Serial Data Link Circuit Check - Suzuki Swift Sport 2004 Service & Repair Manual

Serial Data Link Circuit Check

2
1
+BB
8
B
G
[A]: ABS hydraulic unit / control module connector (viewed from terminal side)
1. Battery 4. Circuit fuse box
2. Main fuse box 5. Combination meter
3. Ignition switch 6. ABS warning light
Inspection
Step
1 1) Turn ignition switch to ON position.
Does ABS warning light come ON?
2 1) Turn ignition switch to OFF position.
Are main fuses for ABS pump motor and ABS solenoid in
good condition?
3 1) Disconnect ABS hydraulic unit / control module
connector.
2) Check for proper connection to ABS hydraulic unit /
control module connector at terminal "E03-7".
3) If OK then turn ignition switch to ON position and
measure voltage between terminal "E03-7" and vehicle
body ground.
Is it 10 – 14 V?
4 1) Turn ignition switch to OFF position.
2) Check for proper connection to ABS hydraulic unit /
control module connector at terminals "E03-1" and "E03-
14".
3) If OK then turn ignition switch to ON position and
measure voltage between each terminal of "E03-1",
"E03-14" and vehicle body ground.
Are they 10 – 14 V?
3
WHT/BLU GRN
RED/BLK
5
6
7 BLK/ORN
G28-8
RED
11
WHT
G28-10
10
G37-2
WHT
G37-4 RED
E46-1 RED
11
WHT
E46-2
G1
7. Lamp driver module
8. Data link connector (DLC)
9. To ECM, BCM and SDM
Action
WHT/RED E03-1
12V
E03-14
WHT/BLU
4
E03-7
GRN/ORN
BLK
E03-13
BLK E03-26
RED E03-12
WHT E03-6
9
PPL/WHT
E03-5
Go to Step 2.
Go to Step 3.
Go to Step 4.
Go to Step 5.
12
12V [A]
E03
14 1
15 2
16 3
17 4
18 5
19 6
20
7
21
8
22
9
23
10
24
11
25 12
26 13
11
12V
10. BCM
11. CAN driver
12. ABS hydraulic unit / control module assembly
Yes
Go to Step 6.
Replace fuse and check
for short.
"GRN/ORN" wire circuit
open.
"WHT/RED" and / or
"WHT/BLU" wire circuit
open.
ABS: 4E-16
S7RS0B4504011
I6RS0C450008-01
No