Carrier P5-2 Fail Verified | Top 50 RELIABLE |

: A shorted or open thermistor will trigger an immediate failure.

: Check both the primary and secondary return probes for physical damage or ice buildup. If the unit was recently in defrost mode, ensure it has stabilized. carrier p5-2 fail

The P5-2 error code is Carrier’s proprietary diagnostic message for an combined with a communication error between the indoor and outdoor units . : A shorted or open thermistor will trigger

Carrier Comfort Series / Performance™ Heat Pumps & Air Handlers Error Display: P5-2 (Flashing on thermostat or control board) Severity: Moderate to High (System shutdown) carrier p5-2 fail

There are several reasons why a Carrier P5-2 fail may occur. Some of the most common causes include: