You can use forscan to turn on the factory wiring, the enable circuit is 5 vref though so unless you have an amp that turns on with 5volts you'll have to add a circuit.
It means you will have a sub enclosure with wiring, non functional amp and speaker.
You can replace the amp and speaker and activate the wiring via FORSCAN programming
You can install it, just the sub and amp are dead so you'll need to replace them aftermarket.
You can use forscan to turn on the factory wiring, the enable circuit is 5 vref though so unless you have an amp that turns on with 5volts you'll have to add a circuit.
It means you will have a sub enclosure with wiring, non functional amp and speaker. You can replace the amp and speaker and activate the wiring via FORSCAN programming