FixVault

On Board Diagnosis Logic: Notes

The MIL will not light up for this self-diagnosis. 

Freeze frame data is not stored in the ECM for this self-diagnosis. 

DTC DETECTING CONDITION CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P1212 1212 TCS communication line ECM cannot receive the information from "ABS actuator and electric unit (control unit)" continuously.
  • Harness or connectors (The CAN communication line is open or shorted.)
  • ABS actuator and electric unit (control unit).
  • Dead (Weak) battery