Not sure about previous owners replacing it but there's no tamper dot on the display. The fact the lights flicker with the bulb test suggests it's intended for normal incandescent bulbs so I'm thinking it is original.
Nothing to lose by doing that, certainly.
TBH the cylinder heads on these vehicles are so complex what with having all the injection gubbins in them,
I'd also be giving the starter motor a large dose of looking at.
Those sounds, cos to me there...
Looks like it, people tend to disappear once their problem is 'resolved'. In this case it was either fixed or "fixed" as suggested in the first post :-)
Well, finally figured it all out.
Got trailered back to Oxford last night and spent the day messing about.
There seemed to be a few issues all rolled into one. Exactly which one was the cause I don't know.
The steering lock was duff, managed...
Well been doing some digging, It appears we are both right.
The early (covered by Rave) and which had the Wabco do indeed have inlet and exhaust through the same filter it would appear. They also have a Hold button in the suspension dial seems...
This says to me the compressor can't get any pressure into the system. Not tried it but assume there's a way to disconnect the output connection and see if you can stop the air with you thumb over the hole. Assuming you don't have a pressure...
Have you tried the battery disconnect for half hour reset procedure. And shorting the terminals together (NOT BATTERY TERMINALS) to drain residual power from the ECU's?
That is exactly the sort of set I was referring to. I got mine when I was 18 (18 years ago) so it does not look like that and it is still in regular use and I have only broken one spanner and that was through mis-use, but as long as you don’t tel...