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Detected items Malfunction is detected when ... TCM self-diagnosis EURO-OBD (DTC) Available by SPORT indicator lamp “CVT” on CON- SULT-II Available by malfunction indicator*2, “ENGINE” on CON- SULT-II or GST “CVT” “ENGINE” Engine speed signal + TCM does not receive the proper volt- X P0725 ENGINE SPEED SIG CVT fluid temperature sensor + TCM receives an excessively low or X P0710 FLUID TEMP SEN ATF TEMP SEN/ Stepping motor circuit + Not proper voltage change of the X P1777 STEP MOTOR STEP MOTOR/ Stepping motor function + Step motor is not operating according X P1778 — STEP MOTOR/ Line pressure sensor + TCM receives an excessively low or X P1791 LINE PRESSURE LINE PRESS SEN CVT SAFE FUNCTION + TCM is malfunctioning. X — CVT SAFE FUNC- — TCM (RAM) + TCM memory (RAM) is malfunction- — — CONTROL UNIT — TCM (ROM) + TCM memory (ROM) is malfunction- — — CONTROL UNIT — TCM (EEP ROM) + TCM memory (EEP ROM) is malfunc- — — CONTROL UNIT — Initial start + This is not a malfunction message X — *INITIAL START* — No failure + No failure has been detected. X X X: Applicable if another malfunction is assigned to MI. *2: Refer to EC section [“Malfunction Indicator (MI)”, “ON BOARD DIAGNOSTIC SYSTEM DESCRIPTION”]. ON BOARD DIAGNOSTIC SYSTEM DESCRIPTION EURO-OBD CONSULT-II (Cont’d) AT-23 |