Suzuki AN400 Supplementary Service Manual page 60

4E-18 ABS:
Step
5 1) Connect the combination meter coupler.
2) Turn the ignition switch ON with the ABS control unit
coupler disconnected, measure the voltage between
"21" (Br) and "24" (B/W) at the coupler.
Special tool
(A): 09900–25008 (Multi circuit tester set)
Tester knob indication
Voltage ( )
Normal value ("21" – "24")
8.0 V and more
ABS control unit coupler (Harness side)
18
10
2
Is the voltage between "21" and "24" normal?
6 1) Turn the ignition switch OFF.
2) Check for continuity between "24" (B/W) at the coupler
and body ground, also "25" (B/W) at the coupler and
body ground.
Special tool
(A): 09900–25008 (Multi circuit tester set)
Tester knob indication
Continuity (
ABS control unit coupler (Harness side)
18
10
2
Are there continuity between "24", "25" and body ground?
Action
(A)
( )
( )
21
24
16
12 13
8
3
4
)
(A)
21
24
16
12 13
8
3
4
Go to Step 6.
25
9
I718H1450037-02
Replace the ABS
control unit/HU.
25
9
I905H1450019-01
Yes
• Inspect the wire
harness. (Faulty
indicator light wire)
• Signal fuse or
indicator light is
blown.
Inspect the wire
harness. (Faulty ground
wire)
No