hmmmmmmmmmmm
this is making me think...
I've just gotten the waterpump and thermostat replaced in mine, and as expected, it's a 3.1
mech says that the signal isint processing. The relay to kick on the fans is operational, but the signal to trigger the relay itself isint working.
Total cost so far: about 200 bucks. I dont want it to get any more expensive than this...