OBD Guide
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B1886

Seatbelt Passenger Pretensioner Circuit Resistance Low On Squib

B1886 is an OBD-II diagnostic trouble code meaning: Seatbelt Passenger Pretensioner Circuit Resistance Low On Squib. Common causes: short circuit in the squib circuit, 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

  • SRS/Airbag light is on
  • Seat belt pretensioner system malfunction
  • Error message on the dashboard

Causes

  • Short circuit in the squib circuit
  • Pretensioner squib malfunction
  • Wiring harness damage
  • Problems with connector contacts

How to Fix

  1. Check the resistance of the squib circuit
  2. Inspect the wiring harness for damage
  3. Check connectors and contacts
  4. Replace pretensioner squib if necessary

Related codes

B1885B1887

FAQ

What does the B1886 code mean?

B1886 is an OBD-II diagnostic trouble code that indicates: Seatbelt Passenger Pretensioner Circuit Resistance Low On Squib

What causes a B1886 error code?

The most common causes of B1886 include: Short circuit in the squib circuit; Pretensioner squib malfunction; Wiring harness damage; Problems with connector contacts.

How do I fix a B1886 diagnostic trouble code?

To fix B1886: Check the resistance of the squib circuit. Inspect the wiring harness for damage. Check connectors and contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1886?

Do not drive — repair immediately

How much does it cost to fix B1886?

The estimated repair cost for B1886 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat