How to Read DTC and 1st Trip DTC

DTCs and 1st trip DTCs related to the malfunction are displayed in "Self-diagnosis" mode with M.U.T-III SE. Status of DTCs is displayed as follows.

• When ECM has detected a current DTC, "Active DTC" is displayed.
• When ECM memorizes a 1st trip DTC, "1t" is displayed.
• For a DTC other than the above, "Stored DTC" is displayed.