OBD Guide
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B1B10

Driver Knee Bolster Squib Circuit Low

B1B10 is an OBD-II diagnostic trouble code meaning: Driver Knee Bolster Squib Circuit Low. Common causes: open or short circuit in wiring harness, 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
  • Disabling the restraint system
  • Lack of airbag response in an accident

Causes

  • Open or short circuit in wiring harness
  • Squib malfunction
  • Problems with the airbag control unit
  • Contact corrosion

How to Fix

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

Related codes

B1B11B1B12B1B13

FAQ

What does the B1B10 code mean?

B1B10 is an OBD-II diagnostic trouble code that indicates: Driver Knee Bolster Squib Circuit Low

What causes a B1B10 error code?

The most common causes of B1B10 include: Open or short circuit in wiring harness; Squib malfunction; Problems with the airbag control unit; Contact corrosion.

How do I fix a B1B10 diagnostic trouble code?

To fix B1B10: Check the wiring harness for opens and shorts. Check squib resistance. Inspect contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1B10?

Do not drive — repair immediately

How much does it cost to fix B1B10?

The estimated repair cost for B1B10 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat