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p1121

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  1. Julie J
    Thread

    P1121 - just assume coolant control valve?

    Ok, I know zero about cars but a quick study. 2009 Prius, 85k miles. Runs great. No obvious problems except for check engine light. With p1121...
    Thread by: Julie J, Jun 28, 2023, 5 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  2. Alex Priusfixer
    Thread

    Coolant Flow Valve and Battery Relationship?

    Hi y'all, I have been driving my 2005 Prius around with the check engine light and error code P1121 for about three years, no problem. The...
    Thread by: Alex Priusfixer, Feb 19, 2023, 3 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  3. Josh Gold
    Thread

    P1121 PSA - Low Inverter Coolant

    This is just a public service announcement for any rookies like me. I got the P1121 code and ordered the part to replace my coolant flow valve....
    Thread by: Josh Gold, Dec 28, 2022, 5 replies, in forum: Gen 2 Prius Main Forum
  4. 2009PriusDriver
    Thread

    P1121 Error Code

    I have a 2009 Prius with 179k miles. I was driving home from work and my Malfunction Indicator Lamp warning light came on. Once I made it home, I...
    Thread by: 2009PriusDriver, Nov 30, 2022, 3 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  5. Danny S
    Thread

    Winter Is Coming - Coolant Valve (P1121) & Inverter Pump replacement + maintenance at 200k miles

    Been reading the forum for a long time & just now signed up to get some specific advice. Huge thanks to everyone's contributions to this forum!...
    Thread by: Danny S, Nov 7, 2022, 4 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  6. speedy_bee
    Thread

    P1121 and P1116 Under Warranty?

    Hi there! I'm new to Prius Chat so my apologies if this question has been asked before. I'm in California and my 2008 Prius with 120k miles on...
    Thread by: speedy_bee, Oct 25, 2022, 4 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  7. Lauren Everett
    Thread

    Low on gas and then P1121 coming on and off for 400+ miles

    Hi everyone, I've searched and searched for an answer to this but no luck, so hopefully someone here has experienced this or has some idea of...
    Thread by: Lauren Everett, Jun 21, 2022, 6 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  8. sandiegoprius
    Thread

    P1121, P1116, and TRIANGLE OF DEATH!!!

    The P1121 and P1116 codes have been present, on and off, for a while. I frequently drive from LA to SD. This morning, the triangle of death...
    Thread by: sandiegoprius, Feb 22, 2021, 5 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  9. Sugaraddict
    Thread

    Master Warning Light, P1121, and P1123

    Hey there all, I bought my 2005 Prius last year, its my first car, and I've already fallen in love with it. A little while after purchasing the...
    Thread by: Sugaraddict, Feb 21, 2021, 7 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  10. JamienEssex
    Thread

    A prius related victory

    Hello. First time poster here, and I wanted to share a story of conquest I recently through. It's a little long, so forgive me. My girlfriend...
    Thread by: JamienEssex, Jan 10, 2021, 13 replies, in forum: Gen 2 Prius Main Forum
  11. Dylan Watson
    Thread

    P1121 error code help!

    Hello, I have a 2007 Prius with 132k miles and my dash light came on for check engine. it came back with a P1121 code. The dealership I took it...
    Thread by: Dylan Watson, Dec 31, 2020, 3 replies, in forum: Newbie Forum
  12. Lemonlizard
    Thread

    Never owned a car before - I have some questions!

    Hi all! It's nice to meet you :) I bought my first car earlier in the year: a 2005 Prius. Something about it drew me in and I absolutely love it....
    Thread by: Lemonlizard, Dec 15, 2020, 9 replies, in forum: Gen 2 Prius Technical Discussion
  13. KJT930
    Thread

    2005 fixxer upper after head gasket...engine codes and smoke

    Hello everyone, im new here and have been reading around on the forum for a little while now. I am not new to working on cars and motorcycles but...
    Thread by: KJT930, Nov 24, 2020, 1 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  14. Bacon_Is_A_Pooper
    Thread

    Timing chain replacement and other codes, parts lists or general info/help

    Hello, I have a '04 gen 2 Prius reading code p0016, P0420, and P1121. I know what the codes are for, I have a replacement pump already from a...
    Thread by: Bacon_Is_A_Pooper, Nov 3, 2020, 18 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  15. ProblematicPrius
    Thread

    P1121 code - what all do I need to do?

    My 2006 (153k miles) came up with a CEL on my way home last night, plugged in my OBD2 and got P1121. I've researched around a bit, watched some...
    Thread by: ProblematicPrius, Jul 24, 2020, 1 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  16. Mike2006Prius
    Thread

    2006 Toyota Prius - Hybrid Battery Car Scanner ELM OBD2 DTC report Selected brand: - ELM OBD2 CODES

    Using this scanner, this is what popped up.... DO THEY ALL JUST CORRELATE WITH THE HYBRID BATTERY NEEDING TO BE REPLACED? THANK YOU FOR THE...
    Thread by: Mike2006Prius, Jun 10, 2020, 0 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  17. Sudo
    Thread

    P1121 error is it safe to drive?

    Hello Prius owners and mechanics, I’m new 2008 Prius owner. Recently, the check engine light came up. Upon quick pc scan, We found p1121 error...
    Thread by: Sudo, Jun 1, 2020, 1 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  18. Spencer Coleman
    Thread

    CHS Valve premature failure?

    Hay ya'll! My vehicle is an 07 Toyota Prius. So I just replaced my Coolant Heat Storage (CHS) valve due to a P1116 code and determined that the...
    Thread by: Spencer Coleman, May 1, 2020, 1 replies, in forum: Gen 2 Prius Technical Discussion
  19. Fatmatt86
    Thread

    Check engine light on, P1116, P1121, P1123 codes

    The check engine light keeps coming on. I have a FIXD device and it keeps showing P1116, P1121, P1123. This happened about 2 months ago, so I...
    Thread by: Fatmatt86, Feb 15, 2020, 35 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  20. Timothy Jones
    Thread

    Bunch of codes bunch of problems

    Have a 2008 prius, 130k mi Codes pulled at auto zone: P1121 coolant control valve(just replaced a month ago and it came back) P1122 & p1123...
    Thread by: Timothy Jones, Jan 12, 2020, 10 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
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