AXLE AS-UNDERCARRIAGE 3594268 - Caterpillar

Illustration 1 g00550716
Electronic Control Module (1) Connector J1. (2) Connector J2.
Illustration 2 g00291780
Table 1
40-Pin Connector J1    
Connector Pin (1)    Function    
1     + 24 Volt ECM (Electronic Control Module) Supply (Key ON)    
2     Ground    
3     CAT Data Link -    
4     Axle Oil Cooler Fan Solenoid    
5     Ground    
6     + 24 Volt ECM (Electronic Control Module) Supply (Key ON)    
7     Solenoid Return    
8     Start Relay    
9     CAT Data Link +    
10     Autolube Solenoid    
11     Number 2 Clutch Solenoid (Forward)    
13     Direction Switch (Neutral)    
14     Direction Switch (Reverse)    
15     Torque Converter Output Speed Return    
16     Switch and Sensor Ground    
17     Number 1 Clutch Solenoid (Reverse)    
18     Ride Control Solenoid    
19     Upshift Switch (N.C.)    
20     Steering and Transmission Lock Switch 1 (N.O.)    
21     Ride Control Switch (N.C.)    
22     Ride Control Switch (N.O.)    
23     Upshift Switch (N.O.)    
24     Steering and Transmission Lock Switch 2 (N.C.)    
25     Downshift Switch 1 (N.C.)    
26     Downshift Switch 2 (N.O.)    
27     Parking Brake Cab Switch (N.C.)    
28     Autolube Manual Lube Switch    
29     Reduced Rimpull Switch 3    
30     Direction Switch (Forward)    
31     Reduced Rimpull Switch 4    
32     Torque Converter Lockup Switch    
33     Reduced Rimpull Switch 2    
34     Reduced/Maximum Rimpull Switch    
35     Reduced Rimpull Switch 1    
36     Parking Brake Cab Switch (N.O.)    
37     Parking Brake Pressure Switch 1 (N.C.)    
38     Quickshift Enable Switch (N.C.)    
39     Parking Brake Pressure Switch 2 (N.O.)    
40     Key Start Switch To Battery +    
( 1 ) The connector contacts that are not listed are not used.
Table 2
40-Pin Connector J2    
Connector Pin (1)    Function    
1     Number 4 Clutch Solenoid
Second Speed    
3     Solenoid Return    
4     Left Pedal Sensor    
6     Impeller Clutch Pressure Sensor    
7     Number 3 Clutch Solenoid
Third Speed    
8     Number 5 Clutch Solenoid
First Speed    
9     Sensor Supply +10V    
10     Quickshift Enable Switch (N.O.)    
11     Autolube Grease Pressure Sensor    
12     Sensor Power Supply +8V    
13     Lockup Clutch Solenoid    
18     Autolube Grease Level Switch    
19     Impeller Clutch Solenoid    
22     Autolube Indicator LED    
23     Engine Speed Sensor    
24     Transmission Speed Sensor Return    
28     Reduced Rimpull Indicator LED    
29     Engine Speed Sensor Return    
35     Transmission Speed Sensor    
37     Backup Alarm    
38     Torque Converter Output Speed Sensor    
40     Primary Steering Pressure Warning LED    
( 1 ) The connector contacts that are not listed are not used.