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.
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.
| x: Applicable -: Not applicable | ||||||
|---|---|---|---|---|---|---|
| Group(1) | Perform "DTC CONFIRMATION PROCEDURE" for applicable DTCs. | Driving pattern | Reference | |||
| B | D | |||||
| A | x | - | - | "WORK PROCEDURE (GROUP A) " | ||
| B | - | x | x | "WORK PROCEDURE (GROUP B) " | ||
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