Abs Warning Light Comes On Steady - Suzuki SX4 Service Manual

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4E-15 ABS:
Step
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?
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

ABS Warning Light Comes ON Steady

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
1
DTC check
1) Perform diagnostic trouble code check.
Is there any DTC(s)?
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?
3
CAN communication line circuit check
1) Turn ignition switch to OFF position.
2) Disconnect connectors of all control modules
communicating by means of CAN.
3) Check for proper connection to CAN communication line
wire.
4) If OK then check CAN communication line circuit
between control modules for open, short and high
resistance.
Is each CAN communication line circuit in good condition?
Action
?
Action
Yes
Go to Step 4.
Substitute a known-
good combination meter
and recheck.
Yes
Go to Step 7 of "ABS
Check".
Go to Step 3.
Substitute a known-
good combination meter
and recheck. If warning
light remains ON,
substitute a known-
good ABS hydraulic unit
/ control module
assembly and recheck.
No
Repair power source
circuit for combination
meter.
"BLK" circuit open or
high resistance.
S7RW0A4504009
No
Go to Step 2.
Repair ABS hydraulic
unit / control module
assembly power or
ground circuit.
Repair circuit and
recheck.

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