Suzuki GRAND VITARA JB416, Service Manual

Page: 250 / 474

4E-27 ABS:
DTC C1063: Solenoid Valve Power Supply Driver Circuit Failure
S5JB0E4504018
Wiring Diagram
DTC Detecting Condition
ABS (ESP
®
) control module monitors the voltage at the terminal of solenoid circuit constantly with ignition switch
turned ON. Also, immediately after ignition switch is turned ON, perform initial check as follows.
Switch solenoid valve power supply driver (transistor) in the order of OFF
→
ON and check if voltage changes to Low
→
High. If anything faulty is found in the initial check and when the voltage is low with ignition switch turned ON, this
DTC will be set.
DTC Troubleshooting
3
4
12V
GRN/ORN
BLK/YEL
8
5V
12V
WHT/GRN E53-35
E53-1 WHT/RED
5
7
9
1
2
12V
GRN/ORN
8
5V
12V
E03-7
E03-14 WHT/RED
6
7
9
[D]
E03
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
[C]
E53
16
1
15
2
3
4
5
6
7
8
9
10
11
12
13
14
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
[A] [B]
I6JB01450011-02
[A]: With ESP
®
2. Main fuse box 7. Power control unit
[B]: Without ESP
®
3. Ignition switch 8. Solenoid valve power supply driver (transistor)
[C]: ESP
®
control module connector (viewed
from terminal side)
4. Junction block assembly 9. To solenoid valve
[D]: ABS control module connector (viewed
from terminal side)
5. ESP
®
hydraulic unit / control module assembly
1. Battery 6. ABS hydraulic unit / control module assembly
Step Action Yes No
1 Was “ABS Check” performed? Go to Step 2. Go to “ABS Check: ”.
2 Check battery voltage.
Is it about 11 V or higher?
Go to Step 3. Check charging system
referring to “Battery
Inspection: in Section
1J in related manual”
and “Generator Test
(Undercharged Battery
Check): in Section 1J in
related manual”.