Code 301

Discussion in 'Gen 3 Prius Care, Maintenance & Troubleshooting' started by Prius1492, Dec 29, 2017.

  1. Prius1492

    Prius1492 New Member

    Joined:
    Dec 29, 2017
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    Location:
    California
    Vehicle:
    2013 Prius
    Model:
    Three
    Code 301, 302I have replaced coil and plugs. Problem is worse when engine is warm
     
    #1 Prius1492, Dec 29, 2017
  2. JC91006

    JC91006 Senior Member

    Joined:
    Nov 10, 2013
    16,672
    8,518
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    Location:
    Los Angeles, CA
    Vehicle:
    2008 Prius
    Model:
    II
    Is your car is over 150k miles and is losing coolant? There's a lot of reported head gasket issues
     
    #2 JC91006, Dec 29, 2017
    Raytheeagle likes this.
  3. Raytheeagle

    Raytheeagle Senior Member

    Joined:
    Jul 1, 2016
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    Location:
    Bay Area, California
    Vehicle:
    2019 Prius Prime
    Model:
    Prime Plus
    Welcome to Prius Chat (y).

    Can you give us some more details:

    • How many miles?
    • Any history of accidents?
    • Any oil consumption?
    • Cleaned the egr system out from cooler through intake manifold?
    Keep us posted (y).
     
    #3 Raytheeagle, Dec 29, 2017
    bisco likes this.
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