Traction Control Module: Description and Operation

P1211 [1][2]ABS/TCS Control Unit
The malfunction information related to ABS/TCS control unit is transferred through the line (LAN) from ABS/TCS control unit to ECM.
Be sure to erase the malfunction information such as DTC not only for [1][2]ABS/TCS control unit but also for ECM after the ABS/TCS related repair.

P1212 ABS/TCS Communication Line
This circuit line is used to control the smooth engine operation of ABS/TCS during the TCS operation. Pulse signals are exchanged between ECM and [1][2]ABS/TCS control unit.
Be sure to erase the malfunction information such as DTC not only in [1][2]ABS/TCS control unit but also ECM after the ABS/TCS related repair.