U0100Krytyczny
Utrata komunikacji z ECM (sterownik silnika)
Komunikacja sieciowa
Sprawdź szczegóły →U1213
KrytycznyBSI — No Communication with Engine Module (PSA)
OBD-II (EN): BSI - Engine Control Module Communication Error (PSA)
Code U1213 — BSI — No Communication with Engine Module (PSA). Symptoms: multiple faults simultaneously. Possible cause: BSI fault (body systems interface — equivalent to BCM+gateway). Professional diagnosis recommended.
Symptoms
Multiple faults simultaneously, engine may not start, dashboard warning lights
Possible causes
BSI fault (body systems interface — equivalent to BCM+gateway), connector corrosion, CAN damage
Affected systems
Related codes
Does code U1213 require professional diagnostics?
The code alone is not enough. To find the cause, you need to read live data, check freeze frame conditions, and compare with vehicle behavior. Book a diagnostic session.