DTC C1581/26 Assist Map Number Un-Writing: Description
WARNING: This page is about a different car, the 2008 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
The power steering ECU outputs this DTC when it determines that the assist map is not written in the ECU.
HINT:
The assist map data is written in the power steering ECU to control assisting power.
The assist map has 3 types. Select an assist map according to the vehicle country information that is recorded in the ECU.
DTC DETECTION CONDITION CHART
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| C1581/26 | Assist map not written in power steering ECU | Power steering ECU |