FLAP 0827279 - Caterpillar

Secondary Machine ECM
Table 3
Contact Description for Connector J1
No. Function Type
1 Ground Ground
2 PRV 8-10 Return PRV 8-10 Return
3 PRV 4-7 Return PRV 4-7 Return
4 + Battery + Battery
5 PRV 1-3 Return PRV 1-3 Return
7 CAN 4 + : Control Data Link CAN 3 +
9 CAN 1 + : J1939 CAN 1 +
11 Location Code 2 Switch To Ground 1
20 8V Supply 8V Supply 1
23 Attachment Stem 3 Retract Solenoid PRV 2
24 Attachment Stem 3 Extend Solenoid PRV 3
26 CAN 4 - : Control Data Link CAN 3 -
28 CAN 1 - : J1939 CAN 1 -
38 Analog & PWM Return 2 Analog & PWM Return 2
41 Key Switch Key Switch
42 Attachment Stem 2 Retract Solenoid PRV 4
43 Attachment Stem 2 Extend Solenoid PRV 5
49 Switch To Ground Return 1 Switch To Ground Return 1
50 Location Code Enable/Disable Switch To Ground 4
51 Foot Switch Switch To Ground 5
54 Squeeze Sensor PWM Input 1
55 Auxiliary Right Pedal PWM Input 2
56 Auxiliary Left Pedal PWM Input 3
61 Attachment Stem 1 Retract Solenoid PRV 6
62 Attachment Stem 1 Extend Solenoid PRV 7
79 Attachment Stem 4 Retract Solenoid PRV 8
80 Attachment Stem 4 Extend Solenoid PRV 9
81 Stick In Solenoid PRV 10 Switch Panel
Table 4
Contact Description for Connector C1
No. Function Type
2 Fuel Level Sensor Input
3 Hydraulic Oil Temperature Sensor Input
4 Analog Return Ground
5 A / C Unit Input
7 Refuel Start Switch Switch to Ground
8 Capsule Filter Plugged Switch Switch to Ground
9 Fine Swing Switch Switch to Ground
10 Hydraulic ATT Filter Plugged Switch Switch to Ground
11 OLWD Warning Alarm Enable Switch Switch to Ground
13 Boom Low Press Relief Enable Switch Switch to Ground
Table 5
Contact Description for Connector C13
No. Function Type
4 Washer Switch-to-Ground
5 Wiper Int - 3 Switch-to-Ground
6 Wiper Int - 6 Switch-to-Ground
7 Wiper Low Switch-to-Ground
11 Smart Boom Down Switch Switch-to-Ground
12 Smart Boom Up/Down Switch Switch-to-Ground
Table 6
Contact Description for Switch Panel Connector C2
No. Function Type
1 +B +Battery
2 GND Ground
3 Key Switch Key Switch
4 Swing Priority Solenoid LCSD 1
5 Quick Coupler Bypass Cut Solenoid or Quick Coupler Hold to Run Solenoid Output
6 Fine Swing Solenoid Output
7 Heavy Lift Solenoid Output
8 Caution Lamp for Crane Output
9 Boom Down Electric Check Solenoid for STBM (EC1) Output
11 Boom Up Electric Check Solenoid for STBM (EC2) Output
12 Travel Alarm Output
13 Quick Coupler Uncoupling Solenoid Output
14 Boom Low Press Relief Enable Solenoid Output
15 Cab Lamp Relay Output
16 Boom Lamp Relay Output
17 Fault Alarm Output
19 Alternator R Term Input
20 Quick Coupler Unlock Switch Switch-to-Ground