C 187 to replace ADL2

[95wagon]

Hello,
Is it a , wiring wise , plug and play?

I was trying to compare the pin outs and , nearly, everything looks the same.

Thanks for any input

[Stephen Dean]

Hi,

There are a number of important differences between the two devices,

Code: Select all

Pin     ADL2          C18x
6       Not Used     Sensor 0V
15     Aux Out 7    RS232-2 Tx
16     Aux Out 8    RS232-2 Rx
29     Lambda 1+   Video 1
30     Lambda 1-   Video Gnd
31     Lambda 2+   Video 2
32     Lambda 2-    Video 3
59     Switch In 3   CAN 4 Lo
60     Switch In 4   CAN 4 Hi
67     RS232 Tx      Ethernet Tx+
68     USB Gnd       Ethernet Tx-
70     USB Power   RS232-1 Tx
71     0V CAN        CAN 3 Lo
72     8V CAN        CAN 3 Hi
77     USB Data -   Ethernet Rx+
78     USB Data +  Ethernet Rx-

[95wagon]

Missed some of those that are important to us, thanks.
Looks like we will need to build an adapter harness as we do not want to open up the original harness,

Gerry