OBD Guide
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B14A6

Refrigerant Flow Sensor Circuit Short Circuit

B14A6 is an OBD-II diagnostic trouble code meaning: Refrigerant Flow Sensor Circuit Short Circuit. Common causes: wiring harness damage, refrigerant flow sensor malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Insufficient interior cooling
  • Complete failure of the air conditioning system
  • AC indicator flashing

Causes

  • Wiring harness damage
  • Refrigerant flow sensor malfunction
  • Problems with the control unit

How to Fix

  1. Check the wiring harness for damage
  2. Check refrigerant flow sensor
  3. Check the control unit for errors

Related codes

B14A5B14A7

FAQ

What does the B14A6 code mean?

B14A6 is an OBD-II diagnostic trouble code that indicates: Refrigerant Flow Sensor Circuit Short Circuit

What causes a B14A6 error code?

The most common causes of B14A6 include: Wiring harness damage; Refrigerant flow sensor malfunction; Problems with the control unit.

How do I fix a B14A6 diagnostic trouble code?

To fix B14A6: Check the wiring harness for damage. Check refrigerant flow sensor. Check the control unit for errors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B14A6?

Limited driving only, diagnose soon

How much does it cost to fix B14A6?

The estimated repair cost for B14A6 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat