Suzuki DF70A Service Manual page 93

Wire
Terminal
color
16 Bl/R Emergency stop switch
17 —
18 —
19 —
20 Lg/W Cylinder temp. sensor
21 P/Bl Shift position sensor
22 P PTT switch DOWN
23 Lbl PTT switch UP
24 B Ground for ECM
25 B/W Ground for sensor
26 —
27 Lg/W PTT relay UP
28 —
29 —
30 —
31 V/W Ex-manifold temp. sensor
32 W MAP sensor
33 R Power source #1 for sensor
34 —
35 R/B Ground for ECM main relay
36 B/Bl Ignition switch
37 —
38 Y PC communication line (B)
39 —
40 Y/Bl CMP sensor
41 Gr/Y No.3 Ignition coil (–)
42 O No.1 Ignition coil (–)
43 W/Y Trim gauge
44 Bl/W Buzzer
45 O/B No.1 Fuel injector (–)
46 —
47 R/W No.3 Fuel injector (–)
48 W/Bl IAC valve #4
49 Y/G Neutral switch
50 R/B CKP sensor
51 B Ground for ECM power
52 —
53 Lg/R No.4 Ignition coil (–)
54 Bl No.2 Ignition coil (–)
55 P/W REV-LIMIT lamp
56 Y/B Tachometer
57 G/Y TEMP lamp
58 R/G IAC valve #3
59 Lg No.4 Fuel injector (–)
60 W/B IAC valve #1
61 —
62 O/Y PC communication line (A)
63 B Ground for power
Circuit Standard Voltage
—
—
—
0.14 – 4.75 V
Approx. 2.5 V
Approx. 3.7 V
Approx. 1.2 V
Approx. 12 V
Approx. 12 V
—
Approx. 12 V
—
—
—
0.14 – 4.75 V
0.79 – 4.2 V
—
Approx. 12 V
Approx. 0.5 V
Approx. 12 V
—
—
Approx. 0.3 V or 5 V
Approx. 12 V
—
Approx. 12 V
Approx. 12 V or 0 V
Approx. 12 V
—
Approx. 12 V or 0 V
Approx. 12 V
Approx. 12 V or 0 V
—
Engine General Information and Diagnosis:
Approx. 5 V Ignition switch ON, Stop switch plate IN.
Approx. 0 V Ignition switch ON, Stop switch plate OUT.
—
—
—
Ignition switch ON.
Ignition switch ON, shift in Neutral.
Ignition switch ON, shift in Forward.
Ignition switch ON, shift in Reverse.
Ignition switch ON, PTT DN switch ON.
Approx. 0 V Ignition switch ON, PTT DN switch OFF.
Ignition switch ON, PTT UP switch ON.
Approx. 0 V Ignition switch ON, PTT UP switch OFF.
—
—
—
Approx. 0 V PTT switch UP free.
PTT switch UP Push.
—
—
—
Ignition switch ON.
Ignition switch ON.
Approx. 5 V Ignition switch ON.
—
Ignition switch OFF.
• Ignition switch ON.
• Engine cranking.
Ignition switch ON.
—
—
—
Ignition switch ON.
Approx. 0 V Ignition switch ON.
Approx. 0 V Ignition switch ON.
—
—
Ignition switch ON.
—
Ignition switch ON.
Ignition switch ON.
Ignition switch ON, Shift into Neutral.
Ignition switch ON, Shift into Forward or
Approx. 0 V
Reverse.
—
—
—
Approx. 0 V Ignition switch ON.
Approx. 0 V Ignition switch ON.
—
—
—
Ignition switch ON.
Ignition switch ON.
Ignition switch ON.
—
—
—
Condition / Remarks
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1A-41