Esp® Warning Lamp Comes On Steady - Suzuki Swift Sport 2004 Service & Repair Manual

4F-22 Electronic Stability Program:
Troubleshooting
Step
1 Check warning lamp
1) Turn ignition switch to ON position.
Do other warning lamps come ON?
2 Check fuse
Is Circuit fuse for combination meter in good condition?
3 Check combination meter power supply circuit
1) Remove combination meter with ignition switch turned
OFF.
2) Check for proper connection to combination meter
connector terminal at "G28-31" and "G28-16".
3) If OK, turn ON ignition switch and measure voltage
between connector terminal "G28-31" and vehicle body
ground.
Is it 10 – 14 V?
4 Check combination meter ground circuit
1) Measure resistance between connector terminal "G28-
16" and vehicle body ground.
Is resistance less than 2
ESP® Warning Lamp Comes ON Steady
Wiring Diagram
Refer to "Wiring Diagram" under "ESP® Warning Lamp Does Not Come ON at Ignition Switch ON".
Circuit Description
Refer to "Circuit Description" under "ESP® Warning Lamp Does Not Come ON at Ignition Switch ON".
Troubleshooting
Step
1 DTC Check for ESP®
1) Perform diagnostic trouble code check.
Is there any DTC(s)?
2 Check fuse
Are main fuses for good condition?
3 Check ESP® control module power supply circuit
1) Turn ignition switch to OFF.
2) Disconnect ESP® control module connector.
3) Check for proper connection to ESP® control module
connector at terminals "E85-35", "E85-16" and "E85-47".
4) If OK, then turn ignition switch to ON position and
measure voltage between terminal "E85-35" and vehicle
body ground.
Is it 10 – 14 V?
Action
Ω
?
Action
Yes
Substitute a known-
good combination meter
and recheck. If ESP®
warning lamp remains
OFF, substitute a
known-good ESP®
hydraulic unit / control
module assembly and
recheck.
Go to Step 3.
Go to Step 4.
Replace combination
meter.
Yes
Go to applicable DTC
diag. flow.
Go to Step 3.
Go to Step 4.
No
Go to Step 2.
Replace fuse and check
for short circuit to
ground.
Repair power supply
circuit for combination
meter.
"BLK/ORN" circuit open
or high resistance.
S7RS0B4604009
No
Go to Step 2.
Replace fuse and check
circuit for short to
ground.
"GRN/ORN" circuit
open.