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Home >> Infiniti >> 2006 >> Q45 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Q45 - DTC P1211 Through P2A03 >> DTC P1212 TCS Communication Line >> On Board Diagnosis Logic

On Board Diagnosis Logic

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

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

DTC DETECTING CONDITION CHART

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