Connector Contact Description of Main Display Module
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Contact Description Of Main Module Connector 3412 MUI and 3412 PEEC Harness Code "2"     |
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No.     | Function     | Type     | Description     |
1     | + Battery     | Input - Voltage (Power)     | 24 VDC     |
2     | Ground     | Ground     | 0 VDC     |
3     | Harness Code 1     | Main Module Configuration Programming     | Programming Switch (Open)     |
4     | Action Alarm     | Output     | Alarm Driver     |
5     | CAT Data Link +     | Input/Output - Data Link     | Driver/Receiver (+)     |
6     | Harness Code 5     | Main Module Configuration Programming     | Programming Switch (Ground)     |
7     | Sensor 1 / Switch 11     | Sensor Or Switch Input     | Unassigned     |
8     | Senor 5 / Switch 15     | PWM Sensor Input     | Right Side Exhaust Temperature     |
9     | Sensor 10 / Sender 1     | Sensor Or Switch Input     | Unassigned     |
10     | Sensor 6 / Switch 16 / Sender 2     | PWM Sensor Input     | Left Side Exhaust Temperature     |
11     | Switch 7     | Switch Input     | Unassigned     |
12     | Harness Code 2     | Main Module Configuration Programming     | Ground     |
13     | Action Lamp     | Lampdriver Output     | Unassigned     |
14     | CAT Data Link -     | Input/Output - Data Link     | Driver/Receiver (-)     |
15     | Display Module Load     | Gauge Module Driver Output     | Driver for Gauge Module     |
16     | Harness Code 4     | Main Configuration Programming     | Programming Switch (Ground)     |
17     | Sensor 2 / Switch 12     | Sensor Or Switch Input     | Unassigned     |
18     | Switch 9 / Sender 2     | Switch Input     | Left Hand/Right Hand Switch     |
19     | Switch 1     | Switch Input     | Unassigned     |
20     | Switch 4     | Switch Input     | Unassigned     |
21     | Switch 8     | Switch Input     | Unassigned     |
22     | Harness Code 3     | Main Module Configuration Programming     | Programming Switch (Ground)     |
23     | Service     | Switch Input     | Scroll Switch     |
24     | Sensor Power Supply     | Output     | 8 VDC     |
25     | Display Module Clock     | Gauge Module Driver Output     | Driver for Gauge Sequencing     |
26     | Frequency 1     | Digital Sensor Input     | Unassigned     |
27     | Sensor 4 / Switch 14     | PWM Sensor Input     | Inlet Air Pressure (Boost)     |
28     | Sensor 7 / Switch 17 /Sender 3     | Res. Sensor Input     | Intake Manifold Temperature     |
29     | Switch 2     | Switch Input     | Unassigned     |
30     | Alternator R terminal     | Sensor Input     | Unassigned     |
31     | Harness Code 0     | Main Module Configuration Programming     | Ground     |
32     | Switch 6     | Switch Input     | Unassigned     |
33     | Clear     | Switch Input     | Clear/Mode Switch     |
34     | Display Module Power Supply     | Gauge Module Supply Output     | 9 VDC     |
35     | Display Module Data     | Gauge Moduel Data Output     | Data for Gauge Information     |
36     | Frequency 2     | Digital Sensor Input     | Engine Speed (RPM)     |
37     | Switch 3 / Switch 13     | Sensor Or Switch Input     | Unassigned     |
38     | Sensor 8 /Switch 18 / Sender 4     | PWM Sensor Input     | Fuel Pressure     |
39     | Switch 3     | Switch Input     | Unassigned     |
40     | Switch 5     | Switch Input     | Unassigned     |
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Contact Description Of Main Module Connector 3500 MUI Harness Code "15"     |
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No.     | Function     | Type     | Description     |
1     | + Battery     | Input - Voltage (Power)     | 24 VDC     |
2     | Ground     | Ground     | 0 VDC     |
3     | Harness Code 1     | Main Module Configuration Programming     | Programming Switch (Open)     |
4     | Action Alarm     | Output     | Alarm Driver     |
5     | CAT Data Link +     | Input/Output - Data Link     | Driver/Receiver (+)     |
6     | Harness Code 5     | Main Module Configuration Programming     | Programming Switch (Ground)     |
7     | Sensor 1 / Switch 11     | Sensor Or Switch Input     | Unassigned     |
8     | Senor 5 / Switch 15     | Sensor Or Switch Input     | Right Side Exhaust Temperature     |
9     | Sensor 10 / Sender 1     | Sensor Or Switch Input     | Unassigned     |
10     | Sensor 6 / Switch 16 / Sender 2     | Sensor, Switch Or Sender Input     | Left Side Exhaust Temperature     |
11     | Switch 7     | Switch Input     | Unassigned     |
12     | Harness Code 2     | Main Module Configuration Programming     | Programming Switch (Open)     |
13     | Action Lamp     | Lampdriver Output     | Unassigned     |
14     | CAT Data Link -     | Input/Output - Data Link     | Driver/Receiver (-)     |
15     | Display Module Load     | Gauge Module Driver Output     | Driver for Gauge Module     |
16     | Harness Code 4     | Main Configuration Programming     | Programming Switch (Ground)     |
17     | Sensor 2 / Switch 12     | Sensor Or Switch Input     | Unassigned     |
18     | Switch 9 / Sender 2     | Sensor Or Sender Input     | Left Hand/Right Hand Switch     |
19     | Switch 1     | Switch Input     | Unassigned     |
20     | Switch 4     | Switch Input     | Unassigned     |
21     | Switch 8     | Switch Input     | Unassigned     |
22     | Harness Code 3     | Main Module Configuration Programming     | Programming Switch (Open)     |
23     | Service     | Switch Input     | Scroll Switch     |
24     | Sensor Power Supply     | Output     | 8 VDC     |
25     | Display Module Clock     | Gauge Module Driver Output     | Driver for Gauge Sequencing     |
26     | Frequency 1     | Digital Sensor Input     | Unassigned     |
27     | Sensor 4 / Switch 14     | Sensor or Switch Input     | Inlet Air Pressure (Boost)     |
28     | Sensor 7 / Switch 17 /Sender 3     | Sensor, Switch Or Sender Input     | Intake Manifold Temperature     |
29     | Switch 2     | Switch Input     | Unassigned     |
30     | Alternator R terminal     | Sensor Input     | Unassigned     |
31     | Harness Code 0     | Main Module Configuration Programming     | Programming Switch (Open)     |
32     | Switch 6     | Switch Input     | Unassigned     |
33     | Clear     | Switch Input     | Clear/Mode Switch     |
34     | Display Module Power Supply     | Gauge Module Supply Output     | 9 VDC     |
35     | Display Module Data     | Gauge Moduel Data Output     | Data for Gauge Information     |
36     | Frequency 2     | Digital Sensor Input     | Engine Speed (RPM)     |
37     | Switch 3 / Switch 13     | Sensor Or Switch Input     | Unassigned     |
38     | Sensor 8 /Switch 18 / Sender 4     | Sensor, Switch Or Sender Input     | Fuel Pressure     |
39     | Switch 3     | Switch Input     | Unassigned     |
40     | Switch 5     | Switch Input     | Unassigned     |
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Contact Description Of Main Module Connector 3500B Harness Code "16"     |
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No.     | Function     | Type     | Description     |
1     | + Battery     | Input - Voltage (Power)     | 24 VDC     |
2     | Ground     | Ground     | 0 VDC     |
3     | Harness Code 1     | Main Module Configuration Programming     | Programming Switch (Open)     |
4     | Action Alarm     | Output     | Alarm Driver     |
5     | CAT Data Link +     | Input/Output - Data Link     | Driver/Receiver (+)     |
6     | Harness Code 5     | Main Module Configuration Programming     | Programming Switch (Ground)     |
7     | Sensor 1 / Switch 11     | Sensor Or Switch Input     | Unassigned     |
8     | Senor 5 / Switch 15     | Sensor Or Switch Input     | Unassigned     |
9     | Sensor 10 / Sender 1     | Sensor Or Switch Input     | Unassigned     |
10     | Sensor 6 / Switch 16 / Sender 2     | Sensor, Switch Or Sender Input     | Unassigned     |
11     | Switch 7     | Switch Input     | Unassigned     |
12     | Harness Code 2     | Main Module Configuration Programming     | Programming Switch (Ground)     |
13     | Action Lamp     | Lampdriver Output     | Unassigned     |
14     | CAT Data Link -     | Input/Output - Data Link     | Driver/Receiver (-)     |
15     | Display Module Load     | Gauge Module Driver Output     | Driver for Gauge Module     |
16     | Harness Code 4     | Main Configuration Programming     | Programming Switch (Open)     |
17     | Sensor 2 / Switch 12     | Sensor Or Switch Input     | Unassigned     |
18     | Switch 9 / Sender 2     | Sensor Or Sender Input     | Left Hand/Right Hand Switch     |
19     | Switch 1     | Switch Input     | Unassigned     |
20     | Switch 4     | Switch Input     | Spare Switch Connection     |
21     | Switch 8     | Switch Input     | Spare Switch Connection     |
22     | Harness Code 3     | Main Module Configuration Programming     | Programming Switch (Ground)     |
23     | Service     | Switch Input     | Scroll Switch     |
24     | Sensor Power Supply     | Output     | 8 VDC     |
25     | Display Module Clock     | Gauge Module Driver Output     | Driver for Gauge Sequencing     |
26     | Frequency 1     | Digital Sensor Input     | Unassigned     |
27     | Sensor 4 / Switch 14     | Sensor or Switch Input     | Inlet Air Pressure (Boost)     |
28     | Sensor 7 / Switch 17 /Sender 3     | Sensor, Switch Or Sender Input     | Intake Manifold Temperature     |
29     | Switch 2     | Switch Input     | Unassigned     |
30     | Alternator R terminal     | Sensor Input     | Unassigned     |
31     | Harness Code 0     | Main Module Configuration Programming     | Programming Switch (Ground)     |
32     | Switch 6     | Switch Input     | Unassigned     |
33     | Clear     | Switch Input     | Clear/Mode Switch     |
34     | Display Module Power Supply     | Gauge Module Supply Output     | 9 VDC     |
35     | Display Module Data     | Gauge Moduel Data Output     | Data for Gauge Information     |
36     | Frequency 2     | Digital Sensor Input     | Engine Speed (RPM)     |
37     | Switch 3 / Switch 13     | Sensor Or Switch Input     | Unassigned     |
38     | Sensor 8 /Switch 18 / Sender 4     | Sensor, Switch Or Sender Input     | Fuel Pressure     |
39     | Switch 3     | Switch Input     | Unassigned     |
40     | Switch 5     | Switch Input     | Unassigned     |
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