Parts for your 2002 Toyota Prius-Heater hose

2002 Toyota Prius Heater Hose — What It Does, Why It Matters, and When to Replace It

Yes, the 2002 Toyota Prius absolutely uses heater hoses. Toyota’s own technical publications show them clearly: the Prius Repair Manual for 2001–2003 (RM784U, Heating/Air Conditioning section) illustrates the heater core fed by dedicated rubber coolant hoses