CONTROL UNIT



ENGINE-ECU


The engine-ECU structure is basically the same as the one mounted on the 4B1 engine. The following content is changed.


ENGINE-ECU CONNECTOR INPUT/OUTPUT PIN ARRANGEMENT




Terminal No.
Terminal code
Terminal name
Terminal No.
Terminal code
Terminal name
1
OCVI
Oil feeder control valve
2
INJ1
No. 1 injector
3
INJ2
No. 2 injector
4
CIL1
No. 1 ignition coil
5
CIL2
No. 2 ignition coil
8
SGT
Crank angle sensor
9
5V
Sensor supplied voltage
10
TPSM
Throttle position sensor (main)
11
TPSS
Throttle position sensor (sub)
12
TPS5
Power supply voltage applied to throttle position sensor
13
TPSE
Throttle position sensor earth
14
CPI
Camshaft position sensor
15
ETV+
Throttle valve control servo (+)
16
ETV-
Throttle valve control servo (-)
18
INJ3
No. 3 injector
19
INJ4
No. 4 injector
20
CIL3
No. 3 ignition coil
21
CIL4
No. 4 ignition coil
24
SGTE
Crank angle sensor earth
25
K/S
Detonation sensor (+)
26
WTS
Engine coolant temperature sensor
27
WTSE
Engine coolant temperature sensor earth
30
CPIE
Camshaft position sensor earth
31
EGRA
Exhaust gas recirculation valve (A)
32
EGRB
Exhaust gas recirculation valve (B)
34
LHFL
Linear air-fuel ratio sensor heater
35
OHRL
Oxygen sensor (rear) heater
36
OPSW
Oil pressure switch
37
PURG
Purge control solenoid valve
40
O2RL
Oxygen sensor (rear)
41
ORLE
Oxygen sensor (rear) offset voltage
42
K/SE
Detonation sensor (-)
44
MAP5
Power supply voltage applied to manifold absolute pressure sensor
45
MAP
Manifold absolute pressure sensor
46
MAPE
Manifold absolute pressure sensor earth
47
EGRC
Exhaust gas recirculation valve (C)
48
EGRD
Exhaust gas recirculation valve (D)
50
LSFL
Linear air-fuel ratio sensor VS+
51
LEFF
Linear air-fuel ratio sensor earth
56
LPFL
linear air-fuel ratio sensor IP+
57
LRL
Resistance of linear air-fuel ratio sensor correction
71
RSG
Throttle valve control servo earth
72
RSB
Power supply voltage applied to throttle valve control servo
73
C/R
Engine control relay
81
GNDB
Engine-ECU earth
82
BAT1
Power source
83
RSH
Throttle valve control servo earth
84
C/RL
Throttle valve control servo relay
87
AFS
Air flow sensor
88
AFSE
Air flow sensor earth
89
ATS
Intake air temperature sensor
90
CANH
CAN interface (high)
91
CANL
CAN interface (low)
92
IGN
Ignition switch-IG
93
GNDE
Engine-ECU earth
96
FP/R
Fuel pump relay
97
AFS5
Air flow sensor reference voltage
103
FMB
Flash EP-ROM data rewriting power source
104
BACK
Backup power source