DTC P1212 TCS Communication Line: Description

NOTE:

If DTC P1212 is displayed with DTC U1000 or U1001, first perform the trouble diagnosis for DTC U1000, U1001. Refer to "DTC U1000, U1001 CAN COMMUNICATION LINE ".
If DTC P1212 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to "DTC U1010 CAN COMMUNICATION ".

This CAN communication line is used to control the smooth engine operation during the TCS operation. Pulse signals are exchanged between ECM and FDC/TCS/ABS control unit (with FDC models) or "ABS actuator and electric unit (control unit)" (without FDC models).

Be sure to erase the malfunction information such as DTC not only for FDC/TCS/ABS control unit (with FDC models) or "ABS actuator and electric unit (control unit)" (without FDC models) but also for ECM after TCS related repair .