Hi All, I thought I'd post this solution here, in case it's of use to other folk on the forum. Recently, the speedometer on my 2002 Rav4 (4.2) VVTi 1998cc Petrol, failed. To begin with, I was driving down the motorway, and the needle went nuts, dropping to 0 MPH then coming back up to my cruising speed, on and off in quick succession. After about 5 minutes of the speedometer needle bouncing up and down, it finally stopped altogether. After about 20 minutes of further driving, the Engine-Manag