Re: 1995 Discovery 2.5TDi - ECU codes
In message <email@example.com>,
Jacqui <firstname.lastname@example.org> writes
>Thank you for the info. As you say, I can see the OBD socket below the
>fuse box cover but uncertain exactly to which ECU it connects. When
>hunting for the ABS ECU under your guidance, I came across yet another
>OBD-like plug hanging about behind the Glove Box. It gave no clues
>what ECU that comes from.
>Unlike Peters 96 Disco mine has plain old mechanical diesel pump
>control so it is not exclusively for that!
>If only someone could give me the details of what is what with all
>these plugs and the "wake up" byte codes for this stuff I would go
>ahead and write a computer program to suck all the error codes out and
>done with it. Already got the baud rate issue sorted but certainly
>Wabco is uncooperative on bytecode information.
>Anyhow, I will keep on searching for the blue plug.
There will only be one OBD II plug that is the whole point. The OBD II
plug connects to all ECU's in the car. But yours is a bit of a change
As for writing your own software, I would not waste your time. wabco C
Type 3 on that age of landrover is hard enough to get the fault codes
from when using the genuine equipment. So you would be fighting a
Just out of interest.....If you can't find the ECU and you can't find
the blue plug ......Are you sure you have ABS fitted??????
On a DIY basis you can get the flash codes once you have found the blue
My diagnostic system does say the blue plug can be found under the seat
but I have only ever found this to be true on Range Rover Classic.
The pin outs for the OBD II socket are:
Pins: 1,2,3,6,9,10,11,12---Not Used.
Pin 7 Channel A bidrectional data(k line) for ABS and all EMS.
Pin 8 Channel D Lucas 10 AS Alarm
Pin 13 Channel B data in (L line) Used for airbag
Pin 14 Channel B data out (K line) Used for air bag
Pin 15 Channel A data in (L line) only used for wakeup on some systems
Pin 16 12 volts power.
Save you self a huge amount of time and get it booked into a good