OBD Guide
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B14F2

Seat Heater Temperature Sensor Malfunction

B14F2 is an OBD-II diagnostic trouble code meaning: Seat Heater Temperature Sensor Malfunction. Common causes: temperature sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Turning off the heated seat
  • Unstable heating operation (too strong or weak heating)
  • Error indication on the instrument panel

Causes

  • Temperature sensor malfunction
  • Open or short circuit in wiring harness
  • Poor contact in connectors
  • Heating element malfunction
  • Problems with the heating control unit

How to Fix

  1. Check the resistance of the temperature sensor
  2. Inspect the wiring harness for damage
  3. Check contacts in connectors
  4. If necessary, replace the temperature sensor
  5. Test the operation of the system after repair

Related codes

B14F1B14F3B14F0

FAQ

What does the B14F2 code mean?

B14F2 is an OBD-II diagnostic trouble code that indicates: Seat Heater Temperature Sensor Malfunction

What causes a B14F2 error code?

The most common causes of B14F2 include: Temperature sensor malfunction; Open or short circuit in wiring harness; Poor contact in connectors; Heating element malfunction.

How do I fix a B14F2 diagnostic trouble code?

To fix B14F2: Check the resistance of the temperature sensor. Inspect the wiring harness for damage. Check contacts in connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B14F2?

Limited driving only, diagnose soon

How much does it cost to fix B14F2?

The estimated repair cost for B14F2 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat