turned off the high-voltage CHCM. I measured the resistance on it and it was 3 ohms On
the case I changed this block 22851153. Sorry I can't add a photo here
Errors read DGS2 gm mdi and scanner (launch) wrote everything in the same way, solved the problem by disconnecting the high-voltage connectors from the fuse block, the car started after turning off the pre-heater
It's a pity error PС078 covers many other faults that cannot be detected by the scanner, I found the cause of the faulty module that was blocking everything, the repair took a long time
I completed the entire process of resetting errors. I checked the battery charge at 12.5 volts. After resetting the errors, I disconnected the battery. I turn on the ignition, errors P0C78, P0ABC. P0A0C. U1861. P1E00. I have a question for you: perhaps the absence of motor 94558478 and error U0284 a...