Remove the fuse from its holder. In some cases you may need a small screwdriver to unscrew the fuse holder cap. Look at the fuse wire. If there is a visible gap in the wire or a dark or metallic smear inside the glass then the fuse is blown and needs to be replaced.
Turn your car on, but do not start the engine. Turn the radio off. Hold the radio power button down for a few minutes until it resets.
What causes no sound on car radio?
Check each set of wires and speakers to be sure no wire or lead is connected to a chassis ground. The radio will see this as a short and turn off the internal amplifier causing the on but no sound issue. Each speaker connected to the radio needs dedicated positive and negative leads from the radio to each speaker.
Most probably, the power wires of the stereo are in bad condition. While one power wire is always out, the other only heats up with the ignition key. But, if their functions get inverted, the stereo will stop working. If these power wires do not have any voltage, it is time to replace them.
How do you know if your radio fuse is blown? – Related Questions
How do you diagnose a car radio problem?
Use a multimeter to test the stereo’s two power wires. This will help you determine if there is broken or faulty wiring. One power wire provides power to the stereo’s memory and is always hot. While the other wire is only hot when you turn on the ignition.
Can a weak battery cause radio to not work?
Can a Bad Battery Cause Electrical Problems? Yes, if your battery is underperforming it can cause systems within the vehicle to malfunction. A bad battery can also result in air conditioners, stereos and other applications not receiving enough power to function properly.
What could be some reasons a car radio isn’t turning on?
5 REASONS WHY YOUR CAR RADIO MAY HAVE STOPPED WORKING IN THE PORTLAND AREA
Your Radio May Be Equipped with Anti-Theft Technology.
Antenna or Tuner has a Problem.
There’s a problem with the Speakers or Their Wiring.
There’s a Problem with the Wiring.
A Fuse Needs to be Replaced.
How do I get my radio to turn on?
What does a blown radio fuse look like?
Is my car battery dead if the radio still works?
Even if your lights, radio or accessories turn on, your battery may still be dead or undercharged. These components require a lot less power than the starter. Therefore, your battery may have enough ability to turn the radio/lights on, but not enough to turn on the starter.
If your car is newer, the battery will probably last for four to six hours with the radio on. If you have an upgraded sound system with additional amplifiers, subwoofers, or speakers, however, your battery might drain more quickly. Adding a subwoofer, for example, can reduce the battery life to.
Can a blown radio fuse drain car battery?
No, it’s unlikely that a blown fuse is draining your battery. A fuse is a conduit for electricity. A blown fuse will simply stop a headlight or turn signal from functioning. In some cases, it can lead to an open circuit that draws energy.
How long before radio kills car battery?
According to experts, when using a standard car battery, the radio will run for about 8 hours before the car battery runs out. However, if your car has an amplifier and a subwoofer, the radio’s listening time before the battery is discharged is reduced to about 6 hours.
What drains a car battery?
“Electrical devices or lights left running, a defective charging system or alternator, and extreme weather are some common reasons but maybe it’s just time to get a new battery.”
Can a radio drain a car battery?
It’s not uncommon to want to leave your radio on while your car is parked. After all, who doesn’t love listening to their favorite tunes? But, unfortunately, if you let your radio run for too long without the engine on, it can drain your battery.
How long can you run radio with car off?
The radio itself doesn’t use an awful lot of power, so it’s very unlikely that you’re going to end up with a dead battery from one listening session. On average, a regular car battery that’s powering a regular car radio will generally keep going for a whopping 10 to 12 hours.
Most stock audio systems (without subwoofers) will only draw roughly 5-10 amps (60-120 watts). These systems are designed to sound good without demanding too much from the battery. 48 amp hours would run a 5-amp audio system for 9.6 hours before it would be fully drained.
How long can I sit in my car with the AC on?
As long as the engine is running and you aren’t running low on fuel, you can keep your car idling with the AC on for as long as you’d like. However, you will want to avoid doing this with the engine off, as this will use up almost all of your battery power in a short time, leaving you in need of a jumpstart.
Does playing music in car drain gas?
Ray: And the place the engine gets its energy from is the gasoline. So any device in the car that uses energy – the air conditioner, the headlights, the portable juicer and even the radio – does reduce your gas mileage by some amount.
Is it OK to put gas in a running car?
Technically the answer is you can. The reason is simple: Directing gas into a fuel tank while a car is running is harmless, provided that there isn’t a spark nearby. Indeed, watch a NASCAR or Formula 1 race, and that is exactly how pit crews refuel — with the race car running.