Page 504 of 800
IGNITION SYSTEM
CIRCUIT DIAGRAMS90-40
IGNITION SYSTEM <4G1-A/T (LHD)>
M1901000603087
IGNITION 
SWITCH (IG1)
IGNITION 
COIL (1)IGNITION 
COIL (2)
SPARK PLUG
ENGINE-
A/T-ECU
ENGINE SPEED 
DETECTION 
CONNECTOR
INPUT SIGNAL
·ATMOSPHERIC
 PRESSURE SENSOR
·CAMSHAFT
 POSITION SENSOR·FUEL PRESSURE SENSOR
·IGNITION SWITCH (ST)
·INTAKE AIR
 TEMPERATURE
 SENSOR ·INHIBITOR SWITCH
·ENGINE CRANK
 ANGLE SENSOR·WATER TEMPERATURE
 SENSOR UNIT ·ENGINE CONTROL
 DETONATION SENSOR
·ENGINE CONTROL
 OXYGEN SENSOR·THROTTLE BODY
 THROTTLE SENSOR 
         
        
        
     
        
        Page 505 of 800
IGNITION SYSTEM
CIRCUIT DIAGRAMS90-41
IGNITION SYSTEM <4G1-A/T (RHD)>
M1901000603098
IGNITION 
SWITCH (IG1)
IGNITION 
COIL (1)IGNITION 
COIL (2)
SPARK PLUG
ENGINE-
A/T-ECU
ENGINE SPEED 
DETECTION 
CONNECTOR
INPUT SIGNAL
·ATMOSPHERIC
 PRESSURE SENSOR
·CAMSHAFT
 POSITION SENSOR·FUEL PRESSURE SENSOR
·IGNITION SWITCH (ST)
·INTAKE AIR
 TEMPERATURE
 SENSOR
BATTERY
IGNITION 
COIL RELAYRELAY 
BOX
·ENGINE
 CONTROL
 SYSTEM
·IMMOBILIZER
 SYSTEM
·INHIBITOR SWITCH
·ENGINE CRANK
 ANGLE SENSOR·WATER TEMPERATURE
 SENSOR UNIT ·ENGINE CONTROL
 DETONATION SENSOR
·ENGINE CONTROL
 OXYGEN SENSOR·THROTTLE BODY
 THROTTLE SENSOR 
         
        
        
     
        
        Page 506 of 800
IGNITION SYSTEM
CIRCUIT DIAGRAMS90-42
IGNITION SYSTEM <4G6-M/T (LHD)>
M1901000603106
IGNITION 
SWITCH (IG1)
IGNITION 
COIL (1)IGNITION 
COIL (2)
SPARK PLUG
ENGINE-ECU
ENGINE SPEED 
DETECTION 
CONNECTOR
INPUT SIGNAL
CAPACITOR
·ATMOSPHERIC
 PRESSURE SENSOR
·CAMSHAFT
 POSITION SENSOR
·ENGINE CRANK
 ANGLE SENSOR·WATER TEMPERATURE
 SENSOR UNIT ·ENGINE CONTROL
 DETONATION SENSOR·FUEL PRESSURE SENSOR
·IGNITION SWITCH (ST)
·INTAKE AIR
 TEMPERATURE
 SENSOR
·ENGINE CONTROL
 OXYGEN SENSOR
·VEHICLE SPEED SENSOR ·THROTTLE BODY
 THROTTLE SENSOR 
         
        
        
     
        
        Page 507 of 800
IGNITION SYSTEM
CIRCUIT DIAGRAMS90-43
IGNITION SYSTEM <4G6-M/T (RHD)>
M1901000603117
IGNITION 
SWITCH (IG1)
IGNITION 
COIL (1)IGNITION 
COIL (2)
SPARK PLUG
ENGINE-ECU
ENGINE SPEED 
DETECTION 
CONNECTOR
INPUT SIGNAL
·ATMOSPHERIC
 PRESSURE SENSOR
·CAMSHAFT
 POSITION SENSOR
·ENGINE CRANK
 ANGLE SENSOR·WATER TEMPERATURE
 SENSOR UNIT ·ENGINE CONTROL
 DETONATION SENSOR·FUEL PRESSURE SENSOR
·IGNITION SWITCH (ST)
·INTAKE AIR TEMPERATURE
 SENSOR
·ENGINE CONTROL
 OXYGEN SENSOR
·VEHICLE SPEED SENSOR ·THROTTLE BODY
 THROTTLE
 SENSOR
BATTERY
IGNITION 
COIL RELAYRELAY 
BOX
·ENGINE
 CONTROL
 SYSTEM
·IMMOBILIZER
 SYSTEM
CAPACITOR 
         
        
        
     
        
        Page 508 of 800
IGNITION SYSTEM
CIRCUIT DIAGRAMS90-44
IGNITION SYSTEM <4G6-A/T (LHD)>
M1901000603128
IGNITION 
SWITCH (IG1)
IGNITION 
COIL (1)IGNITION 
COIL (2)
SPARK PLUG
ENGINE-
A/T-ECU
ENGINE SPEED 
DETECTION 
CONNECTOR
INPUT SIGNAL
CAPACITOR
·ATMOSPHERIC
 PRESSURE SENSOR
·CAMSHAFT
 POSITION SENSOR
·ENGINE CRANK
 ANGLE SENSOR·WATER TEMPERATURE
 SENSOR UNIT ·ENGINE CONTROL
 DETONATION SENSOR·FUEL PRESSURE SENSOR
·IGNITION SWITCH (ST)
·INHIBITOR SWITCH
·INTAKE AIR
 TEMPERATURE
 SENSOR
·ENGINE CONTROL
 OXYGEN SENSOR·THROTTLE BODY
 THROTTLE SENSOR 
         
        
        
     
        
        Page 515 of 800
ENGINE CONTROL SYSTEM
CIRCUIT DIAGRAMS90-51
INLET MANIFOLD 
ABSOLUTE PRESSURE SENSORWATER 
TEMPERA-
TURE 
SENSOR UNITTHROTTLE 
BODY
THROTTLE 
SENSOR EMISSION 
SOLENOID 
VALVE 
(PURGE
 CONTROL
 SYSTEM)EMISSION 
SOLENOID 
VALVE 
(EGR
 SYSTEM)CAMSHAFT 
POSITION 
SENSORENGINE 
CRANK
ANGLE 
SENSOR
OUTPUT GNDPOWER 
SOURCE
INTAKE AIR 
TEMPERATURE 
SENSOR
Wire colour code
B : Black     LG : Light green     G : Green     L : Blue     W : White     Y : Yellow     SB : Sky blue
BR : Brown     O : Orange     GR : Grey     R : Red     P : Pink     V : Violet     PU : Purple 
         
        
        
     
        
        Page 516 of 800
ENGINE CONTROL SYSTEM
CIRCUIT DIAGRAMS90-52
ENGINE CONTROL SYSTEM <4G1-M/T (LHD)> (CONTINUED)
CHARGING 
SYSTEM
·MANUAL AIR
 CONDITIONER ·MANUAL AIR
 CONDITIONER·COOLING
 SYSTEMTHROTTLE 
BODY
IDLE SPEED 
CONTROL
SERVO
ENGINE-ECU
ENGINE CONTROL
DETONATION 
SENSOR
IMMOBILIZER 
SYSTEMIGNITION 
SYSTEM
FRONT 
SIDE·AUTOMATIC AIR
 CONDITIONER ·AUTOMATIC AIR
 CONDITIONER 
         
        
        
     
        
        Page 521 of 800
ENGINE CONTROL SYSTEM
CIRCUIT DIAGRAMS90-57
CAMSHAFT 
POSITION 
SENSOR
OUTPUT
GNDPOWER 
SOURCE
INTAKE AIR 
TEMPERATURE 
SENSOREMISSION 
SOLENOID 
VALVE 
(PURGE
 CONTROL
 SYSTEM)EMISSION 
SOLENOID 
VALVE 
(EGR
 SYSTEM)ENGINE 
CRANK
ANGLE 
SENSOR
INLET MANIFOLD 
ABSOLUTE PRESSURE SENSORWATER 
TEMPERA-
TURE 
SENSOR 
UNITTHROTTLE 
BODY
THROTTLE 
SENSOR
Wire colour code
B : Black     LG : Light green     G : Green     L : Blue     W : White     Y : Yellow     SB : Sky blue
BR : Brown     O : Orange     GR : Grey     R : Red     P : Pink     V : Violet     PU : Purple