Bryant 315AAV Furnace Error Codes

Single Stage Gas Furnace | Control Board: Variable Speed Furnace Control

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Disclaimer
This information is for reference purposes only and does not guarantee accuracy or completeness. Always consult your owner's manual and a licensed HVAC technician for diagnosis and repair. Any actions taken based on this information are at your own risk.

All Error Codes

Code Name Severity DIY?
Continuous OFF No Power High ✓ Yes →
Continuous ON Normal Operation / Standby Info — →
Rapid Flashing Line Voltage Polarity Reversed High ✗ Call a pro →
11 No Previous Code Info — →
12 Blower On After Power Up Info — →
13 Limit Circuit Lockout High ✓ Yes →
14 Ignition Lockout High ✗ Call a pro →
15 Blower Motor Lockout High ✗ Call a pro →
21 Gas Heating Lockout High ✗ Call a pro →
22 Abnormal Flame-Proving Signal High ✗ Call a pro →
23 Pressure Switch Did Not Open High ✗ Call a pro →
24 Secondary Voltage Fuse Is Open High ✗ Call a pro →
25 Invalid Model Selection or Setup Error Low ✗ Call a pro →
31 High-Heat Pressure Switch Open or Relay Did Not Close High ✗ Call a pro →
32 Low-Heat Pressure Switch Open High ✗ Call a pro →
33 Limit Circuit Fault High ✓ Yes →
34 Ignition Proving Failure High ✗ Call a pro →
41 Blower Motor Fault High ✗ Call a pro →
43 Low-Heat Pressure Switch Open While High-Heat Pressure Switch Is Closed High ✗ Call a pro →
45 Control Circuitry Lockout High ✗ Call a pro →

How to Read the Error Code

The control in this furnace is equipped with a Status Code LED (Light-Emitting Diode) to aid in installation, servicing, and troubleshooting. Status codes can be viewed at the sight glass in blower access door. The amber furnace control LED is either ON continuously, rapid flashing, or a code composed of 2 digits. The first digit is the number of short flashes, the second digit is the number of long flashes.

About This Model

The Bryant 315AAV is a single stage gas furnace using the Variable Speed Furnace Control control board.