Chafed or pinched driver airbag wiring harness behind the steering wheel or in the steering column; Damaged clock spring (spiral cable) inside the steering wheel, which is a common wear item; Corroded or loose connector at the driver airbag module or at the airbag control module; Water intrusion or debris in the steering column or kick panel area causing a ground path; Internal short to ground inside the driver airbag inflator module; Faulty airbag control module (less common but possible after other causes are ruled out)

DTC codes / B00xx · Airbags, seats, doors, lights and comfort systems / B0006

B0006Driver Frontal Deployment Loop Short to Ground

Q: What does code B0006 mean?

Driver Frontal Deployment Loop Short to Ground. B0006 indicates that the airbag control module has detected a short to ground in the driver's frontal airbag deployment loop, which is the circuit that fires the steering-wheel airbag. The module monitors the loop's voltage and current and sets this code when the signal falls outside the expected range, typically because the wiring is contacting ground.

B0006 indicates that the airbag control module has detected a short to ground in the driver's frontal airbag deployment loop, which is the circuit that fires the steering-wheel airbag. The module monitors the loop's voltage and current and sets this code when the signal falls outside the expected range, typically because the wiring is contacting ground.

SystemBody

Code typeGeneric (all makes)

SeverityHigh

Fix difficultyProfessional

AreaAirbags, seats, doors, lights and comfort systems

Symptoms you may notice

Airbag warning light illuminated on the instrument cluster
Often no symptoms besides the warning light
Airbag system may be disabled, so the driver's frontal airbag will not deploy in a crash
In some vehicles, a chime or message on the driver information center
Passenger airbag may also be suppressed depending on the system's fail-safe strategy
No drivability issues, since the fault is confined to the supplemental restraint system

Common causes, most likely first

Chafed or pinched driver airbag wiring harness behind the steering wheel or in the steering column
Damaged clock spring (spiral cable) inside the steering wheel, which is a common wear item
Corroded or loose connector at the driver airbag module or at the airbag control module
Water intrusion or debris in the steering column or kick panel area causing a ground path
Internal short to ground inside the driver airbag inflator module
Faulty airbag control module (less common but possible after other causes are ruled out)

How to diagnose and fix it

Disconnect the battery and wait the manufacturer-specified time, then inspect the driver airbag connectors and wiring for chafing or corrosion
Check the clock spring for continuity and signs of wear, and replace it if the short is traced through the steering column
Measure resistance from the deployment loop terminals to a known good ground with a digital multimeter to confirm the short
Inspect the airbag control module connectors for water intrusion or loose pins, and repair any damaged terminals
If the short is inside the driver airbag module, replace the airbag assembly following the service manual's safety procedure
Clear the code and perform a full airbag system self-test to verify the repair, then confirm the warning light stays off

Clock spring wear often mimics a wiring short

The clock spring is a flexible ribbon cable that twists every time the steering wheel turns, so it is a leading cause of B0006 that many technicians overlook when they focus only on the airbag itself.
A short to ground can be intermittent, appearing only when the steering wheel is turned to a certain angle, so a static resistance check may pass while the code still sets during driving.
Never use a standard ohmmeter on an airbag deployment loop without first disconnecting the battery and waiting the specified time, because a stray voltage can deploy the airbag.
Some vehicles set B0006 when the airbag control module loses its ground reference, so a bad body ground can mimic a deployment loop short and lead to unnecessary airbag replacement.
After any repair, the airbag module may need a learn or reset procedure with a scan tool before the warning light will clear, even when the physical fault is fixed.

Can I keep driving with B0006?

Because the driver's frontal airbag may not deploy in a crash, the vehicle should not be driven until the fault is repaired; if you must move it, drive directly to a repair facility and avoid any situation where airbag deployment could be needed.

Tools that help

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Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.