Mercedes W212 540377 E2

Mercedes W212 540377 E2

Type: ECU firmware dump · E2 / catalyst & O2 sensors OFF

What it is:
ECU binary / calibration dump for professional tuning software. Exact options follow the file name.

Changes / content:
• E2 / catalyst & O2 sensors OFF

Notes:
• For professional use. Confirm ECU ID, software version and vehicle match before flashing.
• Incorrect write can damage the ECU — follow your tool’s procedure.

Legend:
• E2 / CAT — catalyst and oxygen-sensor related maps disabled.