1991 LEXUS SC400 Service Repair Manual

Page 2105 of 4087

LEXUS SC400 1991  Service Repair Manual 
6.  INSTALL VSV FOR EVAP SYSTEMInstall the VSV with the two bolts.
7.  INSTALL LH NO.3 TIMING BELT COVER (a)  Install the three gaskets to the timing belt cover.
(b)  Install the cord grommet to the

Page 2106 of 4087

LEXUS SC400 1991  Service Repair Manual 
(b)  Push the front side of the high±tension cord cover, andconnect the front side claw groove of the upper
high±tension cord cover to the claw of the lower
high±tension  cord cover.
(c)  Install

Page 2107 of 4087

LEXUS SC400 1991  Service Repair Manual 
SERVICE SPECIFICATIONS
SERVICE DATA
IgnitionT/M in N range105 BTDC @ idle
timing[Check connector terminals TE1 and E1 con-
nect]
Spark plugTypeNDPK16R11
NGK BKR5EP11
GAPSTD 1.1 mm0.043 in.
Limit 1.3

Page 2108 of 4087

LEXUS SC400 1991  Service Repair Manual 
IGNITION COILS
COMPONENTS FOR REMOVAL AND
INSTALLATION
IG±20±
 IGNITION SYSTEM Ignition Coils 
WhereEverybodyKnowsYourName

Page 2109 of 4087

LEXUS SC400 1991  Service Repair Manual 
REMOVAL OF RH IGNITION COIL
(See Components on page IG±20)
1.  REMOVE RH ENGINE WIRE COVER (See steps 1, 3 and 4 on pages  IG±11 and 12)
2.  DISCONNECT HIGH±TENSION CORD (See step 9 on pages  IG±

Page 2110 of 4087

LEXUS SC400 1991  Service Repair Manual 
INSTALLATION OF RH IGNITION COIL
(See Components on page IG±20)
1.  INSTALL IGNITION COIL (a)  Install the ignition coil with the three bolts.
(b)  Install the cam position sensor connector to the i

Page 2111 of 4087

LEXUS SC400 1991  Service Repair Manual 
DISTRIBUTOR
COMPONENTS FOR REMOVAL AND
INSTALLATION
±
 IGNITION SYSTEM DistributorIG±23 
WhereEverybodyKnowsYourName

Page 2112 of 4087

LEXUS SC400 1991  Service Repair Manual 
REMOVAL OF DISTRIBUTOR
(See Components on page IG±23)
1.  DRAIN ENGINE COOLANT (See page  CO±6)
2.  DISCONNECT RADIATOR HOSE FROM WATER INLET
3.  REMOVE NO.3 TIMING BELT COVERS
(See steps 1 to 8 on