DTC Detection Logic
NOTE:
If DTC P1564 is displayed with DTC P0605, first perform the trouble diagnosis for DTC P0605. Refer to
"DTC LOGIC ". DTC DETECTION LOGIC CHART
| DTC No. |
Trouble diagnosis name |
DTC detecting condition |
Possible cause |
| P1564 |
ASCD steering switch |
- An excessively high voltage signal from the ASCD steering switch is sent to ECM.
- ECM detects that input signal from the ASCD steering switch is out of the specified range.
- ECM detects that the ASCD steering switch is stuck ON.
|
- Harness or connectors (The switch circuit is open or shorted.)
- ASCD steering switch
- ECM
|