DTC C1581 Assist Map Number Un-Writing
DESCRIPTIONThe power steering ECU assembly outputs this DTC when it determines that the assist map is not written in the ECU.
|DTC No.||DTC Detection Condition||Trouble Area|
|C1581||Assist map not written in power steering ECU assembly|
- If the power steering ECU assembly has been replaced, perform the torque sensor zero point calibration and assist map writing (Click here).
|1.PERFORM ASSIST MAP WRITING|
Perform assist map writing (Click here).
Check for DTCs (Click here).
- DTC C1581 is not output.
- DTC C1581 will be cleared after the assist map is written.
|3.CHECK CAN COMMUNICATION SYSTEM|
Check for DTCs of the CAN communication system (Click here).
Result Result Proceed to DTCs is not output A DTCs is output B
Check if an ECM that complies with the vehicle specifications is installed.
- The ECM that complies with vehicle specifications is installed.