Hi, I recently visited a Toyota garage to put my Urban Crusier in for a full service (59 plate). The car was returned and within a day the Yellow spanner light came on and flashed constantly. I took it back and they reset the timer, which worked for 2 days i have been back 4 times and each time it has been reset. The light comes once once you have been driving for a bit, there is no rhyme or reason as to when the light decides to come on, but it stays on until you turn the engine off. The ga