OBD Guide
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B2445

Passenger Side Crash Sensor Internal Fault

B2445 is an OBD-II diagnostic trouble code meaning: Passenger Side Crash Sensor Internal Fault. Common causes: mechanical damage to the shock sensor, sensor contact corrosion. Estimated repair cost: $56–167.

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

Symptoms

  • Airbag light is on
  • The passive safety system may not work in the event of an accident.
  • Error B2445 is stored in the ECU memory

Causes

  • Mechanical damage to the shock sensor
  • Sensor contact corrosion
  • Open or short circuit in wiring harness
  • Restraint system ECU malfunction

How to Fix

  1. Conduct diagnostics of the passive safety system
  2. Check the integrity of the shock sensor and its contacts
  3. Check the wiring harness for opens and shorts
  4. If necessary, replace the shock sensor
  5. Reset the error and check the system

Related codes

B2444B2446B0100

FAQ

What does the B2445 code mean?

B2445 is an OBD-II diagnostic trouble code that indicates: Passenger Side Crash Sensor Internal Fault

What causes a B2445 error code?

The most common causes of B2445 include: Mechanical damage to the shock sensor; Sensor contact corrosion; Open or short circuit in wiring harness; Restraint system ECU malfunction.

How do I fix a B2445 diagnostic trouble code?

To fix B2445: Conduct diagnostics of the passive safety system. Check the integrity of the shock sensor and its contacts. Check the wiring harness for opens and shorts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2445?

Do not drive — repair immediately

How much does it cost to fix B2445?

The estimated repair cost for B2445 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat