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View Full Version : vectra c psg16 elobau (tva) off



bonux
7th November, 2018, 12:58 PM
Hello friends, i need help with disabling elobau (tva) valve on vectra c with psg16 ecu, it has fault code p0638, thanks!

bonux
7th November, 2018, 12:59 PM
ori file attached

imdarex
8th November, 2018, 09:13 AM
I see that you have tried to modify file using software. Lot of DTC are deleted... It is not original file.

imdarex
8th November, 2018, 09:35 AM
Anyway.. This is TVA (elobau) off for your file. You will get no limp mode or DTC even if plug is disconnected. Correct checksum before writing.

bonux
8th November, 2018, 11:09 AM
thanks for help, problem solved, tva valve was stuck, after repairing car drives ok with no issues, thanks!