OBD Guide
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B1073

Assist Air Bag Module Short

B1073 is an OBD-II diagnostic trouble code meaning: Assist Air Bag Module Short. Common causes: wiring harness damage, short circuit in the airbag module. Estimated repair cost: $56–222.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–222 (est.)

Symptoms

  • SRS/airbag indicator is on
  • Security error message on dashboard
  • Deactivating the corresponding airbag

Causes

  • Wiring harness damage
  • Short circuit in the airbag module
  • Squib malfunction
  • Problems with connector contacts
  • Wiring corrosion

How to Fix

  1. Diagnostics of the SRS system using a scanner
  2. Checking the airbag circuit resistance
  3. Visual inspection of the wiring harness and contacts
  4. Repair or replacement of damaged wires
  5. Replacing the airbag module if necessary
  6. Resetting the error and checking the system operation

Related codes

B1070B1071B1072B1074

FAQ

What does the B1073 code mean?

B1073 is an OBD-II diagnostic trouble code that indicates: Assist Air Bag Module Short

What causes a B1073 error code?

The most common causes of B1073 include: Wiring harness damage; Short circuit in the airbag module; Squib malfunction; Problems with connector contacts.

How do I fix a B1073 diagnostic trouble code?

To fix B1073: Diagnostics of the SRS system using a scanner. Checking the airbag circuit resistance. Visual inspection of the wiring harness and contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1073?

Do not drive — repair immediately

How much does it cost to fix B1073?

The estimated repair cost for B1073 is $56–222. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat