ENGINE AR-COMPLETE 1399771 - Caterpillar

The screed ECM has two 70-pin connectors. Connector "J1" is on the left side of the ECM. The above illustration shows the terminal configuration.
Illustration 3 g03816137
Screed ECM Connector "J2"
Table 2
Terminals of Screed ECM    
Terminal     Function     Type    
J2-1     KEY SW ON        
J2-2     LEFT END GATE LOWER SOL        
J2-3     RIGHT END GATE RAISE SOL        
J2-4     DOUT RET 1        
J2-5     RIGHT END GATE LOWER SOL        
J2-6     BRAKE LIGHTS        
J2-8     DOUT RET 2        
J2-9     LEFT EXT ACTIVATION LIGHT        
J2-1     RIGHT EXT ACTIVATION LIGHT        
J2-11     LEFT EXT SLOPE EXTEND SOL        
J2-12     RIGHT EXT SLOPE EXTEND SOL        
J2-13     LEFT EXT SLOPE RETRACT SOL        
J2-15     LT AUGER MATERIAL HEIGHT SNSR        
J2-16     RT AUGER MATERIAL HEIGHT SNSR        
J2-17     LEFT EXT POS CYL SNSR        
J2-18     RIGHT EXT POS CYL SNSR        
J2-19     RIGHT EXT SLOPE RETRACT SOL        
J2-20     CROWN RETRACT SOL        
J2-21     CROWN EXTEND SOL        
J2-32     CROWN POS CYL SNSR        
J2-33     LEFT EXT HEIGHT POS CYL SNSR        
J2-34     RIGHT EXT HEIGHT POS CYL SNSR        
J2-35     LEFT EXT SLOPE POS CYL SNSR        
J2-40     RIGHT EXT SLOPE POS CYL SNSR        
J2-41     T ANGLE OF ATTACK POS CYL SNSR        
J2-42     RT ANGLE OF ATTACK POS CYL SNSR        
J2-64     CAN B+        
J2-65     CAN B-        
J2-67     CAN A+        
J2-68     CAN A-        The screed ECM has two 70-pin connectors. Connector "J2" is on the right side of the ECM. The above illustration shows the terminal configuration.
Illustration 4 g03816142
Heater ECM Connector
Table 3
Terminals of Heater ECM    
Terminal     Function     Type    
1     300mA DRIVER 12     OUTPUT    
2     300mA DRIVER 11     OUTPUT    
3     300mA DRIVER 9     OUTPUT    
4     300mA DRIVER 7     OUTPUT    
5     300mA DRIVER 5     OUTPUT    
6     300mA DRIVER 4     OUTPUT    
7     300mA DRIVER 3     OUTPUT    
8     300mA DRIVER 2     OUTPUT    
9     300mA DRIVER 1     OUTPUT    
13     2A ON/OFF/PWM     OUTPUT    
16     300mA DRIVER 10     OUTPUT    
17     300mA DRIVER 8     OUTPUT    
18     300mA DRIVER 6     OUTPUT    
19     300mA DRIVER 1-8 RETURN     COM    
23     2A ON/OFF/PWM     IVOLTAGE    
26     PWM/FREQ INPUT     INPUT    
29     2A DRIVER 1-4 RETURN     COM    
30