ES–6 1NZ-FE ENGINE CONTROL SYSTEM – SFI SYSTEM

SYSTEM DIAGRAM

Ignition Switch

STSW

ECM

Stop Light Switch

IG2
ST1-
ES STOP
STP
To Battery
IGSW
IGN
To ACC Relay ACCR

STAR Stop Light

Park/Neutral Position Switch (*1)

Clutch Start Switch (*2)

ST IGT1 Ignition Coil No. 1

STA
To Starter

IGT2 Ignition Coil No. 2

AM2 ST

+BM
ETCS
MAIN EFI
IGT3 Ignition Coil No. 3
BATT
Battery +B

+B2
MREL IGT4 Ignition Coil No. 4
EFI IGF1

IGN C/OPN
FC
*1: A/T

M *2: M/T
Fuel Pump
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 1NZ-FE ENGINE CONTROL SYSTEM – SFI SYSTEM ES–7

Purge VSV
ECM

PRG
#10
Air-Fuel Ratio Sensor Injector No. 1

HA1A
A1A+ #20
A1A- Injector No. 2

Heated Oxygen Sensor ES

#30
HT1B
OX1B Injector No. 3
EX1B

#40

VG Injector No. 4

E2G
Throttle Position Sensor
THA
ETHA
Mass Air Flow Meter VTA1
EFI2
IC

IC
VTA2
VPMP
VCTA
Vent Valve
ETA

Canister
Pressure VCPP
Sensor
PPMP
M+
EPPM
M-
GE01
Throttle Actuator
M MPMP
Leak Detection Pump Generator
ALT

Canister Pump Module

KNK1 Combination
W
Meter
EKNK
SPD
Knock Sensor
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 ES–8 1NZ-FE ENGINE CONTROL SYSTEM – SFI SYSTEM

Accelerator Pedal Position Sensor

ECM

VCPA TACH
IC VPA
TC DLC3
EPA
VCP2 CANH

IC VPA2 CANL
EPA2

Crankshaft Position Sensor

ES To CAN BUS
NE+

NE-

RDI ECU-IG
Camshaft Position Sensor

FAN No. 1

G2+
FAN
Engine Coolant Temperature Sensor
M Cooling Fan Motor

THW
ETHW FAN No. 2
ID/UP/MIR HTR
To DEF Relay ELS3 FAN2
Fan Resistor

Defogger

ELS
TAIL
Camshaft Timing Oil
Control Valve
Tail Light

E1 OC1+
ME01 OC1-
E01
E03
E04
IMI Immobiliser
EC Code ECU
IMO

E02 E0M

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