OBD Guide
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B14BB

Passenger Seat Cushion Thermal Electric Device Circuit

B14BB is an OBD-II diagnostic trouble code meaning: Passenger Seat Cushion Thermal Electric Device Circuit. Common causes: open heating circuit, short circuit in the circuit. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Heated passenger seat does not work
  • Seat heating indicator flashes
  • Error message on display

Causes

  • Open heating circuit
  • Short circuit in the circuit
  • Heating element malfunction
  • Wiring harness damage
  • Problems with the heating control module

How to Fix

  1. Check the integrity of the heating element
  2. Inspect the wiring harness for damage
  3. Check contacts and connectors
  4. Test the heating control module
  5. Replace faulty components

Related codes

B14BAB14BCB14BD

FAQ

What does the B14BB code mean?

B14BB is an OBD-II diagnostic trouble code that indicates: Passenger Seat Cushion Thermal Electric Device Circuit

What causes a B14BB error code?

The most common causes of B14BB include: Open heating circuit; Short circuit in the circuit; Heating element malfunction; Wiring harness damage.

How do I fix a B14BB diagnostic trouble code?

To fix B14BB: Check the integrity of the heating element. Inspect the wiring harness for damage. Check contacts and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B14BB?

Yes, but get it checked soon

How much does it cost to fix B14BB?

The estimated repair cost for B14BB is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat