Fault code lookup

BodyB120F

Caution

Severity: Caution - get it checked when you can

Driver Seatbelt Pretensioner Igniter Connecting to Battery

13 brands affected · Description from Geely data.

Key terms: Control module: a small computer that runs one part of the car

Safety: This code relates to the airbag or seat-belt restraint system. An airbag may not deploy in a crash.

1What it means in plain English

A body system has a fault. Depending on the make, this range can include airbags and seat belts, windows, locks and climate control, and also charging, brake, oil or coolant sensors.

2Common causes

  1. Wiring or connector fault
  2. Faulty sensor or switch
  3. Water or corrosion in a connector
  4. Control module fault
  5. Low battery voltage

3Can I drive?

Caution · drive with care

The airbag may not deploy in a crash. Have it checked by a qualified technician; do not work on airbag wiring yourself.

This page gives general information. It is not professional advice. For a definite diagnosis and a repair quote, ask a qualified mechanic to inspect the car.

4Brand data 13

BrandCodeDescriptionSystem
Mercedes-BenzB120FNo description available Body
DaewooB120FNo description available Body
GeelyB120FDriver Seatbelt Pretensioner Igniter Connecting to Battery BrandBody
GMB120FNo description available Body
HoldenB120FGenerator BrandBody
Land RoverB120FNo description available Body
MitsubishiB120FNo description available Body
OpelB120FNo description available Body
PeugeotB120FNo description available Body
SaabB120FNo description available Body
SWM MotorB120Ftemperature damper feedback circuit is open or short circuit to the power supply BrandBody
TataB120FRear Wash Motor Output Output Short To Ground BrandBody
VolkswagenB120FNo description available Body

Legend: SAE is the generic J2012 description; Brand is text taken from that manufacturer’s data. Manufacturer rows keep the wording and language of the source data, and non-English text is tagged so screen readers pronounce it correctly.

5Extended variant codes 20

These 7-character codes are manufacturer-specific variants of B120F and may be reported by some scan tools.

BrandCodeDescriptionSystem
Mercedes-BenzB120F01Die Sitzbelftung rechts hat Funktionsstörung. Es liegt ein allgemeiner elektrischer Fehler vor. BrandBody
Mercedes-BenzB120F11No description available Body
MahindraB120F11PASSENGER SEATBELT WARNING LAMP – SHORT TO GROUND BrandBody
PorscheB120F11Front Airbag Igniter Vent Passenger Side short to ground BrandBody
SmartB120F11No description available Body
MahindraB120F12PASSENGER SEATBELT WARNING LAMP – SHORT TO BATTERY BrandBody
PorscheB120F12Front Airbag Igniter Vent Passenger Side short to battery BrandBody
MahindraB120F13PASSENGER SEATBELT WARNING LAMP – OPEN CIRCUIT BrandBody
Mercedes-BenzB120F16No description available Body
SmartB120F16No description available Body
SprinterB120F16No description available Body
Mercedes-BenzB120F17No description available Body
SmartB120F17No description available Body
SprinterB120F17No description available Body
PorscheB120F1AFront Airbag Igniter Vent Passenger Side resistance too low BrandBody
MahindraB120F55Passenger Seat Belt Lamp Configuration Error BrandBody
Mercedes-BenzB120F56The right seat ventilation has a malfunction. An incorrect or incompatible configuration was detected. BrandBody
Mercedes-BenzB120F64No description available Body
MahindraB120F64Passenger Seat Belt Lamp - Configuration Error BrandBody
SprinterB120F64No description available Body

6Related codes

Browse Bxxx codes or B120xx codes.

OpenDTC - independent fault code reference