UltraShift PLUS
TRTS0940 EN-US
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July 2024 - A

Connector Pin Descriptions

Note: This section is intended as a quick reference. For specific instructions, see the UltraShift PLUS Installation Guide TRIG1110.

38-Way Vehicle Harness Connector

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38-Way PinDescriptionWire38-WayDescriptionWire
1J1939 Shield 18 TXL20Not UsedPlug
2J1939 Low (-)18 TXL21Not UsedPlug
3J1939 High (+)18 TXL22Not UsedPlug
4Start Enable Relay Driver Common18 TXL23Service Light Supply18 TXL
5Not UsedPlug24Remote Throttle Switch Input18 TXL
6Not UsedPlug25Shift Control Protected Battery Negative (-)18 TXL
7Not UsedPlug26Start Enable Latch Return Signal18 TXL
8Not UsedPlug27HIL Low (-)18 TXL
9Not UsedPlug28HIL High (+)18 TXL
10J1587 High (+)18 TXL29Not UsedPlug
11J1587 Low (-)18 TXL30Not UsedPlug
12ISO9141 K Line18 TXL31Shift Control Protected Battery Positive (+)18 TXL
13Not UsedPlug32Start Enable Relay Driver High18 TXL
14Shift Control Input Common 2 (-)18 TXL33Auto Neutral Signal Common18 TXL
15Shift Control Input Auto Mode Signal (+)18 TXL34PTO Switch Input Common18 TXL
16Shift Control Input Manual Mode Signal (+)18 TXL35Ignition12 GXL or 14SXL
17Shift Control Input Common 1 (-)18 TXL36Battery Negative (-)12 GXL
18 PTO Switch Input18 TXL37Not UsedPlug
19Auto Neutral Switch Input18 TXL38Battery Positive (+)12 GXL

38-Way Heavy-Duty Transmission Harness Connector

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38-Way PinDescriptionWire38-WayDescriptionWire
1Not UsedPlug20X-Y Rail Position Sensor Ground18 GXL
2Not UsedPlug21Output Shaft Speed Sensor (Hall Effect) Signal Low (-)18 GXL
3Not UsedPlug22Output Shaft Speed Sensor (Hall Effect) Signal High (+)18 GXL
4Splitter Solenoid Valve Driver Common *18 GXL23Not UsedPlug
5Not UsedPlug24Not UsedPlug
6Range Solenoid Valve Driver Common18 GXL25Service Ignition18 GXL
7Input Shaft Speed Signal High (+)18 GXL26Splitter Solenoid Valve Driver Indirect *18 GXL
8Input Shaft Speed Signal Low (-)18 GXL27Not UsedPlug
9Not UsedPlug28Range Solenoid Valve Driver High18 GXL
10X-Y Gear Position Sensor Power Source (5V)18 GXL29HIL Low (-)18 GXL
11X-Y Gear Position Sensor Signal Return18 GXL30HIL High (+)18 GXL
12X-Y Gear Position Sensor Ground18 GXL31Service Battery Negative (-)18 GXL
13Ignition Supply to ECA18 GXL32Splitter Solenoid Valve Driver Direct *18 GXL
14Not UsedPlug33Not UsedPlug
15Main Shaft Speed Signal High (+)18 GXL34Range Solenoid Valve Driver Low18 GXL
16Main Shaft Speed Signal Low (-)18 GXL35X-Y Rail Motor Positive (+)14SXL
17Service Battery Positive (+)18 GXL36X-Y Gear Motor Positive (+)14SXL
18 X-Y Rail Position Sensor Power Source (5V)18 GXL37X-Y Rail Motor Negative (-)14SXL
19X-Y Rail Position Sensor Signal Return18 GXL38X-Y Gear Motor Negative (-)14SXL

30-Way Push Button Shift Control Device (PBSC) Connector

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30-Way PinDescriptionWire38-Way Vehicle Harness Connector Pin
C1Shift Control Protected Battery Positive (+)16 TXL31
B3Dimmer Control16 TXLN/A
F1HIL High (+)16 TXL28
F2HIL Low (-)16 TXL27
J3Shift Control Protected Battery Negative (-)16 TXL25

8-Way Vehicle Harness Shift Lever Connector

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8-Way PinDescriptionWire38-Way Vehicle Harness Connector Pin
1Auto Mode Signal (+)16 TXL15
2Shift Control Common 1 (-)16 TXL17
3Shift Control Protected Battery Negative (-) 116 TXL25
4Shift Control Protected Battery Positive (+)16 TXL31
5Dash Lights16 TXLN/A
6Service Light Supply16 TXL23
7Shift Control Protected Battery Negative (-) 216 TXL14
8Shift Control Manual Mode Signal (+)16 TXL16

3-Way OEM Analog Shift Lever Connector

3-Way PinDescriptionWire38-Way Vehicle Harness Connector Pin
AShift Control Manual Mode Signal (+)16 TXL16
BAuto Mode Signal (+)16 TXL15
CShift Control Common 1 (-)16 TXL17
Service Lamp16 TXL23

2-Way Power Take Off (PTO) Switch

DescriptionWire38-Way Vehicle Harness Connector Pin
PTO Switch Input16 TXL18
PTO Switch Input Common16 TXL34

2-Way Auto Neutral Park Brake Pressure Switch

DescriptionWire38-Way Vehicle Harness Connector Pin
Auto Neutral Signal16 TXL19
Auto Neutral Return16 TXL33

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5-Way OEM Start Enable Relay Connector

5-Way PinDescriptionWire38-Way Vehicle Harness Connector Pin
30Ignition16 TXLN/A
85Start Enable Relay Driver Common16 TXL4
86Start Enable Relay Driver High16 TXL32
87Start Enable Latch Return Signal16 TXL26 (and Vehicle Starter)
87ANot UsedN/A

5-Way OEM Remote Throttle Enable Relay Connector

5-Way PinDescriptionWire38-Way Vehicle Harness Connector Pin
30Set/Resume Switch16 TXLN/A
85Chassis Ground16 TXLN/A
86Remote Throttle Switch Input16 TXL24
87Cruise Control Switch16 TXLN/A
87ANot UsedN/A

3-Way Electronic Clutch Actuator (ECA) Power Connector Gen1 ECA

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3-Way PinDescriptionWire
ANot UsedPlug
BBattery Negative (-)10 SXL
CBattery Positive (+)10 SXL

2-Way Electronic Clutch Actuator (ECA) Power Connector Gen2 ECA

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2-Way PinDescription
1Battery Negative (-)
2Battery Positive (+)

8-Way Electronic Clutch Actuator (ECA) Connector Gen1 ECA

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8-Way PinDescriptionWire38-Way Vehicle Harness Connector Pin
AHIL High (+)18 GXL30
BHIL Low (-)18 GXL29
CHIL Low (-) Resistor Pigtail18 GXLN/A
DNot UsedPlugN/A
EHIL High (+) Resistor Pigtail18 GXLN/A
FECA Speed Sensor (+)18 GXLN/A
GECA Speed Sensor (-)18 GXLN/A
HIgnition Supply to ECA18 GXL13

8-Way Electronic Clutch Actuator (ECA) Connector Gen2 ECA

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8-Way PinDescription
1HIL Low (-) Resistor Pigtail
2HIL High (+) Resistor Pigtail
3ECA Speed Sensor (-)
4HIL Low (-)

8-Way PinDescription
5HIL High (+)
6ECA Speed Sensor (+)
7Ignition Supply (+) to ECA
8Not Used