Hi All, My 2003 1.4 D4D started to idle eratic (up and down) and also became 'jerky' when running. Read lots of posts, spoke to local garage and even tried recon MAF with no success - then found solution from BobHT on this yaris forum. I have included below incase you can't find easy. Must be an issue as mine has onlt 30,000 on clock but an air hole (quite large) was completely blocked. Also note that I first tried just removing the rubber hose from the top of the throttle body - I think thats w