BodyB100B

Caution

Severity: Caution - get it checked when you can

N199 - Side airbag igniter on driver side

18 brands affected · Description from Volkswagen 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

Wiring or connector fault
Faulty sensor or switch
Water or corrosion in a connector
Control module fault
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 18

Brand	Code	Description	System
BAIC Motor	B100B	LF Position Lamp Open Brand	Body
Mercedes-Benz	B100B	No description available	Body
Chery	B100B	Impact input circuit Brand	Body
Chrysler	B100B	No description available	Body
Daewoo	B100B	No description available	Body
DFFS	B100B	Operating temperature fault Brand	Body
GM	B100B	No description available	Body
Holden	B100B	PWM Signal Output 1 Circuit Brand	Body
Land Rover	B100B	Column lock ground authorisation Brand	Body
Maserati	B100B	No description available	Body
Opel	B100B	No description available	Body
Peugeot	B100B	No description available	Body
Saab	B100B	No description available	Body
Smart	B100B	No description available	Body
Sprinter	B100B	No description available	Body
Suzuki	B100B	Air Bag Impact Detection for High Voltage Signal Line Shorted to Power Supply Brand	Body
Tata	B100B	Ignition Supply Voltage Low Brand	Body
Volkswagen	B100B	N199 - Side airbag igniter on driver side Brand	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 9

These 7-character codes are manufacturer-specific variants of B100B and may be reported by some scan tools.

Brand	Code	Description	System
Mahindra	B100B00	Speaker Short to GND (Individual Speaker) Rear Left (RL) Brand	Body
SsangYong	B100B00	Faulty disengage, after alarm (within 30 second) Brand	Body
Mahindra	B100B11	Speaker Short to GND (Individual Speaker) Front Left (FL) Brand	Body
Mahindra	B100B12	Speaker Short to Batt (+)ve (Individual Speaker) Front Left (FL) Brand	Body
Mahindra	B100B13	Speaker Not Connected (Individual Speaker) Front Left (FL) Brand	Body
Volkswagen	B100B1A	Side airbag igniter on driver side resistance too small Brand	Body
Mercedes-Benz	B100B28	Sensor 2 of the humidity and temperature sensor has a malfunction. The signal offset is outside the permissible range. Brand	Body
Volkswagen	B100B53	Side airbag igniter on driver side Brand	Body
Mercedes-Benz	B100B91	Sensor 2 of the humidity and temperature sensor has a malfunction. The parameter is outside the permissible range. Brand	Body

6Related codes

Browse Bxxx codes or B100xx codes.