90-1
GROUP 90
CIRCUIT DIAGRAMS
CONTENTS
HOW TO READ CIRCUIT DIAGRAMS90-3
JUNCTION BLOCK . . . . . . . . . . . . . .90-9
JOINT CONNECTOR . . . . . . . . . . . . .90-11
CENTRALISED JUNCTION . . . . . . . .90-12
POWER DISTRIBUTION SYSTEM . .90-18
STARTING SYSTEM . . . . . . . . . . . . .90-21
IGNITION SYSTEM . . . . . . . . . . . . . .90-22
CHARGING SYSTEM . . . . . . . . . . . .90-23
MULTIPOINT FUEL INJECTION (MPI)
SYSTEM . . . . . . . . . . . . . . . . . . . . . . .90-24
COOLING SYSTEM . . . . . . . . . . . . . .90-29
INVECS-II 5A/T . . . . . . . . . . . . . . . . .90-30
HEADLAMPS . . . . . . . . . . . . . . . . . . .90-35
TAIL LAMP, POSITION LAMP, AND
LICENCE PLATE LAMP . . . . . . . . . .90-38
FOG LAMPS . . . . . . . . . . . . . . . . . . .90-41FRONT DOME LAMP, REAR DOME LAMP,
TRUNK LAMP AND IGNITION KEY HOLE
ILLUMINATION LAMP . . . . . . . . . . . .90-44
GLOVE BOX LAMP . . . . . . . . . . . . . .90-48
VANITY MIRROR LAMP. . . . . . . . . . .90-49
TURN-SIGNAL LAMP AND HAZARD
WARNING LAMP . . . . . . . . . . . . . . . .90-50
BACKUP LAMP . . . . . . . . . . . . . . . . .90-54
STOPLAMP. . . . . . . . . . . . . . . . . . . . .90-55
HORN . . . . . . . . . . . . . . . . . . . . . . . . .90-56
METER AND GAUGE . . . . . . . . . . . . .90-57
BRAKE WARNING LAMP, OIL
PRESSURE WARNING LAMP, FUEL
WARNING LAMP . . . . . . . . . . . . . . . .90-60
POWER WINDOWS . . . . . . . . . . . . . .90-62
CENTRAL DOOR LOCKING
SYSTEM . . . . . . . . . . . . . . . . . . . . . . .90-64
Continued on next page
CENTRALISED JUNCTION
CIRCUIT DIAGRAMS90-13
19 Front-ECU (Field
effect transistor for
headlamp: Low)Fuse 10 Red Headlamp (LH) and headlamp (Low:
LH)
20 Front-ECU (Taillamp
relay)7.5 Brown A/C-ECU, A/T selector lever position
illumination lamp, combination meter,
fog lamp switch, headlamp (RH),
glove box lamp, hazard warning lamp
switch, multi-center display unit,
radio, CD player, rear combination
lamp (RH), rheostat and TCL switch
21 7.5 Brown Headlamp (LH), license plate lamp
and rear combination lamp (LH)
22 Battery/Alternator
(Fusible link No.27)15 Blue A/C-ECU, column switch,
combination meter, ETACS-ECU,
front-ECU, key reminder switch, multi-
center display unit, radio, CD player,
and vanity mirror lamp
23 Ignition switch (ACC) 10 Red A/C-ECU, accessory socket relay,
ETACS-ECU, multi-center display
unit, radio, CD player.
24 Battery/Alternator
(Fusible link No.27)15 Blue Fuel pump module
25 Ignition switch (ACC) 30 Green Front-ECU and windshield wiper
motor
26 Battery/Alternator
(Fusible link No.27)Fusible
link20 Light blue Anti-lock braking system(solenoid
valve)
27
Alternator120
Battery, front-ECU, fusible link Nos.1,
2, 3, 4, 5 and 26 and fuse Nos.6, 7, 8,
9, 10, 11, 13, 14, 15, 22 and 24 (in
relay box) NO. POWER SUPPLY
CIRCUITNAME RATED
CAPACITY (A)HOUSING
COLOURLOAD CIRCUIT
FRONT DOME LAMP, REAR DOME LAMP, TRUNK LAMP AND IGNITION KEY HOLE ILLUMINATION LAMP
CIRCUIT DIAGRAMS90-44
FRONT DOME LAMP, REAR DOME LAMP, TRUNK LAMP
AND IGNITION KEY HOLE ILLUMINATION LAMP
M1901002100313
FRONT DOME LAMP, REAR DOME LAMP, TRUNK LAMP AND IGNITION KEY HOLE ILLUMINATION LAMP
CIRCUIT DIAGRAMS90-46
FRONT DOME LAMP, REAR DOME LAMP, TRUNK LAMP AND IGNITION KEY HOLE ILLUMINATION
LAMP (CONTINUED)