Did my car radio suddenly stop working?
Blown Fuse: One of the most common reasons for a car radio to stop working is a blown fuse. If the radio itself will not turn on, chances are good that there’s one or more blown fuses causing the problem. This can also cause fuses to blow in rapid succession (you replace a fuse and it blows again shortly after).
Why did my radio sound stop working?
Typically when a car stereo produces no sound it’s usually caused by a shorted or grounded wire, defective speakers, faulty head unit/fuses, or setup is not yet complete with your radio unit.
Why will my radio not turn up?
Some of the most common issues include a blown fuse, bad or damaged wiring, and anti-theft modes that are often triggered when the battery dies. In order to track down the reason that your car radio won’t turn on, you’ll want to tackle each of these potential issues one at a time.
What do you do when your car radio wont turn off?
To fix this problem, you’ll need to make sure that the ignition switch is actually in the off position when you remove the key. That should allow the radio to turn off. In the long term, replacing the worn out cylinder will fix the problem. Check if your radio is designed to stay on for a set amount of time.
Where can I find the Volvo 850 service manual?
Below you can find the complete service and repair manual for the Volvo 850. All subjects (actually it are the chapters of the 850 service manual) are seperated in a single webpage. Click on the item you want to view and it will open in a new tab/window. Seats (powered and heated) troubleshooting, diagnostics, wiring diagram & repair instructions
What happens when the AC is turned off on a Volvo 850?
If A/C is switched off using the AC OFF switch, ECC control module will cut supply voltage to relay, turning off compressor. However, this does not apply when air distribution control is in defrost setting, since A/C is always on in this case.
How does the heater work on a Volvo 850?
The ventilation damper is operated by damper motor through 2 gear segments; one fitted to damper motor shaft and the other on ventilation damper shaft. Heater (blower motor) fan speed is variably controlled by ECC output (power) stage in response to signals from ECC control module.
When to turn on the ECC in a Volvo 850?
The ECC control module normally supplies voltage to A/C relay, except when heater (blower motor) fan is off and vehicle speed is less than 20 MPH, when heater fan is off and recirculation is on, or momentarily when under full acceleration.