What's this called?

Discussion in 'Gen 2 Prius Care, Maintenance and Troubleshooting' started by GSH60, May 1, 2026 at 2:49 PM.

  1. GSH60

    GSH60 New Member

    Joined:
    Aug 15, 2025
    3
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    Location:
    Lawrence, KS
    Vehicle:
    2004 Prius
    Model:
    Two
    I replaced this less than 2k ago and its leaking from the top (where i'm pointing). Coolant modulator?
    Thanks in advance.
     

    Attached Files:

    #1 GSH60, May 1, 2026 at 2:49 PM
  2. PriusCamper

    PriusCamper Senior Member

    Joined:
    Mar 3, 2012
    13,173
    5,328
    0
    Location:
    Pacific Northwest, USA
    Vehicle:
    2007 Prius
    Model:
    Two
    3-way coolant valve... How much did you pay for it? Was it new or used? Was it OEM or aftermarket?
     
    #2 PriusCamper, May 2, 2026 at 3:12 PM
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