TOHATSU BFT250A Service Manual page 630

SYSTEM WIRING DIAGRAM
22-6
No.4 (30A)
No.8 (10A)
AIR VENT STRAINER
FUEL STRAINER
(High pressure side)
No.5 (10A)
FUEL PUMP
(High pressure side)
VAPOR SEPARATOR
To STARTER MOTOR
IAB IG3
CONTROL
SOLENOID
VALVE
VACUUM TANK
PRESSURE
REGLATOR
CHECK
VALVE
FUEL INJECTOR
IAB
CONTROL
DIAPHRAGM
WATER LEVEL
SENSOR
A
FUEL PUMP
(Low pressure
side)
IG3
FUEL STRAINER
(Low pressure
side)
FUEL TANK
HO2S
EMT SENSOR 1
EMT SENSOR 2
KNOCK SENSOR
EOP SWITCH (HIGH)
EOP SWITCH (LOW)
EBT SENSOR
FUSE/RELAY JUNCTION BOX
IG1 IG2 IG3
No.11 (15A)
COMBINATION
SWITCH
No.9 (15A)
OFF IG5 MAIN RELAY
IG4 No.10 (10A)
LOAD
ST
FUEL PUMP RELAY
BATTERY
STATER
RELAY
IG5
NEUTRAL
SWITCH
TRIM
METER
MAP
SENSOR
IAC VALVE
TP SENSOR
IAT SENSOR
To CYLINDER HEAD COVER A
SILENCER CASE
NMEA2000
IG1
ECM
IGP1 PG1
IGP2 PG2
FLR1
LG1
FLR2
IGNITOR To SPARK
LG2 To SPARK UNIT
IGNITOR PLUG
PLUG
UNIT
IGN PULSE1
IGN PULSE2
IGNITOR To SPARK
IGN PULSE3 To SPARK UNIT
IGNITOR PLUG
IGN PULSE4 PLUG
UNIT
NTSW IGN PULSE5
TRMA IGN PULSE6
IGNITOR To SPARK
VCC3
To SPARK UNIT
IGNITOR PLUG
PLUG
UNIT
INJ1
INJ2 CRKP
CKP SENSOR
INJ3 CRKM
INJ4 TDC1P
TDC SENSOR 1
INJ5 TDC1M
INJ6
TDC2P IG3
TDC SENSOR 2
TDC2M MIL
WARN-L
SVS
ACGLP ALTERNATOR
INDICATOR LIGHT
ACGL
EACVP
IG4
ALTERNATOR
EACVM
ACGF
IG
IC REGULATOR
VTS
SG1
PB
VCC1
THL
VCC2
VTEC SPOOL VALVE
SG2 OIL PRESSURE
IG5
OVERHEAT INDICATOR
LIGHT
OHL
OPL
OIL INDICATOR LIGHT
WARNING BUZZER
BUZZ
TACHOMETER
TACHO
FUEL CONSUMPTION
METER
NET H
NET L FUP
NET S
NET C
NET SHIELD
EMERGENCY
EMS1 STOP SWITCH
IG3
EMS2
TA
KS
SCS
DLC
K-LINE
O2HT
O2
OPSH
OPSL
FDD
TE
TOH1
TOH2