TA19 Agriculture Transmission Electronic Control System Caterpillar


Connector Contact Description

Usage:

TA19-M4WD XAE

Transmission ECM

Table 1
The Contact Description for the Transmission ECM (Connector "J1") for Versatile(1) 
No.  Function 
Key Switch Power 
Transmission Input Speed Sensor + 
Transmission Input Speed Sensor - 
10  Cat Data Link +  
11  5 V Sensor Supply 
13  Ground 
14  Transmission Filter Bypass Switch 
15  Transmission Output Speed Sensor #1 - Frequency 
16  Transmission Output Speed Sensor #2 - Ground 
17  Transmission Output Speed Sensor #2 - Frequency 
18  Transmission Output Speed Sensor #2 - Ground 
20  CAT Data Link 
21  Analog Return 
22  Transmission Oil Temperature Sensor 
23  Ground 
31  Battery+ (12Volt) 
36  Charge Pressure Sensor 
38  Battery+ (12Volt) 
39  Battery+ (12Volt) 
40  Inching Pedal Sensor #1 NC 
41  Inching Pedal Sensor #2 NO 
46  Battery+ (12Volt) 
47  Battery+ (12Volt) 
48  ECPC Clutch Solenoid # 1 
49  ECPC Clutch Solenoid # 2 
50  Proportional Driver Return # 1 
51  ECPC Clutch Solenoid # 3 
52  ECPC Clutch Solenoid # 4 
55  Proportional Driver Return # 3 
56  Ground 
57  Ground 
58  ECPC Clutch Solenoid # 5 
59  ECPC Clutch Solenoid # 6 
60  Proportional Driver Return # 2 
61  ECPC Clutch Solenoid # 7 
62  ECPC Clutch Solenoid # 8 
65  ECPC Clutch Solenoid # 9 
69  10 V Supply Powered Sensors 
70  Ground 
(1) "J1" is a 70 pin connector.

Table 2
Contact Description for the Transmission ECM (Connector "J2") for Versatile(1) 
No.  Function 
Key Switch Crank Position 
Neutral Start Relay Coil Ground 
Backup Alarm Driver Output 
Neutral Start Relay Coil Signal 
22  Proportional Driver Return #4 
24  Inching Pedal Sensor 
37  Parking Brake Switch #1 NC 
38  Parking Brake Switch #1 NC 
63  Ground 
67  CH1 J1939 Eng/Trans CAN High 
68  CH1 J1939 Eng/Trans CAN Low 
69  CH1 J1939 Eng/Trans CAN Shield 
(1) "J2" is a 70 pin connector.

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