DTC C1581/26 Assist Map Number Un-Writing: Description
WARNING: This page is about a different car, the 2007 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 AND TROUBLE AREA
| DTC No. | DTC Detection Conditions | Trouble Areas |
|---|---|---|
| C1581/26 | Assist map not written in power steering ECU | Power steering ECU |