
DI-425
DIAGNOSTICS - ENGINE (2UZ-FE)
DIDQU-01
SYSTEM DIAGRAM
ECM
IG SW Combination Meter
IGSW W
MIL
To Battery STSW
ST Relay OC1+ VVT OCV
PNP SW
(Bank 1)
NSW OC1-
STA OC2+ VVT OCV
(Bank 2)
OC2-
To Battery To Starter
Knock Sensor
EFI No.1 KNK1
To Battery BATT (Bank 1)
EKNK
EFI No.1 Relay
MREL Knock Sensor
KNK2
(Bank 2)
EKN2
To VC
G2+
Terminal
ETCS
To Battery +BM G2- Camshaft Position
Sensor
+B
Acclererator Pedal +B2 Crankshaft
NE+
Position Sensor Position Sensor
NE-
VCPA
VVT Sensor
VPA VV1+ (Bank 1)
VV1-
EPA
VVT Sensor
VCP2 VV2+ (Bank 2)
VPA2 VV2-
EPA2
B17429
DI-426
DIAGNOSTICS - ENGINE (2UZ-FE)
To A/F Relay To IG SW
A/F Sensor HA1A
(Bank 1 Sensor 1) A1A+ Fuel Injector #1
#10
A1A-
Fuel Injector #2
HA2A #20
A/F Sensor
(Bank 2 Sensor 1) A2A+ Fuel Injector #3
#30
To EFI Relay
A2A-
Fuel Injector #4
#40
HO2 Sensor HT1B
(Bank 1 Sensor 2) OX1B Fuel Injector #5
#50
#60 Fuel Injector #6
HO2 Sensor HT2B
(Bank 2 Sensor 2)
OX2B Fuel Injector #7
#70
E2
#80 Fuel Injector #8
VSV (EVAP)
PRG
IGT1 Ignition Coil and
VSV (ACIS)
ACIS Igniter No.1
VSV (AI Control)
AIV1 IGT2 Ignition Coil and
VSV (AI Control) Igniter No.2
AIV2
IGT3 Ignition Coil and
THA Igniter No.3
Mass Air Flow E2G
To EFI No.2 Meter VG IGT4 Ignition Coil and
Fuse Igniter No.4
E2
IGT5 Ignition Coil and
Igniter No.5
ECT Sensor
THW
IGT6 Ignition Coil and
Igniter No.6
IGT7 Ignition Coil and
PPMP
Igniter No.7
To VC Pump Modul
Terminal
IGT8 Ignition Coil and
VPMP
IGF1 Igniter No.8
MPMP
IGF2
cmc0051
DI-427
DIAGNOSTICS - ENGINE (2UZ-FE)
To Battery To EFI Relay
ACC Cut Relay
AI Driver
ACCR To Battery
AIDI
To IG SW
AIPP
To ACC Fuse
AIRV
Air Pump Stop Light SW
ASV STI- To IGN Fuse
STP To Battery
AIP
Pressure
To E2 Sensor
E01
Terminal
E02
Throttle Body GE01
E04
M+ E05
M- E1
VTA1
E03
VC
ME01
VTA2
To E2
Terminal EC
C/OPN Relay
DLC3
EOM
To Battery FC
TC TC
To EFI
Relay CANL CANL
CANH CANH
Fuel Pump Relay
FPR
Fuel Pump Resister
IMI
Transponder Key
Computer
IMO
Fuel Pump
cmc0053