Speed Queen Washing Machine Error SP
⚡ Quick Answer: The SP error code on your Speed Queen washing machine indicates a communication failure between the main control board and the motor control board. Th... ⚠️ Difficulty Varies
What Does Error SP Mean?
The SP error code on your Speed Queen washing machine indicates a communication failure between the main control board and the motor control board. This malfunction may prevent the door from locking properly, causing the washer to stop mid-cycle or fail to start altogether. Common causes include loose or damaged wiring harnesses connecting the control boards.
Common Symptoms:
- Washer stops mid‑cycle with SP or E:SP displayed
- Machine fails to start or complete cycle when communication error occurs
Possible Causes
- Control board communication failure between main control board and motor control board (medium)
- Loose or damaged wiring harness between control boards (medium)
How to Fix Error SP
DIY Fix Basic checks before service call
- Power off and unplug the washer for 1 minute to attempt a reset
- Visually inspect external wiring harnesses for obvious damage or loose connectors (only external accessible connections)
- Ensure machine is on stable, level surface and not overloaded
Technician Only Diagnostic and communication repair
- Disconnect power and access internal control area
- Inspect wiring harness between main control board and motor control board for continuity and secure connections
- Test transformer and communication circuits with appropriate diagnostic tools
- Replace faulty control board(s) or wiring as indicated by testing
Parts needed: Wiring harness between control boards, Main control board, Motor control board, Transformer if applicable
- Error persists after power cycling/reset
- Signs of electrical burning, smell, or visible component damage
- Machine fails to start or complete cycles repeatedly with SP error
Next step
Choose the next step for SP
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Wiring Harness
Connects controls, sensors, motors, and other electrical components inside the appliance.
- Typical part-only price
- $20 - $120
- DIY difficulty
- Medium
- Estimated time
- 30-90 mins
Where can I find the model number?
Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.
Verify the complete model and part number on the retailer's compatibility page before ordering.
Other parts options
Check related components first; use model search as a fallback.
Main Control Board
The central brain of the appliance that controls all components, cycles, and timings.
Model-compatible Washing Machine parts
Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.
Optional routine care
Maintenance supplies
These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.
Washing Machine Cleaner Tablets
Routine tub-cleaning supplies for residue and odor control. They do not repair a mechanical, drainage, or electronic fault.
Braided Washer Inlet Hoses
A maintenance replacement option for visibly worn external fill hoses. Verify thread size, length, and hot/cold connection requirements.
Washer Drain Hose Holder
Helps secure an external drain hose at the standpipe. It does not correct an internal pump or control fault.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.
Technical Specifications
| note | The previous model-independent part specification was removed. Verify the full model number and diagnosis in the manufacturer's official parts catalog before ordering. |
|---|---|
| part_number | None |
Common Questions
What does SP error mean on speed queen washing machine?
SP error indicates a communication failure between the main and motor control boards, causing the washer to stop mid-cycle.
Can I fix speed queen washing machine SP error myself?
Yes, you can try basic checks like resetting the machine and inspecting external wiring for damage.
How much does it cost to fix SP error?
The estimated repair cost ranges from $150 to $500+, depending on parts and labor.
When should I call a technician for SP?
Call a technician if the error persists after resetting, or if you notice signs of electrical damage.
Data last verified: 2026-07-31
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