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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.