Fault code lookup

BodyB0040

Caution

Severity: Caution - get it checked when you can

Third Row Left Side Airbag Deployment Control

26 brands affected · Generic SAE J2012 description.

Key terms: Control module: a small computer that runs one part of the car · SAE J2012: the standard generic code list

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 26

BrandCodeDescriptionSystem
Ashok Leyland CVB0040D - Boost Temperature Sensor Voltage High BrandBody
BAIC MotorB0040Side Airbag Front Driver Loop Resistance Low BrandBody
Mercedes-BenzB0040Third Row Left Side Airbag Deployment Control SAEBody
BYDB0040Third Row Left Side Airbag Deployment Control BrandBody
CheryB0040Driver side airbag resistance value too low BrandBody
DaewooB0040Driver Side Airbag Configuration Mismatch BrandBody
DFFSB0040Third Row Left Side Airbag Deployment Control BrandBody
DFFXB0040Third Row Left Side Airbag Deployment Control BrandBody
DFXKB0040Driver Side Airbag Resistance Low BrandBody
EOBDB0040Third row left side airbag deployment control BrandBody
GeelyB0040Driver side airbag resistance value too low BrandBody
GMB0040Driver side deployment loop resistance low BrandBody
Great WallB0040Third Row Left Side Airbag Deployment Control BrandBody
HafeiB0040Third Row Left Side Airbag Deployment Control BrandBody
HoldenB0040Right Rear Roof Rail Air Bag Deployment Loop BrandBody
HyundaiB0040Third Row Left Side Airbag Deployment Control SAEBody
Land RoverB0040Third row_ left side air bag deployment control BrandBody
MahindraB0040Missing Transponder / No Response BrandBody
OpelB0040Driver side deployment loop resistance low BrandBody
PeugeotB0040Third Row Left Side Airbag Deployment Control SAEBody
SaabB0040Driver Side Deployment Loop Resistance Low BrandBody
MG (SAIC)B0040Seat Hall Sensor Power Inoperative BrandBody
SmartB0040Third Row Left Side Airbag Deployment Control SAEBody
SprinterB0040Third Row Left Side Airbag Deployment Control SAEBody
SWM MotorB0040Driver side airbag resistance value is too low BrandBody
ToyotaB0040Third row left side airbag deployment control BrandBody

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.

5Related codes

Browse Bxxx codes or B004xx codes.

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