So, if your brake light fuse always blows out, this means that one of the electrical components on the same circuit has issues or problems that cause it to draw out more current than it should. When that happens, one of the components is probably causing the entire circuit to short out, which would then force the fuse to blow. DOCFIXIT. There is GEM module that could be out but first remove all running light bulbs to see if any of the sockets are melted. here is the running light wiring diagrams so you can see how the system works and a guide to help you test for a short. Here is the GEM module location in case it needs to be replaced. Check out the diagrams (Below). In the Ford products I have owned as well as other makes, the tail lights and the dash lights are on the same fuse. First, check for a burned out fuse. Your owner’s manual will tell you which fuse it is that you should check. If the fuse blows right away, then you need to check for a wire that has worn insulation and rubbing the body of the 68 posts · Joined 2008. #1 · Sep 16, 2008. 4 months ago I lost my tailights (running) and dash lights. Next day all was ok until tonight. Not sure where to start. Fuse panel? Ground wires. It acts more like a short since it temporarily fixed itself and is now back. Can't really imagine that it is a fuse. 2008 Ford Focus Tail Light Assembly. What are you working on today? Get an exact fit for your 2008 Ford Focus. Add a Vehicle. 1-1 of 1 Results. Ford Edge Tail Posted May 18, 2010. The bad earth (if it is that) will be at the point common to the brake / tail lights to cause this problem, i.e at the bulb socket. If its not a bad earth the next likely suspect is one of the rear brake / tail bulbs itself, the filaments may have shorted. 9sFn. New Member. 1. Ford Model: Focus. Posted December 3, 2009. Hi. I have a slight problem with my focus st170. Just the other day I noticed that my driver side tail light had stopped working. the brake light works fine. The passenger side tail light is fine as well. I just thought the bulb had gone so replaced it but with no success. Ford Focus tail lights not working I've got the exact same problem on my Ford Focus. Reading the above replies, i've opened and cleaned the tail light units,and checked all the fittings and bulbs are where they are meant to be. Unfortunately it hasnt helped and now my right rear break light isn't working either. Remove three screws over the lens, pull surround towards you. There are three clips along the bottom. Unplug the hatch/trunk button from the backside. Four 8mm screws/nuts on the corners. You'll see the harness on the top. Pry the clip gently and release the harness. theresa, this is what the manual has to say : Symptom Both tail lamps do not come on (Headlamps are normal). 1. TAIL fuse 2. TAIL relay (USA only) 3. Headlamp dimmer switch assy 4. Daytime running light relay (USA only) 5. Wire harness The tail lamp relay is relay number B, 2md from the left in - 2000-2007 Toyota Corolla DOCFIXIT. There is GEM module that could be out but first remove all running light bulbs to see if any of the sockets are melted. here is the running light wiring diagrams so you can see how the system works and a guide to help you test for a short. Here is the GEM module location in case it needs to be replaced. Check out the diagrams (Below).

ford focus tail lights not working