Whirlpool WRX735SDHZ Repair Guide
Whirlpool’s popular 4-door french door with the exterior refrigerated drawer. More doors mean more gaskets and more door electronics, but the cooling core is conventional single-evaporator Whirlpool, well understood and cheap to service.
Whirlpool WRX735SDHZ is a french door refrigerator, 4-door refrigerator sold 2016 to present. Its most common repair is fridge warm, freezer ok, usually $150 to $350.
- 5 common problems with causes, fixes and costs below.
- 2 error codes decoded.
- A refrigerator like this lasts about 10 to 15 years.
- OEM part numbers listed and checked against two suppliers.
Common problems & typical repair costs
| Problem | Likely cause | Typical fix | OEM part # | Typical cost |
|---|---|---|---|---|
| Fridge warm, freezer OK | Defrost fault or evap fan | Standard defrost/fan repair | not listed | $150 to $350 |
| Ice maker slow | Module or frozen fill | Swap module. Thaw fill | W11043013⚠ Water inlet valve for this model only, the WRF555SDFZ and MFI2570FEZ use WPW10312696 instead | $150 to $350 |
| Drawer zone wrong temp | Drawer thermistor or damper | Replace sensor/damper | W10316760⚠ Freezer temperature thermistor | $120 to $280 |
| Water under crispers | Defrost drain clog | Flush + duckbill | not listed | $80 to $200 |
| Not cooling, clicking | Start relay before compressor | Replace relay first | W11092533replaces W10798748 | $100 to $200 |
Costs are national averages for professional repair (parts + labor). See the linked cost guides below for full breakdowns.
Error codes
| Code | What it means |
|---|---|
| PO | Power outage indicator |
| (Diagnostics) | Service mode via door switches + buttons |
Tech notes
Four doors = four gaskets. A leaking drawer gasket makes the whole box run hard. The dollar bill test on every door is this model’s cheapest tune up.
Sources
Where the safety, regulatory and warranty claims on this page come from. Repair costs are our own figures based on Arizona market rates and OEM parts pricing.
- Stationary Refrigeration and Air Conditioning (Section 608) U.S. Environmental Protection Agency Refrigerant handling rules and the certification required to open a sealed system.
- Section 608 Technician Certification U.S. Environmental Protection Agency Which certification type covers household refrigerators and freezers.
Cost guides for this machine’s common repairs
DIY step by step instructions for this model
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