It should be no different than before. Just start it up. If it want start make sure the cables are tight. If this doesn't help you got other problems.
Make sure connections are on tight.
It could be the alternator or an electrical issue
Catalytic converter gone bad
Xterra - Nissan SUV XKE - Jaguar
The same way you started it before replacing the battery.
To reset the airbag light in a 2000 Nissan Xterra, first, ensure the ignition is turned off. Then, disconnect the negative battery terminal and leave it disconnected for about 10 minutes. Reconnect the battery terminal and turn the ignition to the "ON" position (do not start the engine) for about 10 seconds, then turn it back to "OFF." Finally, start the vehicle to see if the airbag light has reset. If it remains on, there may be a persistent issue that requires professional diagnosis.
To reset the computer on a Nissan Xterra, start by disconnecting the negative terminal of the battery and leaving it disconnected for about 10-15 minutes. This allows the computer to reset and clear any stored error codes. After the time has elapsed, reconnect the negative terminal and start the vehicle; the computer will reinitialize. If needed, you can also use an OBD-II scanner to clear codes more directly.
Mitsubishi Lancer Evolution X... (10)
To replace the oil pressure switch on a 2000 Nissan Xterra, start by ensuring the engine is cool and disconnect the negative battery cable. Locate the oil pressure switch, typically found near the oil filter on the engine block. Use a socket wrench to remove the old switch, then install the new one by tightening it securely and reconnecting the electrical connector. Finally, reconnect the battery cable and check for leaks after starting the engine.
To replace the EGR valve on a Nissan Xterra, first, disconnect the battery and remove any components obstructing access to the EGR valve, such as the engine cover or intake manifold. Next, detach the EGR valve by unscrewing the mounting bolts and disconnecting the electrical connector and vacuum hoses. Install the new EGR valve by reversing the removal process, ensuring all connections are secure. Finally, reconnect the battery and start the engine to check for proper operation.
To change the complete front wiper assembly on a 2000 Nissan Xterra 4x4, start by disconnecting the battery to ensure safety. Remove the wiper arms by loosening the nuts at their bases and gently pulling them off the splines. Next, detach the plastic cover at the base of the windshield and unscrew the bolts securing the wiper assembly. Finally, replace the old assembly with the new one, reattach the wiper arms, and reconnect the battery.
Does it turnover?