Diagnostic Mode 04 - Erase DTC Memory

Diagnostic Mode 04 - Erase DTC Memory

Diagnostic Mode 04 makes it possible to erase the DTC memory and to reset all emissions-related diagnostic data. In that way, all faults in the DTC memory in the ECM and TCM are erased. The adaptation values may be reset.

Emissions-related diagnostic data includes (as applicable)

• MIL Status

• Number of DTCs.

• Readiness Bits.

• Confirmed DTCs.

• Pending DTCs

• DTC that belongs to freeze frame

• Freeze frame data

• Test results of specific diagnostic functions

• Distance driven with "MIL ON"

• Number of Warm-Up Cycles after erasing the DTC memory

• Distance driven after erasing the DTC memory

• Misfire counter

Procedure

- Connect the scan tool.

- Switch the ignition on.

- Select "Diagnostic Mode 03: Interrogating fault memory ".

- Then select "Mode 4: Reset/delete diagnostic data".

The scan tool will display: "Diagnostic data are being erased".

- Switch the ignition off.