How To Erase Permanent DTC: Description
OUTLINE
When a DTC is stored in ECM
When a DTC is stored in ECM and MIL is ON, a permanent DTC is erased with MIL shutoff if the same malfunction is not detected after performing the driving pattern for MIL shutoff three times in a raw.
| *1: | When the same malfunction is detected in two consecutive trips, MIL will illuminate. | *2: | MIL will turn off after vehicle is driven 3 times (driving pattern B) without any malfunctions. |
When a DTC is not stored in ECM
The erasing method depends on a permanent DTC stored in ECM. Refer to the following table.
NOTE:
If the applicable permanent DTC includes multiple groups, perform the procedure of Group B first. If the permanent DTC is not erased, perform the procedure of Group A.
Applicable, -: Not applicable
| Group* | Perform "DTC CONFIRMATION PROCEDURE" for applicable DTCs. | Driving pattern | Reference |
|---|---|---|---|
| D | |||
| A | x | - | Work Procedure |
| B | - | x | Work Procedure |
| C | - | - | Work Procedure |
*: For group, refer to DTC Index .
PERMANENT DTC ITEM
For permanent DTC items, MIL turns ON. Refer to DTC Index .
PERMANENT DTC SERVICE PROCEDURE