Sök
B0118
System
Supplemental Restraint (Airbag)
Scanner som krävs
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.

Vanliga symptom

  • SRS warning
  • Passenger airbag off incorrectly

Typiska orsaker

  • Passenger bag module
  • Dash harness
  • Occupancy system conflict

Vilken scanner behöver du?

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

Använd live-data och freeze frame innan du byter delar. ABS-, SRS- och U-koder kräver oftast en fullsystems-scanner.

Diagnostiktips

  • Spara freeze frame när koden först sätts
  • Rensa koden först efter att orsaken är åtgärdad
  • Kontrollera relaterade väntande koder
  • Verifiera batterispänning över 12,4 V innan du misstänker sensorer

Rekommenderade TOPDON-scannrar

Vanliga frågor

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.