What to record for diagnosis
Record conditions and image-appearance timing after system startup. One black frame cannot show whether the image appeared later. Establish the actual multimedia-module version and known update history. S3 does not identify a software set.
Editorial inspection order.
Applicability and the full analysisWhat to inspect with rear-impact traces
Separately inspect accessible lens, housing and wiring in the damaged area. Visible lens crack, broken harness and software delay are three different findings. 91CR does not cancel physical inspection; a black screen alone does not justify replacement without diagnosis.
Editorial inspection order.
Applicability and the full analysisFull material about the model
Audi S3 MY2022: delayed rear-camera imageDistinguishing MIB3 software delay from a broken camera, data to retain and the parameter-update remedy.