No. 08826±00080 or equival

Page 1499 of 4087

LEXUS SC400 1991  Service Repair Manual 
(c)  Install the engine wire protector to the LH cylinder head withthe 5 bolts.
14.  INSTALL EGR PIPE Install a new gasket and EGR pipe to the RH exhaust man-
ifold with 2 new nuts.
Torque: 18 N Vm (

Page 1500 of 4087

LEXUS SC400 1991  Service Repair Manual 
(b)  Install the engine wire protector with the bolt.
(c)  Connect the following connectors:(1)  ECT sensor connector
(2)  ECT sender gauge connector
19. INSTALL INTAKE MANIFOLD
(a)  Place 2 new  gas

Page 1501 of 4087

LEXUS SC400 1991  Service Repair Manual 
(e)  Place 8 new insulators and the 4 spacers in position on theintake manifold.
(f)  Place the 8 injectors and 2 delivery pipes assembly in position on the intake manifold.
(g)  Temporarily install

Page 1502 of 4087

LEXUS SC400 1991  Service Repair Manual 
22.  INSTALL ENGINE WIRE TO DELIVERY PIPES, REARWATER BYPASS JOINT AND RH CYLINDER HEAD
(a)  Connect the 8 injector connector.
(b)  Install the 2 engine wire connectors to the connector on the
LH del

Page 1503 of 4087

LEXUS SC400 1991  Service Repair Manual 
25. CONNECT FUEL RETURN HOSE TO FUEL RETURN PIPE
26.  CONNECT FUEL INLET HOSE TO LH DELIVERY PIPE
(a)  Temporarily connect the fuel inlet hose to the delivery pipe with 2 new gaskets and pulsation da

Page 1504 of 4087

LEXUS SC400 1991  Service Repair Manual 
(d)  Install a new gasket to the EGR pipe.
(e)  Temporarily connect the EGR pipe to the air intake chamberwith the 2 bolts.
HINT: Use bolt 20 mm (0.79 in.) in length.
(f)  Temporarily install the air