Suzuki Liana RH413 Service Manual page 520

4E-18 ABS:
ABS Warning Lamp Flashes Continuously while Ignition Switch Is ON
Wiring Diagram
[A]: ABS hydraulic unit / control module connector E15
1. Battery
2. Main fuse box
3. Ignition switch
4. Circuit fuse box
Circuit Description
When diagnosis switch terminal is shorted or connected to the ground with ignition switch ON, diagnosis trouble code
(DTC) is indicated by flashing of ABS warning lamp only in the following cases.
• Normal DTC 12 is indicated if no malfunction DTC is detected in the ABS.
• A history malfunction DTC is indicated by flashing of the lamp if a current malfunction DTC is not detected at that
point although a history malfunction DTC is stored in memory.
Troubleshooting
Step
1 Is diagnosis switch terminal connected to ground via service
wire?
2 1) Ignition switch ON.
2) Measure voltage between diagnosis switch terminal and
ground.
Is it 10 – 14 V?
3 1) Ignition switch ON.
Does flashing of ABS warning lamp indicate DTC?
5. Combination meter
6. ABS warning lamp
7. Lamp driver module
8. ABS hydraulic unit / control module assembly
9. Monitor connector
Action
9-1. Diagnosis switch terminal
9-2. Diagnosis ground terminal
10. "ABS" fuse (10A)
11. "ABS" fuse (60A)
Yes
Go to Step 3.
Substitute a known-
good ABS hydraulic unit
/ control module
assembly and recheck.
Go to Step 7 of "ABS
Check".
S3RH0A4504010
I3RH0A450005-01
No
Go to Step 2.
"PNK" wire circuit
shorted to ground.
Substitute a known-
good ABS hydraulic unit
/ control module
assembly and recheck.