1991 Volvo 740 "relay brake switch" Questions

...brake switch and relay. Please see my tip at http://www.fixya.com/cars/r6053280-lights_out_lights_not_out_bulbs_ok and let me know if you have questions. have some one check your brake light switch ...

...brake lights will not come on. the bulbs & fuse are not blown, and the switch under the pedal is working. I had the same issue on my 1989 740 GL. Mine ended up being the relay which is located behind ...

...brake lights work normally. Any suggestions???? There is a relay that controls the headlights, volvo calls it a step relay. You will have to check that power is getting to this relay. If not, check ...

...relay. If problem still occurs, change the O/D Solenoid on the left side of the transmission (2 bolts, 1 wire, 20 minutes). Be sure you THOROUGHLY clean the area around the solenoid before beginning ...

brake/tail lights don't work bulbs /lamps good nothing but turn signals and flasher work high doesn't lock in eithr but headlights light when handle is pulled what will you suggest? Thanks for any and

...relay or something that could cause this? also i have checked the other two switches on the panel and they work. i have my dash wide open and am open to any suggetion thank you jory check to see if ...

...brake relay switch the same as the brake switch? My brake lights stay on when the pedal isn't pressed down No, the switch is above the brake pedal and the relay is under the hood. The problem can be ...

switch in hand plug it in and operate it with your thumb to see if lights now work. If this fails then check relay panel and locate brake light relay, it my be “systemed” in with anti-lock brake relay

brake lamp relay in the underhood fuse box. Swap the relay with one that looks just like it and recheck the brake light operation. If the relay is no good replace it. If the relay is swapped and still

relay are OK, check the brake switch above the brake pedal. Is the switch button coming out when you press on the brake? If not, replace switch. If yes, try taking the connector off the switch and put