Diagnostic Information And Procedure; Ecm Power And Ground Circuit Check - Suzuki DF70A Service Manual

1A-20 Engine General Information and Diagnosis:

ECM Power and Ground Circuit Check

Wiring Diagram
1. Starter motor
2. Main battery cable
Circuit Description
When the ignition switch is turned "ON", the main relay turns "ON" (the contact point closes) and the main power is
supplied to the ECM.

Diagnostic Information and Procedure

2
R
4 3
W
7
6
8
W
BATT
Gr
IG
B
GND
3. 40 amp. fuse
4. 30 amp. fuse
1
5
Gr
B/Bl
B/G
R/B
Gr
B
5. ECM main relay
6. 15 amp. fuse
Z9J0111104001
12
36
ECM
15
35
I9J011110018-03
7. Sub-battery cable
8. Battery