Suzuki 2006 SX4, Service Manual

Page: 561 / 1478

ABS: 4E-13
Troubleshooting
ABS Warning Light Comes ON Steady
S6RW0C4504009
Wiring Diagram
Refer to “Warning Diagram” under “ABS Warning Light Does Not Come ON at Ignition Switch ON”.
Circuit Description
Refer to “Circuit Description” under “ABS Warning Light Does Not Come ON at Ignition Switch ON”.
Troubleshooting
Step Action Yes No
1 Warning light check
1) Turn ignition switch to ON position.
Do other warning lights come ON?
Substitute a known-
good combination meter
and recheck. If warning
light remains OFF,
substitute a known-
good ABS hydraulic unit
/ control module
assembly and recheck. Go to Step 2.
2 Fuse check
Is circuit fuse for combination meter in good condition?
Go to Step 3. Replace fuse and check
for short circuit to
ground.
3 Combination meter power source circuit check
1) Remove combination meter with ignition switch turned
OFF.
2) Check for proper connection to “RED/BLK” and “BLK”
wire of combination meter connector.
3) If OK then turn ON ignition switch and measure voltage
at “RED/BLK” wire of combination meter connector and
vehicle body ground.
Is it 10 - 14 V?
Go to Step 4. Repair power source
circuit for combination
meter.
4 Combination meter ground circuit check
1) Measure resistance between “BLK” wire of combination
meter connector and vehicle body ground.
Is resistance less than 2
Ω
?
Substitute a known-
good combination meter
and recheck. “BLK” circuit open or
high resistance.
Step Action Yes No
1 DTC check
1) Perform diagnostic trouble code check.
Is there any DTC(s)?
Go to Step 7 of “ABS
Check”. Go to Step 2.
2 ABS hydraulic unit / control module assembly power
and ground circuit check
1) Check that ABS hydraulic unit / control module assembly
power supply circuit and ground circuit is in good
condition referring to “ABS Hydraulic Unit / Control
Module Assembly Power and Ground Circuit Check”.
Are check results OK?
Go to Step 3. Repair ABS hydraulic
unit / control module
assembly power or
ground circuit.