Parts for your 2002 Nissan X-trail-Water pump

2002 Nissan X‑TRAIL Water Pump — What It Does and When To Replace It

Technical sources confirm the 2002 Nissan X‑TRAIL (T30) is fitted with a conventional engine water pump. The Nissan Factory Service Manual for the T30 (Cooling System, CO section) details water pump inspection and replacement for both the QR25DE 2.5‑litre petrol and YD22 diesel engines, describing a belt‑driven pump mounted to the engine front. Application catalogues from major suppliers (e.g., Gates and Aisin) list direct‑fit replacement pumps for the 2002 X‑TRAIL, and Nissan’s parts catalogue (FAST) lists a “Water Pump Assy” for T30 variants. So, the water pump is absolutely relevant on this model.

On this X‑TRAIL, the water pump circulates coolant through the engine, radiator, and heater core to keep temperatures in check and the cabin heater working. It’s spun by the accessory belt, and uses an impeller, bearing, and seals to push coolant reliably. If the pump’s bearing or seal wears, coolant can seep out and temperature control goes pear‑shaped pretty quickly.

There’s no fixed kilometre‑based replacement interval for the 2002 X‑TRAIL water pump