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Trane Error Code E26: Return static pressure sensor out of range or not connected (Furnace)

Updated · by Aurora Star Tech Inc.

Trane error code E26 on a furnace means: Return static pressure sensor out of range or not connected. It is also called Trane diagnostic code E26.

Low severityFurnaceTrane S8V2

Homeowner? What Trane code E26 means for you

Usually minor Your furnace is reporting: Return static pressure sensor out of range or not connected. This code is usually informational or minor. The safe checks below often clear it; call us if it keeps showing up.

Safe things you can check yourself

  • Check the thermostat: right mode (Heat or Cool), set a few degrees past room temperature, and fresh batteries if it uses them.
  • Make sure the unit has power: its on/off switch (often looks like a light switch near the unit) is ON and the breaker in the electrical panel is not tripped.
  • Make sure the furnace front door or panel is closed properly; many furnaces will not run with the door switch open.
  • Look at the air filter. If it is grey and clogged, replace it; a blocked filter causes many shutdowns.
  • Outside, make sure the intake and exhaust pipes or vent cap are not blocked by snow, ice, leaves or a nest.
  • Check that the gas valve next to the furnace is open (handle in line with the pipe). Do not force it.
  • Try one reset: turn the power off for 30 seconds, then back on. If the code comes back, stop resetting and call a technician.

Call (647) 657-2977Book a service call

Licensed technicians serving Vaughan, Toronto and the GTA.

What does Trane error code E26 mean?

The optional return static pressure kit (BAYFURNPTKT) reads out of range, or it is enabled but not plugged in. Furnace operation is not affected.

Applies to: Trane S8V2 only

Common causes of Trane code E26

  • Kit enabled in app but not installed
  • Harness unplugged
  • Faulty transducer
Safety: Gas, electrical and refrigerant work must be done by a licensed technician. Turn off power and gas before servicing, never bypass a safety control, and always follow the manufacturer's manual for your exact model.

Trane models that use code E26

S8V2A040M3PCBS8V2A040M3PDS8V2B060M4PCBS8V2B060M4PDS8V2B080M4PCBS8V2B080M4PDS8V2C080M5PCBS8V2C080M5PDS8V2C100M5PCBS8V2C100M5PDS8V2D120M5PCBS8V2D120M5PD

Other Trane Furnace codes

CodeMeaning
E13Blower motor size / OEM ID mismatch
E14Configuration file error
E17Blower motor communication error
E23Menu data not received by combustion micro (CCM)
E24Internal communication error between ACM and CCM
E25Orientation sensor out of range
E27Return air thermistor out of range or not connected
E28Supply air thermistor out of range or not connected

All Trane Furnace error codes →

Trane code E26: homeowner questions

What does Trane code E26 mean?

Return static pressure sensor out of range or not connected. The optional return static pressure kit (BAYFURNPTKT) reads out of range, or it is enabled but not plugged in. Furnace operation is not affected.

Is it safe to keep using my furnace with code E26?

Usually yes. Code E26 is normally minor, but if it keeps coming back have it checked.

Can I reset Trane code E26 myself?

You can try one reset (power off for 30 seconds, then on). If Trane code E26 comes back, the cause is still there and a licensed technician should check it.

Who can fix Trane code E26 near me?

Aurora Star Tech Inc. repairs Trane furnaces in Vaughan, Toronto and across the GTA. Call (647) 657-2977 or book a service call online.

Homeowner help: Furnace Not Turning On: What to Check · Furnace Blinking Light: What the Flash Codes Mean

Troubleshooting guides

Source: Trane FNR-SVX003A-EN (S8V2 installer's guide) - section Integrated Furnace Control Display Codes, Table 37 Error codes; Trane FNR-SVX003A-EN (S8V2 installer's guide) - section Troubleshooting (flowcharts). Written in our own words as a summary; always check the original manual.

General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.

Emergency Furnace Repair

647-657-2977