Some amps go into protect mode if they get too hot, which can prevent a permanent failure. The common cause of overheating is a lack of airflow. If the amp is located underneath the seats, or in another confined space, that may cause it to overheat.
Can a bad ground cause an amp to go into protect mode?
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How do I know if my amp is blown?
Test the sound by unplugging the sound cables or colored RCA wires.
- Hissing and crackling are often easy to fix by rearranging the wires or getting complimentary speakers.
- If the noise doesn’t stop, then you probably have a faulty amp to replace.
How do I know if my amp has bad ground?
How do you know if you blew your amp?
- Amp Doesn’t Power On. One sign that your car amplifier may be bad is if it does not power on.
- Decreased Sound Quality.
- Excessive Bass or Distortion.
- Protection Mode is Always On.
- No Output from Amp.
- Subwoofer Making Slap or Pop Sound.
- Blowing Amp Fuses Frequently.
- Amp Overheating.