Icon
Reliable Heating and Cooling Solutions – Quality Service, Fair Prices, Guaranteed Satisfaction!

Mitsubishi Error Code E2: Remote controller clock error (Heat Pump)

Updated · by Aurora Star Tech Inc.

Mitsubishi error code E2 on a heat pump means: Remote controller clock error. It is also called Mitsubishi diagnostic code E2.

Low severityHeat PumpMr. Slim PEAD-RP JA(L) ducted indoor unit

Homeowner? What Mitsubishi code E2 means for you

Usually minor Your heat pump is reporting: Remote controller clock error. 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.
  • Check both breakers and the outdoor disconnect box beside the outdoor unit; all should be ON.
  • Look at the air filter. If it is grey and clogged, replace it; a blocked filter causes many shutdowns.
  • In winter, keep snow and ice off and away from the outdoor unit. A short defrost cycle with steam is normal.
  • 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 Mitsubishi error code E2 mean?

The remote controller's clock function is not working.

Applies to: PEAD-RP35/50/60/71/100/125/140JA and JA(L) ducted indoor units (220-240 V models)

Common causes of Mitsubishi code E2

  • Faulty remote controller
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.

Mitsubishi models that use code E2

PEAD-RP35JAPEAD-RP35JALPEAD-RP50JAPEAD-RP50JALPEAD-RP60JAPEAD-RP60JALPEAD-RP71JAPEAD-RP71JALPEAD-RP100JAPEAD-RP100JALPEAD-RP125JAPEAD-RP125JALPEAD-RP140JAPEAD-RP140JAL

Other Mitsubishi Heat Pump codes

CodeMeaning
E0Remote controller not receiving from indoor unit
E1Remote controller memory error
E3Remote controller cannot transmit
E4Indoor unit not receiving from remote controller
E5Indoor unit cannot transmit to remote controller
E6Indoor/outdoor communication - indoor not receiving
E7Indoor unit transmit error to outdoor unit
FbIndoor control board memory error
P1Room (intake) air sensor TH1 open or shorted
P2Liquid pipe sensor TH2 open or shorted
P4Drain float switch disconnected
P5Drain overflow - float switch wet with pump running

All Mitsubishi Heat Pump error codes →

Mitsubishi code E2: homeowner questions

What does Mitsubishi code E2 mean?

Remote controller clock error. The remote controller's clock function is not working.

Is it safe to keep using my heat pump with code E2?

Usually yes. Code E2 is normally minor, but if it keeps coming back have it checked.

Can I reset Mitsubishi code E2 myself?

You can try one reset (power off for 30 seconds, then on). If Mitsubishi code E2 comes back, the cause is still there and a licensed technician should check it.

Who can fix Mitsubishi code E2 near me?

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

Homeowner help: AC Running But Not Cooling: What to Check · Heat Pump Not Heating or Blowing Cold Air

Troubleshooting guides

Source: Mitsubishi Electric PEAD-RP35-140JA(L) Service Manual, 10-3 Self-diagnosis action table, p.34. 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 HVAC Service

647-657-2977