Lexus SC300 / Lexus SC400. Manual - part 998
44
POWER SOURCE (Current Flow Chart)
The chart below shows the route by which current flows from the battery to each electrical source
(Fusible Link, Circuit Breaker, Fuse, etc.) and other parts.
The next page and following pages show the parts to which each electrical source outputs current.
Taillight
Relay (Point Side)
30A AM2
60A MAIN
50A DEFOG
60A HEATER
7.5 TRAC
40A IG SW
120A ALT
Starter Relay
(Point Side)
Headlight Relay
(Point Side)
30A EFI
15A TEL
10A DOME
20A RADIO No. 1
25A HAZ–HORN
Theft Deterrent and
Door Lock ECU
15A HEAD RH
(USA)
15A HEAD LH
(USA)
Dimmer Relay
(Coil Side)
Starter
15A STOP
Ignition SW
(AM1)
30A DOOR
15A TAIL
Alternator
ABS Motor Relay
(Point Side)
Defogger
Relay
Starter
ABS
Actuator
10A MIR–HTR
15A ECU–B
7.5A PANEL
7.5 IGN
Engine ECU
Traction Brake
Actuator
30A INJ
60A ABS No.1
Traction Brake
Main Relay
(Point Side)
ABS
Actuator Relay
30A POWER
Integration
Relay
100A AM1
Seat Heater
Relay (Point Side)
7.5 ALT SENCING
30A ABS No.2
Headlight Relay
(Coil Side)
Traction Motor
Relay (Point Side)
Traction Pump
and Motor
Dimmer Relay
(Point Side)
Ignition SW
(AM2)
Taillight
Relay (Coil Side)
15A HEAD (LH–LWR)
(CANADA)
15A HEAD (RH–LWR)
(CANADA)
Engine and
ECT ECU
15A HEAD (LH–UPR)
(CANADA)
15A HEAD (RH–UPR)
(CANADA)
ABS and
Traction ECU
Battery
[LOCATION]
(1)
: J/B No. 1 (See page
)
(2)
)
(3)
: R/B No. 4 (See page