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DTC P1774: CAN Communication Bus Off
Wiring Diagram
3
C34-17
RED
C34-7
WHT
6
G49-19
RED
G49-18
WHT
[B]
G37
11
10
9
8
7
6
5
4
3
2
1
22
21
20
19
17
16
15
14
13
12
18
[C]
E23
15
14
13
12
11
10
9
8
7
30
29
28
27
26
25
24
23
22
45
44
43
42
41
40
39 38
37
59
57
56
55
54 53
52
60
58
1. ABS control module
2. ECM
3. TCM
4. BCM
5. Combination meter
6. Keyless start control module
7. DLC
DTC Detecting Condition and Trouble Area
DTC detecting condition
Transmission error that is inconsistent between transmission data and
transmission monitor (CAN bus monitor) data is detected more than 7
times continuously.
DTC Confirmation Procedure
1) Connect scan tool to DLC with ignition switch turned OFF.
2) Clear DTC.
3) Start engine and run it for 1 min. or more.
4) Check DTC.
2
E23-3
E23-18
RED
C37-13
WHT
C37-12
5
G28-8
G28-10
RED
G28-7
WHT
G28-9
[D]
E46
16
15
14
13
12
7
6
5
4
3
2
1
32
31
30
29
28
14
13
12
11
10
9
8
[F]
20
19
18
16
37
36
2
1
15
6
5
4
3
14
13
28
21
20
19
18
17
16
30
29
32 31
45
44
36
35
34
33
43
51
50
49
59
58
48
47 46
60
[A]: Terminal arrangement of ABS control module connector (viewed from terminal side)
[B]: Terminal arrangement of BCM connector (viewed from harness side)
[C]: Terminal arrangement of ECM connector (viewed from harness side)
[D]: Terminal arrangement of combination meter connector (viewed from harness side)
[E]: Terminal arrangement of TCM connector (viewed from harness side)
[F]: Terminal arrangement of Keyless start control module connector (viewed from harness side)
Automatic Transmission/Transaxle:
1
RED
RED
E03-10
WHT
WHT
E03-8
4
RED
RED
G37-4
WHT
WHT
G37-2
G28
11
10
9
7
6
5
4
3
2
1
8
27
26
25
24
23
22
21
20
19
18
17
161514131211
2423
G49
15
14
11
10
9
8
7
6
5
4
34 33 32 31 30 29
24 23
C37
12
11
10
9
8
7
6
5
4
3
27
26
25
24
23
22
21
20
19
18
17
32 31
42
41
40
39 38
37
36
35
34
33
57
56
55
54 53
52
51
50
49
48
47 46
• ECM
• BCM
• TCM
• ABS control module
• Combination meter
• Keyless start control module
• CAN circuit
E03-6
WHT
E03-12
RED
E46-1
RED
E46-2
WHT
G37-1
WHT/BLK
G37-3
RED/BLK
7
[E]
C34
6
5
6
5
4 3
2
1
10 9 8 7
1716
1514
22
21
20
19
1817
2625
24
2322
3
2
1
2
1
16
Trouble area
5A-71
S7RS0B5104038
[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
C35
4
3
2
1
1312
1110 9
8 7
212019
18
I6RS0C510008-01
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