Yes, the 1993 Toyota Paseo has a relay for the stop lights, which is typically located in the fuse box. If the stop lights are not functioning, it's a good idea to check both the fuse and the relay, as either could be the cause of the issue. Additionally, the brake light switch, which is located near the brake pedal, should also be inspected.
No
The brake lights in your 1983 Nissan pickup truck are controlled by the brake light relay switch. When the brake light relay switch malfunctions the brake lights will stop working.
The stop light relay on a Volvo 940 is typically located in the relay panel, which is found under the dashboard on the driver's side. To access it, you may need to remove the cover of the relay panel. The specific relay for the stop lights is often labeled, making it easier to identify. Always refer to your vehicle's manual for precise diagrams and locations.
Bulbs burned out or fuse and or relay popped
Check the bulbs, check the fuse, check the flasher relay, in that order.
Headlights - H4 Side repeaters - 10mm W5W Trunk - 10mm W5W Foglights - H1 Parking lights - W5W Indicators - P21W Taillights (stop lights) - P21/5W Taillights (indicators) - P21W Reversing lights - P21W Licence plate light - W5W Spoiler brake light - P21W from: (http://www.socaltercel.com/riko/Paseo%20&%20Cynos%20catalogue3%20-%20Exterior.pdf)
brake relay or sensor
The stop light relay is typically located in the vehicle's fuse box or relay panel. This panel is usually found under the dashboard, near the driver's side, or in the engine compartment, depending on the vehicle's make and model. To locate it, refer to the owner's manual, which provides a diagram of the fuse and relay locations. If you're experiencing issues with the stop lights, checking the relay is a good troubleshooting step.
Bad switch, bad relay, short to ground in the circuit.
Probably a blown fuse or bad relay.
To stop running the DRL daytime running lights in the 2005 Toyota Echo the headlight relay needs to be modified. The DRL module on the relay needs to be cut and relay inserted into the harness.
Most likely the relay responsible for signal has failed. But you need to start from the fuse box next to the steering wheel. Check if the fuse responsible for the lights is ok. If it's you need to remove and test the relay. if the lights come on but just do not flash you have a defective flasher relay. Replace it.