Are there fuses in relays?
Remember, a relay is not a fuse; there will still be a fuse to protect the circuit.
Can a bad relay cause a blown fuse?
I have never seen a relay coil short ciruit that would cause alot of current to flow and therefore blow a fuse. Most common failure with a relay is the actual contacts or less likely the energizing coil goes open circuit and no current flows to energize the contacts.
What is the difference between an overcurrent relay and a fuse?
A relay can be reset and put but back into service after an overload. A fuse needs to be replaced after every fault. A circuit breaker can be reset and put back into service after clearing a fault. When there is an overload, the relay operates, protecting the downstream load.
What are the fuses on a Ford Expedition?
Manual climate control mode switch, Rear window defroster relay coil, A/C refrigerant containment switch, A/C compressor thermistor, DEATC control head, DEATC solenoids, DEATC blower control, Trailer tow’ batteiy charge relay coil
Where is the power distribution box in a Ford Expedition?
Power distribution box Ford Expedition. fuse box locaton. The power distribution box is located in the engine compartment. The power distribution box contains high-current fuses that protect your vehicle’s main electrical systems from overloads. Identifying power distribution box (fuses and releys).
What are the switches on a Ford Expedition?
Brake Pedal Position (BPP) Switch, Brake Pressure Switch, Flasher Relay Generic Electronic Module (GEM). Brake Pedal Position (BPP) Switch Instrument Cluster, High Beam Headlamps (Power supplied through Multifunction Switch) Heated Backlit Switch, Left Extenor Rear View Mirror.
What are the fuses in the passenger compartment?
Passenger Compartment Fuse Box Diagram № A Description 1 7.5 Run/Accessory – Front wiper motor, 1 7.5 Instrument cluster, 1 7.5 Rear wiper motor 2 20 Turn signal/Hazard flasher,
