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Chap, thanks for all of your help. I did find the bad wire the old fashion way, by looking at the splices and seeing one that was discolored...
Okay, thanks for all the input. I am still going to say that the relay was the issue, as I wiggled it back and forth and the fans went off and on...
I have an update and another issue. First off, the communication problem that I was having turned out to be a relay that went bad. It is the...
still having issues, and have no clue what to try next. The Error code P1600 is now gone, but the P1636 is now on all the time instead of...
Okay, more problems that I don't see on this forum. Now I am getting a new error code: P1600: 1. X Manufacturers control P16 computer and...
Update: I had the traction battery out of the vehicle, so I gave all the cells a quick charge, put it back in and let it sit with the key on for...
I can now hear a click from the traction battery when the ignition is in the on position, and I do not get the error code. I could not hear a...
Okay, I did replace the ECU under the floorboard and that took care of my error code P1636. I can not hear a click in the traction battery case...
Okay, still looking for answers. I pulled the cap off of the output from the traction battery and tested across the leads and got zero volts with...
Anyone have any suggestions? Pretty much lost on this one. Does the CPU need to be flashed? I never get the ready light, but the security light...
I know that there is a flashing processes that you have to do with a lot of ECUs when you install them, but that involves special equipment that I...
Okay, I haven't done anything on this for a while as the plan was to sell it until it wouldn't start. I don't have thousands of dollars in...
I have a hayes manual, which does not cover the hybrid system very well.
Sorry, I did not see a Generation 1 forum. I have a 2003 Prius that has error code code P1636, indicating that the HV ECU is not communicating....
