OBD Guide
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B1B8F

Driver Seat Track Position Sensor Circuit Open

B1B8F is an OBD-II diagnostic trouble code meaning: Driver Seat Track Position Sensor Circuit Open. Common causes: broken or damaged wiring harness, seat position sensor malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • The Check Engine light comes on
  • Incorrect operation of the airbag
  • Trouble remembering seat position

Causes

  • Broken or damaged wiring harness
  • Seat position sensor malfunction
  • Poor contact in connectors
  • Problems with the airbag control unit

How to Fix

  1. Check the wiring harness for damage
  2. Check sensor connection and connectors
  3. Check the resistance of the seat position sensor
  4. If necessary, replace the sensor or repair the wiring harness
  5. Reset the error code and check the system operation

Related codes

B1B8EB1B8DB1B8C

FAQ

What does the B1B8F code mean?

B1B8F is an OBD-II diagnostic trouble code that indicates: Driver Seat Track Position Sensor Circuit Open

What causes a B1B8F error code?

The most common causes of B1B8F include: Broken or damaged wiring harness; Seat position sensor malfunction; Poor contact in connectors; Problems with the airbag control unit.

How do I fix a B1B8F diagnostic trouble code?

To fix B1B8F: Check the wiring harness for damage. Check sensor connection and connectors. Check the resistance of the seat position sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1B8F?

Do not drive — repair immediately

How much does it cost to fix B1B8F?

The estimated repair cost for B1B8F is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat