Jlq1969 Well-Known Member Joined May 5, 2018 Messages 1,800 Location Argentina Jan 6, 2023 #21 TOS said: This morning I was able to access "diag" once by holding down the TCS and RESET buttons simultaneously. The display then showed ECU and UBS only, no codes. I could not access either one using the select or menu buttons. Click to expand... Search in this forum. “access to diagnostic mode (diag mode)”……And how to change (using the buttons) to check the ECU or suspension (SCU)
TOS said: This morning I was able to access "diag" once by holding down the TCS and RESET buttons simultaneously. The display then showed ECU and UBS only, no codes. I could not access either one using the select or menu buttons. Click to expand... Search in this forum. “access to diagnostic mode (diag mode)”……And how to change (using the buttons) to check the ECU or suspension (SCU)
