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B0118
Sistema
Supplemental Restraint (Airbag)
Scanner richiesto
Full-system scanner (engine, ABS, SRS, transmission, service resets)

Passenger Airbag Module Circuit

Understand B0118, common causes, and the right TOPDON scanner to diagnose it.

Passenger airbag module circuit fault.

Sintomi comuni

  • SRS warning
  • Passenger airbag off incorrectly

Cause tipiche

  • Passenger bag module
  • Dash harness
  • Occupancy system conflict

Di quale scanner hai bisogno?

Full-system scanner (engine, ABS, SRS, transmission, service resets)

Usa dati live e freeze frame prima di sostituire componenti. I codici ABS, SRS e U richiedono di solito uno scanner full-system.

Consigli diagnostici

  • Registra il freeze frame quando compare il codice
  • Cancella il codice solo dopo aver risolto la causa
  • Controlla codici pending correlati
  • Verifica che la batteria sia sopra 12,4 V prima di sospettare i sensori

Scanner TOPDON consigliati

Domande frequenti

What does B0118 mean?
B0118 indicates passenger airbag module circuit. Passenger airbag module circuit fault.
Can I diagnose B0118 with a basic code reader?
B0118 may set in the engine module, but related diagnostics often benefit from an enhanced or full-system scanner with live data and freeze frame.
Which TOPDON scanner do I need for B0118?
Full-system scanner (engine, ABS, SRS, transmission, service resets) See recommended tools on this page.
Is it safe to drive with B0118?
It depends on the code and symptoms. Flashing check engine lights and misfire codes should be addressed immediately. Consult a professional if unsure.