Where is the brake light switch relay?
A brake light switch is a small electrical relay attached to the brake pedal. It is typically installed above the brake pedal and (hopefully) activated every time your pedal is pressed.
What would cause a brake light and turn signal not working?
One of the most common reasons behind brake lights not working is blown out light bulbs. Use screwdrivers to remove the bulb and check if it has blown out. A replacement may be required if the bulb has turned black or if you can see a broken filament inside.
Do brake lights need a relay?
You only need a Brake-Lite Relay if you’re installing a supplemental towed vehicle braking system that pushes or pulls the brake pedal. With the engine off, step on your brakes. If the brake lights do not illuminate, you do not need a Brake-lite Relay.
What happens when brake light switch goes bad?
If the switch is bad, the brake lights won’t operate and the transmission shifter will not come out of the “Park” position. In cars with a push-button start system, a faulty brake light switch can cause the vehicle not to start. Often, the brake light switch could be sticking and work intermittently.
Why my brake lights wont turn off?
The brake lights won’t turn off if the switch is stuck or not working properly. You might need to adjust or replace the brake switch to fix the issue. The automobile battery starts to drain if the brake lights are ON for long. You can replace the switch from the brake pedal to identify the problem.
Where is the bulb failure relay on a Volvo?
The bulb failure relay is in the front left corner of the relay plate, and is red and round. [Self-Diagnosis from Guy Jett] It was the bulb out relay. The counterperson at the local Volvo dealer said “Oh yeah, they go out all the time.” Note on diagnostics.
Where is the fuse relay on a Volvo 760?
Beneath it you will see the relay tray behind the fuses. For 760/960 cars, starting in the 1988 model year the relays are mounted under the left hand console panel, just the the left of the front passenger’s left knee. Pull gently on the panel and it will unsnap.
What is wrong with the central electrical unit on a Volvo?
It was fine when new, but too many heating cycles weaken the grip of the fuse holder on the fuse after 15 years. This is a very common problem on 700 series Volvos. Unless your car has over 200,000 miles on it, the only part of the central electrical unit that will be bad is the fuse holder for fuse 16.
What is the number for the Turbo relay on a Volvo?
According to the Pocket Date Book from Volvo, all F/T engines (both Bosch and Regina systems) through 1993 use the -608 white relay regardless of turbo/non-turbo. For 1994 and after, B2XXF NA-engines use the -270 relay and T turbos use the -608 relay. All E engines use the -639 relay. However, some 760 Turbos use the green 1362914 relay.