OBD Guide
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B2444

Driver Side Crash Sensor Internal Fault

B2444 is an OBD-II diagnostic trouble code meaning: Driver Side Crash Sensor Internal Fault. Common causes: shock sensor malfunction, wiring harness damage. Estimated repair cost: $56–167.

Severity
🚨 Critical
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • Airbag light on
  • Lack of response from airbags in an accident
  • Error B2444 in diagnostic scanner memory

Causes

  • Shock sensor malfunction
  • Wiring harness damage
  • Contact corrosion
  • Problems with the SRS control module

How to Fix

  1. Diagnostics of the SRS system using a scanner
  2. Checking the integrity of the wiring harness
  3. Checking the sensor contacts for corrosion
  4. Replacing the shock sensor if necessary
  5. Resetting errors and testing the system

Related codes

B2445B2446B2447

FAQ

What does the B2444 code mean?

B2444 is an OBD-II diagnostic trouble code that indicates: Driver Side Crash Sensor Internal Fault

What causes a B2444 error code?

The most common causes of B2444 include: Shock sensor malfunction; Wiring harness damage; Contact corrosion; Problems with the SRS control module.

How do I fix a B2444 diagnostic trouble code?

To fix B2444: Diagnostics of the SRS system using a scanner. Checking the integrity of the wiring harness. Checking the sensor contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2444?

Do not drive — repair immediately

How much does it cost to fix B2444?

The estimated repair cost for B2444 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat