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Gree Aircon PP Error Code

Capture the Gree PP fault correctly, then see what should be checked before parts are quoted. Match the model first; same-looking codes can point to different rows.

What does Gree PP mean?

Gree PP is listed as abnormity of input voltage, AC current protection of inverter compressor, and AC-current protection of inverter compressor in fault lists for more than one model family, including Ultra Heat GMV6 Mini VRF (2024) and MultiPRO / GMV VRF II R410A. This meaning comes from the manufacturer's own diagnostic material. Do not collapse this code across model families; use the model, series, or system type to choose the right row. Confirm the exact model, series, or signal row before accepting a parts quote.

Choose the listing that matches your unit

The same code has more than one listed meaning. Match the model family, the system type and the unit that shows the code before approving parts.

  • Code
    U-Match duct type
    What it means
    Abnormity of input voltage
    What to check first
    Match this meaning to your installed model and the unit that shows the code, then use the checks below.
  • Code
    Ultra Heat GMV6 Mini VRF (2024)
    What it means
    AC current protection of inverter compressor
    What to check first
    Match this meaning to your installed model and the unit that shows the code, then use the checks below.
  • Code
    MultiPRO / GMV VRF II R410A
    What it means
    AC-current protection of inverter compressor
    What to check first
    Match this meaning to your installed model and the unit that shows the code, then use the checks below.

What to do now

Use these steps before customer action or a parts quote.

  • Stop using the unit if PP returns

    If the manufacturer's listing for your model family applies to PP, do not reset it; record the code and arrange diagnosis. Check your own model's listing before acting on another model family.

  • Match the PP family before taking action

    Capture the PP display and model sticker first. For the manufacturer's listing that matches your model family, record the exact display, installed model, reporting location, and operating state. Do not repeat resets; use the matching GMV6 Mini service section or arrange qualified diagnosis. The same code can mean something different in another model family, so confirm the model before taking another action. Do not treat a generic power-cycle as a manufacturer reset procedure.

  • Send these to us

    PP error code, a clear display photo, Gree indoor and outdoor model stickers, the model family it matches, the controller or unit that reported the code, affected rooms and observed symptoms, and result of the matching manufacturer-listed customer action, if any

Guidance for your model

Notes that match the code to your exact model. Electrical, refrigerant, wiring, resistance and component checks are for a technician.

  • Detail
    Diagnostic note
    What it says
    Check supply voltage stability and wiring before control-board diagnosis.
  • Detail
    Diagnostic note
    What it says
    Record the exact code, whether it appeared on the wired controller or outdoor board, the installed GMV6 Mini model, and the operating state. Do not repeat resets or open electrical or refrigerant components; use the matching service section or arrange qualified diagnosis.
  • Detail
    Diagnostic note
    What it says
    Record the exact code, installed model, and reporting display. Use the matching Gree MultiPRO / GMV VRF II service procedure or arrange qualified diagnosis; do not keep resetting the system.
  • Detail
    Singapore / model note
    What it says
    Official GREE U-Match service-manual row from Table 2-6-1. Use for matching duct, cassette, or floor/ceiling model families before treating it as final.
  • Detail
    Singapore / model note
    What it says
    Official Gree Ultra Heat GMV6 Mini service-manual row created in 2024. It applies only to the named 208/230 V GMV6 Mini family when the installed model and matching manual agree; it is not claimed as every Gree GMV, GMV5, or Singapore-market code.
  • Detail
    Singapore / model note
    What it says
    Official Gree Comfort MultiPRO / GMV VRF II service-manual row for the named North American 208/230 V R410A models. It is model-family evidence only and is not claimed as exact Singapore-market applicability.

What to check before repair

Choose the matching source-family row first, then use only that row's diagnostic branch and customer-action boundary.

  • You can check
    Before taking any action on PP, take a clear display photo.
    Technician should confirm
    Match PP to one source-family decoder row before choosing a diagnostic branch.
  • You can check
    Capture the Gree model sticker and identify which controller or unit reported the code.
    Technician should confirm
    U-Match duct type: use the matching service procedure to test only the components and conditions named by abnormity of input voltage; require measured evidence before quoting parts.
  • You can check
    If the manufacturer's listing for your model family applies to your unit, record the exact display, installed model, reporting location, and operating state. Do not repeat resets; use the matching GMV6 Mini service section or arrange qualified diagnosis. Confirm the exact model family before taking a different customer action.
    Technician should confirm
    Ultra Heat GMV6 Mini VRF (2024): use the matching service procedure to test only the components and conditions named by AC current protection of inverter compressor; require measured evidence before quoting parts.
  • You can check
    Technician should confirm
    MultiPRO / GMV VRF II R410A: use the matching service procedure to test only the components and conditions named by AC-current protection of inverter compressor; require measured evidence before quoting parts.
  • You can check
    Technician should confirm
    Do not transfer a sensor, drain, valve, fan, compressor, electrical, or reset procedure from one family row to the other.

Family-specific repair decision

U-Match duct type: diagnose abnormity of input voltage on the matching Gree system. Approve repair or replacement parts only after that branch has measured evidence for PP. Ultra Heat GMV6 Mini VRF (2024): diagnose AC current protection of inverter compressor on the matching Gree system. Approve repair or replacement parts only after that branch has measured evidence for PP. MultiPRO / GMV VRF II R410A: diagnose AC-current protection of inverter compressor on the matching Gree system. Approve repair or replacement parts only after that branch has measured evidence for PP.

  • The model sticker and reporting equipment must match one decoder row before diagnosis begins.

  • U-Match duct type: the quote must name the test result that proves this row's fault rather than borrowing a parts list from the other family.

  • Ultra Heat GMV6 Mini VRF (2024): the quote must name the test result that proves this row's fault rather than borrowing a parts list from the other family.

  • MultiPRO / GMV VRF II R410A: the quote must name the test result that proves this row's fault rather than borrowing a parts list from the other family.

  • Compare repair cost, system age, parts availability, and overall condition only after the family-specific fault is proven.

Gree PP questions

What does the Gree PP error mean?
Gree PP is listed as abnormity of input voltage, AC current protection of inverter compressor, and AC-current protection of inverter compressor in fault lists for more than one model family, including Ultra Heat GMV6 Mini VRF (2024) and MultiPRO / GMV VRF II R410A. This meaning comes from the manufacturer's own diagnostic material. Do not collapse this code across model families; use the model, series, or system type to choose the right row. Confirm the exact model, series, or signal row before accepting a parts quote.
Can I fix a Gree PP error myself?
No. PP needs a technician's measurement before parts are decided. Before taking any action on PP, take a clear display photo. Capture the Gree model sticker and identify which controller or unit reported the code.
Is it safe to keep running the aircon with a PP error?
If the manufacturer's listing for your model family applies to PP, do not reset it; record the code and arrange diagnosis. Check your own model's listing before acting on another model family.
What causes a Gree PP error?
Gree PP has a listed meaning that depends on the exact model and on which unit shows the code. Use the decoder on this page before assuming a specific cause.
Will a Gree PP error need a repair or a full replacement?
U-Match duct type: diagnose abnormity of input voltage on the matching Gree system. Approve repair or replacement parts only after that branch has measured evidence for PP. Ultra Heat GMV6 Mini VRF (2024): diagnose AC current protection of inverter compressor on the matching Gree system. Approve repair or replacement parts only after that branch has measured evidence for PP. MultiPRO / GMV VRF II R410A: diagnose AC-current protection of inverter compressor on the matching Gree system. Approve repair or replacement parts only after that branch has measured evidence for PP.
What should I send a technician about a Gree PP error?
Before booking, send: PP error code, a clear display photo, Gree indoor and outdoor model stickers, the model family it matches, the controller or unit that reported the code, affected rooms and observed symptoms, and result of the matching manufacturer-listed customer action, if any.

Confirm the fault

Share the error code, model number and symptoms so we can assess the likely cause.

Not the right code?

Browse the full Gree list or check a few codes in the same fault category.

Describe your situation

Tell us what’s going on. Symptoms, setup, photos, anything we should know. We’ll assess and come back with the right next step.

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Use these if the quote mentions the parts, checks, or repair path this code points to.