neoVI Blue Vehicle Side Connections
Main

Applies to
neoVI Blue

You can connect neoVI to the Vehicle via the 25 pin D-Sub connector.  All of the Vehicle networks and power for the neoVI device itself come from this connector.  A listing of the pins of this connector is provided in Table 1 below.

Note that the neoVI connector pin-out is also diagrammed on the bottom of the neoVI device.

Table 1 - The neoVI Connector Pin Descriptions

Pin Name Description
1 SW CAN Single Wire CAN
2 J1850 VPW J1850 VPW (Class 2)
3 LSFT CAN H Low Speed Fault Tolerant CAN High
4 LSFT CAN L Low Speed Fault Tolerant CAN Low
5 J1850 PWM L J1850 PWM (Ford SCP) Low
6 J1850 PWM H J1850 PWM (Ford SCP) High
7 ISO L UART/ISO9141/Keyword Line "L"
8 ISO K UART/ISO9141/Keyword Bi-directional Line "K"
9 MISC 3 Miscellaneous Signal 3
10 MISC 4 Miscellaneous Signal 4
11 MISC 5 Miscellaneous Signal 5
12 MISC 6 Miscellaneous Signal 6
13 PWR GND Electrical Ground
14 HS CAN H High Speed CAN High
15 HS CAN L High Speed CAN Low
16 MS CAN H Medium Speed CAN High
17 MS CAN L Medium Speed CAN Low
18 LIN LIN
19 J1708 H J1708 High
20 J1708 L J1708 Low
21 MISC 1 Miscellaneous Signal 1
22 MISC 2 Miscellaneous Signal 2
23 SCI Tx Not Used
24 SCI Rx Not Used
25 VBATT Electrical Positive Supply 7-25 VDC

 


Figure 2 - The OBD-II / J1962 Connector Vehicle End View

Table 2 - OBD-II Pins and their corresponding neoVI signal

J1962 Pin J1962 Pin Description neoVI Connection neoVI Pin
1 Discretionary* (GMLAN SW CAN Line) SW CAN 1
2 + line of SAE J1850 J1850 VPW or J1850 PWM H 2 or 6
3 Discretionary* (GMLAN MS CAN H) MS CAN H 16
4 Chassis Ground Do not use for neoVI.  
5 Signal Ground PWR GND 13
6 Discretionary* (GMLAN HS CAN H) HS CAN H 14
7 K Line of ISO 9141-2 ISO K 8
8 Discretionary*    
9 Discretionary* (GM ALDL)    
10 - line of SAE J1850 J1850 PWM L 5
11 Discretionary* (GMLAN MS CAN L) MS CAN L 17
12 Discretionary*    
13 Discretionary*    
14 Discretionary* (GMLAN HS CAN L) HS CAN L 15
15 L line of ISO 9141-2 ISO L 7
16 Un-switched Vehicle Battery Positive VBATT 25

* Discretionary means that the J1979 specification leaves this pin for use by the manufacturer.

 neoVI   Documentation - (C) Copyright 2000-2020 Intrepid Control Systems, Inc.

Last Update: Thursday, July 09, 2009