DTC DETECTION LOGIC NOTE：

- If DTC P1212 is displayed with DTC UXXXX, first perform the trouble diagnosis for DTC UXXXX.
- If DTC P1212 is displayed with DTC P0607, first perform the trouble diagnosis for DTC P0607. Refer to DTC Logic (GT-R certified NISSAN dealer).

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

DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause
P1212 | 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

DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 10.5 V at idle.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE

1. Start engine and let it idle for at least 10 seconds.
2. Check 1st trip DTC.

Is 1st trip DTC detected?
YES>>Go to Diagnosis Procedure (GT-R certified NISSAN dealer).
NO>>INSPECTION END