Esp® Warning Light Does Not Come On At Ignition Switch - Suzuki SX4 Service Manual

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ESP® Warning Light Does Not Come ON at Ignition Switch ON
Wiring Diagram
3
WHT
GRN
2
RED/BLK
1
G241-31
[A]: ESP® control module connector (viewed from terminal side)
[B]: BCM connector (viewed from harness side)
[C]: Combination meter connector (viewed from harness side)
1. Battery
2. Main fuse box
Circuit Description
Operation (ON/OFF) of ESP® warning light is controlled by ESP® control module through light driver module in
combination meter.
If ESP® system is in good condition, ESP® control module turns ESP® warning light ON at the ignition switch ON,
keeps it ON for 2 seconds and then turns it OFF. If an abnormality in the system is detected, ESP® warning light is
turned ON continuously by ESP® control module. Also, it is turned ON continuously by light driver module when the
connector of ESP® control module is disconnected.
Troubleshooting
Step
1
Warning light check
1) Turn ignition switch to ON position.
Do other warning lights come ON?
2
Fuse check
Is circuit fuse for combination meter in good condition?
WHT/RED
WHT/BLU
4
GRN/ORN
BLK
5
BLK
E04-1
RED
6
E04-2
WHT
G04-4
RED
WHT
G04-2
11
7
8
WHT
G241-10
6
9
RED
G241-7
G241-16
BLK
Action
10
E08-25
E08-24
12V
E08-9
E08-23
E08-26
E08-2
6
E08-13
[B]
G04
11
10
9
8
7
6
5
4
22
21
20
19
18
17
16
15
[C]
16
15
14
13
12
11
10
9
32
31
30
29
28
27
26
25
3. Ignition switch
4. Junction block assembly
5. BCM (included in junction block
assembly)
6. CAN driver
7. Combination meter
Substitute a known-
good combination meter
and recheck. If warning
light remains OFF,
substitute a known-
good ESP® hydraulic
unit / control module
assembly and recheck.
Go to Step 3.
Electronic Stability Program:
E04
3
2
1
7
6
5
4
3
2
1
14
13
12
11
10
9
8
14
13
12
G241
8
7
6
5
4
3
2
1
24
23
22
21
20
19
18
17
8. ESP® warning light
9. Light driver module
10. ESP® hydraulic unit / control module
assembly
11. CAN junction connector
Yes
Go to Step 2.
Replace fuse and check
for short circuit to
ground.
4F-23
S7RW0A4604010
E08
[A]
1
12
2
13
3
14
4
15
5
16
6
17
7
18
8
19
9
20
10
21
11
22
23
24
25
26
I7RW0A460003-01
No

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