Scan Tool Testing and Procedures

DIAGNOSIS SYSTEM (EPS CONTROL UNIT)

CONSULT Function


FUNCTION

CONSULT can display each diagnostic item using the diagnostic test modes shown following.





*: The following diagnosis information is erased by erasing.
- DTC
- Freeze frame data (FFD)

ECU IDENTIFICATION

Displays the part number stored in the control unit.

SELF-DIAG RESULTS MODE

Refer to "DTC Index" Testing and Inspection.
- The system is presently malfunctioning.
- System malfunction in the past is detected, but the system is presently normal.
FREEZE FRAME DATA (FFD)
The following vehicle status is recorded when DTC is detected and is displayed on CONSULT.






DATA MONITOR MODE






*1: Almost in accordance with the value of "MOTOR SIG". It is not a malfunction though these values are not accorded when steering quickly.
*2: Normally displays 100%. In case of an excessive stationary steering, the assist curvature gradually falls.
However, it returns to 100% when left standing.
*3: It is not a malfunction, though it might not be corresponding just after ignition switch in turned ON.