DTC DETECTION LOGIC

DTC | Display Item | Malfunction detected condition | Possible causes
C1D19 | MODE SW UP |

- An open or short circuit occurs within the set-up switch (suspension) circuit.
- A malfunction occurs in the power supply for the set-up switch (suspension).

- Harness or connector
- Internal malfunction of the set-up switch (suspension)
- E-SUS control unit

C1D20 | MODE SW DOWN |

- An open or short circuit occurs within the set-up switch (suspension) circuit.
- A malfunction occurs in the power supply for the set-up switch (suspension).

- Harness or connector
- Internal malfunction of the set-up switch (suspension)
- E-SUS control unit

DTC REPRODUCTION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
With CONSULT-III

1. Turn the ignition switch OFF to ON.
2. Switch between “R mode” and “COMFORT mode” of the set-up switch (suspension) at least once for each mode.
3. Perform “E-SUS” self-diagnosis.

Is DTC “C1D19” or “C1D20” detected?
YES>>Proceed to diagnosis procedure. Refer to Diagnosis Procedure (GT-R certified NISSAN dealer).
NO>>INSPECTION END