DTC Detection Logic
WARNING: This page is about a different car, the 2011 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
- If DTC P1574 is displayed with DTC UXXXX, perform the trouble diagnosis for DTC UXXXX.
- If DTC P1574 is displayed with DTC P0500, perform the trouble diagnosis for DTC P0500. Refer to "DTC LOGIC ".
- If DTC P1574 is displayed with DTC P0605, perform the trouble diagnosis for DTC P0605. Refer to "DTC LOGIC ".
- If DTC P1574 is displayed with DTC P0607, perform the trouble diagnosis for DTC P0607. Refer to "DTC LOGIC ".
DTC DETECTION LOGIC
| DTC No. | Trouble diagnosis name (Trouble diagnosis content) | DTC detecting condition | Possible cause |
|---|---|---|---|
| P1574 | ASCD VHL SPD SEN (ASCD vehicle speed sensor) | ECM detects a difference between two vehicle speed signals is out of the specified range. |
|