PISTON 4668947 - Caterpillar

Table 4
Contact Description for the Power Train ECM J2
No.(1) Function
1 Keyswitch (CRANK)
2 Main Power Relay
3 Parking Brake Dump Solenoid
4 Parking Brake Dump Solenoid Return
5 Secondary Brake Dump Solenoid
6 Backup Alarm
7 Starter Relay
8 Starter Relay and Secondary Brake Dump Return
12 Forward ROPS Light Relay
14 Alternator R Terminal
22 Digital Return
23 Steering Filter Bypass Switch
24 Steering Position Sensor 1
25 Steering Position Sensor 2
32 Brake Pedal Position Sensor
34 Steering Motor Speed Sensor 1
35 Steering Motor Speed Sensor 2
42 PWM Shift
46 NACD/EU Code Plug (NACD Ground)
47 NACD/EU Code Plug (EU Ground)
48 Forward/Neutral/Reverse 1
49 Forward/Neutral/Reverse 2
52 MVP "Active"
53 MVP "Inactive"
64 CAN B (+)
65 CAN B (-)
67 CAN A (+)
68 CAN A (-)
(1) The connector contacts that are not listed are not used. The connector has 70 contacts.The jumper connector for the transmission is distinguishable by the connectors. One side of the harness has a 14-pin connector for the transmission connection. The other side has one 12-pin connector and one 4-pin connector for the machine harness connection.
Table 5
Transmission jumper harness
Transmission connector
Pin Wire
A E901-GN(Green)
B E906-OR(Orange)
C E907-GY(Grey)
D 755-OR(Orange)
E 751-GN(Green)
F 752-YL(Yellow)
G 754-BU(Blue)
H E900-WH(White)
I 900-PU(Purple)
J 975-WH(White)
K 975-WH(White)
L 924-GN(Green)
M 924-GN(Green)
N Open
Table 6
Transmission jumper harness
Machine harness connector
Pin Wire
1 751-GN(Green)
2 752-YL(Yellow)
3 754-BU(Blue)
4 755-OR(Orange)
5 900-PU(Purple)
6 975-WH(White)
7 924-GN(Green)
8 Open
9 E900-WH(White)
10 E901-GN(Green)
11 E906-OR(Orange)
12 E907-GY(Grey)
1 924-GN(Green)
2 975-WH(White)
3 Open
4 Open