ALTERNATOR GP 2520097 - Caterpillar

Table 4
Contact Description J2(1)
No.(2) Function Type
1 Key Switch Start Start
2 Main Power Relay Driver On/Off Std
3 Parking Brake Dump Solenoid 2A On/Off Std
4 Load Return (1) Load Return
6 Backup Alarm 2A On/Off Std
7 Neutral Start Relay 2A On/Off Std
8 Load Return 2 Load Return 2
9 Cyl High Intensity Floods Relay
10 Cyl Low Intensity Floods Relay
11 Fender Floods Relay
12 FWD ROPS Relay
13 Rear ROPS Relay R Term
19 Ripper Relay
20 Backlights Sinking Driver
22 Digital Return GND
23 Steering Filter Bypass Switch SWG
24 Left Clutch/Brake Steering Input STG/PWM
25 RightClutch/Brake Steering Input STG/PWM
32 Service Brake Pedal Position Sensor PWM
34 Steering Motor Speed Sensor 1 STG/PWM
35 Steering Motor Speed Sensor 2 STG/PWM
38 Speed Set/Recall (N. O.) STG
39 Speed Set/Recall (N. C.) SWG
42 Thumbwheel PWM Shift
44 Throttle SW #1
45 Throttle SW #2
46 Throttle SW #3
47 Throttle SW #3
48 FNR 1 Signal
49 FNR 2 Signal
52 Master Light SW N.O.
53 Master Light SW N.C.
54 Seat Belt SW (N.O.)
55 Seat Belt SW (N.C.)
60 Power Train Oil Level Sensor SWG
61 Remote Control Enable SWG
67 CAN Data Link A+ (J1939) CAN A +
68 CAN Data Link A- (J1939) CAN A -
(1) The ECM responds to an active input only when all the necessary conditions are satisfied.
(2) The connector contacts that are not listed are not used.Display Module (Dash)
Illustration 3 g01972334
Two 12 - pin connectors on the back of the monitoring system display
(1) 12-pin connector
Table 5
Connector 1 Function
1 CAN 1+
2 CAN 1 Shield
3 CAN 2+
4 Sourcing Output Driver
5 STB 1
6 Ground
7 CAN 1-
8 CAN 2 Shield
9 CAN 2-
10 Sinking Output Driver Relay
11 Key Switch
12 Unswitched Battery Information Display
Illustration 4 g03479396
Rear view of the Information Display
Table 6
Contact Description for the Information Display Electronic Control Module
Contact
Number Function Type
1 CAN 1+ Input/Output
3 CAN 2+ Ground
4 Sourcing Output Driver Output
5
6
7 Alternator Switch to Battery
8 Cat Data Link + Input/Output
9 Cat Data Link - Input/Output
10 Fuel Level Sender Input
11 Analog Return Return
12 Digital Common NOT USED