Code result

B0064

Driver Seat Belt Tension Sensor

Moderate severity

What it means

The SRS module has detected a fault in the driver seat belt tension sensor. This sensor measures belt load and is used by adaptive restraint systems to scale airbag deployment force based on occupant size.

Is it safe to drive?

Use caution

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.

Most likely causes

  • Belt tension sensor failed

    high

    One of the most commonly reported causes for this code — check this first.

  • Wiring or connector fault

    medium

    A plausible cause — test and verify before replacing parts.

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