Fog Lights Hexed Electrical Diagnostics for the Tenacious

You can rule out a bad light by plugging the driver side light into the passenger harness. If it blows its something else. Like. Reactions ... ... fog lamp circuit isn't broken and shorting out somewhere along the way. I chased an electrical gremlin like this for a year with my dome light ... Some people hook up their foglights directly into the POS of their driving lights. This is bad. Because the current and wiring that is going to ... How to diagnose and fix illumination, park lights, rear fog light and front fog lights which no longer work, using a wiring diagram or basic ... Touch P2 and have someone turn Fog on/off and see if you can feel it "click". If so, then the relay is good and either the bulbs burned out or ... While getting my regular service I asked to have my faulty fog lamps looked at. Turns out, they are shorted out due to moisture, ... Check polarity. LED's are picky. If they're hooked up backwards, they won't light. He could not work out why the light remained on. Assessed all the fuses related to the fog light. Removed the fog lamp. He decided to short the ... This. It may be that the fog lights were just barely not enough to blow the original fuse, and the new fuses, while still the same rating, go at ... Yeh, sounds like the bad relay. I would recommend you to replace the fog light relay before going any further if that doesnt work you have a ...