is it manual or AMT - for AMT now savoc.net got the guide how to fix the AMT components rathen than replace the whole set worth if few Ks.

MT actually more reliable.
-peek underneath is there rust on the driveshafts.
-check the suspensions, shock absorbers for any leak - is the ride ok, comfortable?
-pop up the bonnet, engine should not be vibrated during idling, any wear sounds, squeaks;faulty ingition coil or spark plug cables will lead to severe jerks during drive/idling - smell of unburn petrol in the exhaust.
-got hard to to start prob? TDC/crank sensor - try this when drive slowly at 2nd gear - ur car shouldn't have jerking when nearing 1000 rpm from higher rpm.
-check if there any leak from the coolant hose, brakes, power steering - look out for stains.
-check the health of the coolant system from the expansion tank - should not have rust color coolant/water.
-check the interiors for any broken plastic etc
-temperature gauge 3 bar all the time...should not exceed 3 bar.