OBD Guide
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B1081

Front Pre-Tensioner Right Open

B1081 is an OBD-II diagnostic trouble code meaning: Front Pre-Tensioner Right Open. Common causes: broken wires in the pretensioner harness, pretensioner squib malfunction. 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
  • SRS does not activate in an accident
  • Error B1081 in diagnostic scanner memory

Causes

  • Broken wires in the pretensioner harness
  • Pretensioner squib malfunction
  • Problems with the SRS control unit
  • Corrosion or oxidation of contacts

How to Fix

  1. Check the integrity of the pretensioner wiring harness
  2. Check the resistance of the pretensioner squib
  3. Inspect contacts for corrosion
  4. If necessary, replace the pretensioner or wiring harness.
  5. Reset the error and check the system

Related codes

B1080B1082B1083

FAQ

What does the B1081 code mean?

B1081 is an OBD-II diagnostic trouble code that indicates: Front Pre-Tensioner Right Open

What causes a B1081 error code?

The most common causes of B1081 include: Broken wires in the pretensioner harness; Pretensioner squib malfunction; Problems with the SRS control unit; Corrosion or oxidation of contacts.

How do I fix a B1081 diagnostic trouble code?

To fix B1081: Check the integrity of the pretensioner wiring harness. Check the resistance of the pretensioner squib. Inspect contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1081?

Do not drive — repair immediately

How much does it cost to fix B1081?

The estimated repair cost for B1081 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat