Where is ac drain hose infinity qx4 2000?

The A/C drain hose on a 2000 Infiniti QX4 is typically located on the passenger side of the vehicle, near the firewall. It is usually a rubber hose that extends from the A/C evaporator case and drains condensation outside the vehicle. To access it, you may need to look under the vehicle or remove certain panels in the engine bay. If you're having trouble locating it, referring to the vehicle's service manual can provide more specific guidance.