DTC Detection Logic

NOTE:

If DTC P1720 is displayed with DTC UXXXX first perform the trouble diagnosis for DTC UXXXX. Refer to "DTC LOGIC ".
If DTC P1720 is displayed with DTC P0607, first perform the trouble diagnosis for DTC P0607. Refer to "DTC LOGIC ".

DTC No.	Trouble diagnosis name	DTC detecting condition	Possible cause
P1720	Vehicle speed sensor (TCM output)	The difference between two vehicle speed signals is out of the specified range.	Harness or connectors (Output speed sensor circuit is open or shorted.) Harness or connectors (Wheel sensor circuit is open or shorted.) TCM Output speed sensor ABS actuator and electric unit (control unit) Wheel sensor Combination meter