Originally Posted by stevemccl

That's an idea - unfortunately the testing procedure in the UK requires that the lights be visible during the 'ignition on' phase before the vehicle has started. I suppose this is some kind of testing procedure which the vehicle goes through prior to starting the engine - and also eliminates the chance of a driver removing any diodes/bulbs from an instrument cluster prior to MOT testing. *Ah, the good old days - when you could stick a piece of tape over the dash light . :-)

*Disclaimer: I get the safety issues with certain vehicles and the reasons for dash warning lights. It's just really frustrating when you maintain a car well, it drives perfectly and passes all braking and emission tests, yet cannot be allowed on the road because nobody can diagnose why the lights are appearing.