Circuit Diagrams
MX123 52/66/73/80-WAY RECEPTACLE ASSY SEALED PIN OUT SHEET
MATERIAL/PART
NUMBER
COLOR
OPTION
Fp
NUMBERS INDICATE CAVITIES OPEN FOR CIRCUITS
Fp
GROMMET CAP
HRNS CONN ASSY
WIRE
DRESS
OPTION
KEY
OPTION
Fp
TPA
STATUS
GM PART #
71 70 69 68 66 65 64 63 61 59 58 57 56
52 50 49 47 41 38 37 36 35 34 33
32 31 30 29 28 27 24 23 20 19 18 17
16 15 14 13 12 11 10 9 1
72 71 70 69 68 65 64 63 61 59 57 56
52 51 50 49 47 41 38 37 36 34 33
32 31 30 29 28 27 24 23 20 19 18
16 13 12 11 10 9 3 2 1
72 71 70 69 68 65 64 63 61 59 57 56
52 51 50 49 47 41 38 37 36 34 33
32 31 30 29 28 27 24 23 20 19 18
16 13 12 11 10 9 1
71 69 68 65 64 63 61 59 58 57 56
52 50 49 47 41 38 37 36 34 33
32 31 30 29 28 27 24 23 20 19 18 17
16 13 12 11 10 9 1
71 69 68 65 64 63 61 59 58 57 56
52 50 49 47 41 38 37 36 34 33
32 31 30 29 28 27 24 23 20 19 18 17
16 13 12 11 10 9 3 2 1
70 67 66 65 58 57 55 54
50 49 47 44 43 42 41 39 37 35
32 30 27 25 24 21 20 19 18 17
16 15 13 10 9 8 6 5 3 2 1
72 70 67 66 65 58 57 55 54
50 49 47 44 43 42 41 39 37 35
32 30 27 26 25 24 21 20 19 18 17
16 15 13 10 9 8 6 5 3 2 1
71 70 68 66 65 59 58 57 54 53
51 50 49 48 46 45 43 41 40 39 38 37 36 35 33
32 31 30 24 23 22 20
16 13 12 11 10 9 8 7 6 5 4
79 78 77 76 75 74 73 72 71 70 69 68 66 65 64 63 61
60 59 58 57 56 53 52 50 44 43 41
40 39 38 37 35 34 33 32 30 29 27 26 22 21
20 19 18 17 16 14 13 12 11 9 8 6 5 3 2
65 60 59 57 56 55 53
49 48 47 44 40 39 37 36 35 33
29 28 24 23 21
2
72 71 70 69 68 67 66 65 64 63 61 59 58 57 56 54
50 49 48 47 42 41 38 37 36 34 33
32 31 30 29 28 27 26 24 23 20 19 18
16 13 12 11 10 9
68 67 66 65 64 59 58 57 55 54 53
51 50 49 48 46 45 43 42 41 40 39 38 37 35 33
32 31 30 26 24 23 22 20
16 13 10 9 8 7 6 5 4 3 2
70 68 67 66 58 56 55 54
49 47 44 43 42 41 39 37 36 34
31 30 27 25 24 21 20 19 18
13 6 5 4 3 1
78 72 71 70 69 68 67 66 65 64 63 61
58 57 56 53 52 51 50 44 43 41
40 37 35 34 33 32 30 29 27 26 22 21
20 19 18 17 16 14 12 10 9 8 7 6 5 3 2 1
70 68 67 66 61 58 57 55 54
49 47 45 44 43 42 41 39 37 34
32 30 27 25 24 21 20 19 18
13 11 6 5 3 1
73
73
73
73
73
73
73
73
73
73
73
73
73
BLACK
SALEABLE
SALEABLE
NOT APPLICABLE
34566-1013
0
A
BLACK
SALEABLE
NOT APPLICABLE
34566-1033
0
A
SALEABLE
NOT APPLICABLE
34566-9803
0
A
A
BLACK
34566-9703
0
A
NOT APPLICABLE
SALEABLE
NOT APPLICABLE
34566-1023
0
A
BLACK
BLACK
SALEABLE
NOT APPLICABLE
34566-9903
0
A
BLACK
SALEABLE
NOT APPLICABLE
34566-9603
0
SALEABLE
NOT APPLICABLE
34566-1063
0
B
ST GRY
SALEABLE
NOT APPLICABLE
34566-1053
0
H
ST GRY
BLACK
SALEABLE
NOT APPLICABLE
34566-1043
0
B
ST GRY
SALEABLE
NOT APPLICABLE
34566-1093
0
A
BLACK
A
BLACK
SALEABLE
NOT APPLICABLE
34566-1083
0
B
ST GRY
SALEABLE
NOT APPLICABLE
34566-1073
0
A
BLACK
SALEABLE
NOT APPLICABLE
34566-1123
0
H
ST GRY
SALEABLE
NOT APPLICABLE
34566-1133
0
ECN NO.: 634149
DATE:3/18/2020
DOCUMENT NO.: 345660001-SD REVISION:B6
PAGE: 7 OF 65










