Photographed Cedar Performance workstation with the bench-patch tool used for OBD unlock service

R231 / R232 / MRG1

2023 Mercedes SL OBD Unlock Patch

ECU access only. Performance tuning is sold separately.

View unlock services Browse Mercedes

Model years2023

ECU identifiersMRG1

PlatformR231 / R232

ServiceRequest OBD unlock patch

2023 Mercedes SL OBD unlock patches

2023 Mercedes SL R231 ECU OBD Unlock Patch

MRG1 / R231 · AutoTuner Bench Patch

$200 View unlock service

2023 Mercedes SL R232 ECU OBD Unlock Patch

MRG1 / R232 · AutoTuner Bench Patch

$200 View unlock service