Dtc No. 31: Lost Communication With Bcm - Suzuki GRAND VITARA JB416 Service Manual

10E-12 Keyless Start System:

DTC No. 31: Lost Communication with BCM

Wiring Diagram
1
E91-22
2
E91-23
E92-17
3
4
G45-9
11
G45-10
[A]
20 19 18 16 15 14
37 36 34 33 32
[B]
E23
15 14 13 12 11 10 9 8 7
30 29 28 27 26 25 24 23 22 21
44
45 43 42 41 40 3938 37 36
58 57 56 55 5453 52 51
60 59
[C]
E92
6 5 2
4 3
16 15 14 13 12 11 10 9
20
24 23 22 21
[D]
16 15 14 13 12 11
8 7 6 5 4 3 2 1
[A]: Keyless start control module connector (viewed from harness side)
[B]: ECM connector (viewed from harness side)
[C]: TCM connector (viewed from harness side)
[D]: DLC (viewed from terminal side)
[E]: ABS control module connector (viewed from terminal side)
[F]: Combination meter connector (viewed from harness side)
[G]: 4WD control module connector (viewed from harness side)
[H]: BCM connector (viewed from harness side)
[I]: Steering angle sensor connector (viewed from harness side)
[J]: ESP® control module connector (viewed from terminal side)
[K]: Vehicle equipped with ESP®
[L]: Vehicle not equipped with ESP®
G31-4
WHT
G31-2 RED
G31-1 RED
G31-3
WHT
RED
WHT
RED
E92-7 WHT
G44-19 RED
G44-18
WHT
RED
WHT
G44
11 10 9 8 7 6 5 4
30 29 24 23
[G]
6 5 4 3 2 1
20
19 18
17 16
12
35 34 33 32 31
26
50 49
48 47 46
[H]
1
20 19 18 17 16
40 39 38 37 36
8 7
19 18 17
[I]
10 9
10 9
5
WHT/RED E23-4
WHT/BLU E23-19
9
[K]
WHT/BLU E53-46
E53-42
WHT/RED
E53-13
RED
WHT E53-44
G28-10
RED
WHT G28-8
[F]
10 9 8 7 6
3 2 1
2221201918
E91
11 10
6 5
25 21 20 19 18
G31
15 14 13 12 11 10 9 8 7
35 34 28 27
G45
3 2 1
1. BCM
2. 4WD control module (if equipped)
3. TCM (if equipped)
4. Keyless start control module
5. DLC
6. ECM
7. ABS control module
8. Combination meter
9. Junction connector
10. ESP® control module
11. Steering angle sensor (if equipped)
6
[L]
E03-8
E03-10
10
E03-12
E03-6
8
[E]
G28
5 4 3 2 1
17 1615141312 11
3 2 1
17 16 15 14 13
[J]
33
34
4 3 2 1
35
26 25 24 23 22 21
36
37
38
39
40
41
42
43
44
45
46
S5JB0EA504020
7
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
E53
32 1
17
2
18
3
19
4
20
5
21
6
22
7
23
8
24
9
25
10
26
11
27
12
28
13
29
14
30
15
31
47 16
I5JB0DA50004-01