Toyota T100 1996 Service Manual page 448

DI−184
WIRING DIAGRAM
8
W−R W−R
IA3
2
R/B No.2
4
3
2
Battery
Reference INSPECTION USING OSCILLOSCOPE
INJECTOR SIGNAL WAVEFORM
With the engine idling, measure between terminals #10 − #60 and E01 of ECM.
HINT:
The correct waveform is as shown.
10 V
/Division
GND
100 msec./Division (Idling)
FI6588 FI6538
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
B−R 2
8
B−R 2
IG
Switch
B−R 2
7
14
B−R B−R
IE1
B−R 2
B−R 2
B−R 2
EB
− ENGINE (5VZ−FE)
Injector 12 10
1 W−R
E7 E7
No.1
11
1
W
E7 E7
No.2
25
1
W−G
E7 E7
No.3
10
1
Y−R
E7 E7
No.4
9
1 W−L
E7 E7
No.5
8
Y−B
1
E7 E7
No.6
13 34
BR
E7 E7
26 33
BR
E7 E7
(M/T)(A/T)
(Magnification)
10 V
/Division
GND
1 msec./Division (Idling)
Injection duration
ECM
#10
9
#20
8
#30
7
#40
6
#50
5
#60
E01
E02
S00901
A00064