u/IN54NE760

▲ 4 r/prius

Need help “check hybrid system”

2010 prius. Ive been chasing a coolant overheating light going uphill for more than a minute+. Ive replaced the entire ice coolant system. Headgasket is fine I block tested it. Eventually i realized my inverter pump is completely dead. Yesterday i replaced it. (Aisin) Had to remove the entire inverter to do so. Everything put back together but now my prius is completely bricked. It wont go into ready. I get 4 codes on my scanner P0A40, P0A41, P0A4C, P0A4C. Orange safety plug is in aswell as the inverter cover plug. Aswell as the main inverter wire harness ive seated it multiple times. Im already about 13 hours into trouble shooting this ive taken the entire thing apart and put back together multiple times already. One thing I did notice is to the right of the inverter my car has no ground like the instructional video from nutsandbolts youtube video. But at the same time this car was running before I attempted this job. Any help would be great.

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u/IN54NE760 — 1 day ago