Suzuki GRAND VITARA JB416, Service Manual

Page: 240 / 474

4E-17 ABS:
Troubleshooting
Serial Data Link Circuit Check
S5JB0E4504012
Step Action Yes No
1 1) Make sure that:
• Parking brake is completely released.
• Brake fluid level is upper than the minimum level.
Are the check results OK?
Go to Step 2. Release parking brake
completely and/or
replenish brake fluid.
2 1) Turn ignition switch to ON position.
Does “ABS” warning lamp come on steady?
Perform “ABS Warning
Lamp Comes ON
Steady: ” previously
outlined. Go to Step 3.
3 1) CAN communication circuit between combination meter,
ABS (ESP
®
) control module and BCM referring to “DTC
U1073: Control Module Communication Bus Off: ”.
Is CAN communication circuit in good condition?
Substitute a known-
good combination meter
and recheck. If ABS
warning lamp remains
ON, substitute a known-
good ABS (ESP
®
)
hydraulic unit / control
module assembly and
recheck.
Repair or replace.
3
4
2
1
12V
12V
E03-1
E03-14
E03-7 GRN/ORN
PPL/RED
BLK/YEL WHT/GRN
WHT/RED
WHT/BLU
E03-13
E03-26
BLK
BLK
BLK
RED
WHT
RED
WHT
E03-12
E03-6
PPL/WHT
12V
+BB
E03-5
[A]
E03
10
11
9
8
G
G1
5
7
6
12
15
16
17
18
19
20
21
22
23
24
25 2
3
4
5
6
7
8
9
10
11
12
1
13
14
26
I5JB0A450012-02
[A]:
ABS hydraulic unit / control module connector
(viewed from terminal side) 5. Combination meter 10. Junction connector
1. Battery 6. ABS warning lamp 11. To TCM, BCM, 4WD control module and keyless
start control module
2. Main fuse box 7. Lamp driver module 12. ABS hydraulic unit / control module assembly
3. Ignition switch 8. Data link connector (DLC)
4. Junction block assembly 9. To ECM, TCM, BCM, SDM and 4WD
control module