pinging ping knock

  1. ZFORCE
    Thread

    Engine coolant change, engine now pinging when under load.

    Hello I have an 04 Australian model NHW20R with NO coolant storage tank (Thermos) or electric pump. I performed a coolant change on the engine, I...
    Thread by: ZFORCE, Apr 23, 2019, 2 replies, in forum: Gen 2 Prius Technical Discussion
  2. TaiDinh
    Thread

    Pinging with warm engine in hot weather

    Before posting, I have checked numerous of other threads for solutions and tried plenty of potential fixes, but the issue still occurs. My 2008...
    Thread by: TaiDinh, Jul 28, 2016, 23 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
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