Frigidaire FFMV1846VW Repair Guide
The white version of Frigidaire’s 1.8 cu ft over the range microwave, common in apartment refits. Straightforward to service with the usual over the range weak points.
Frigidaire FFMV1846VW is an over the range microwave, 1.8 cu ft, white microwave sold 2018 to present. Its most common repair is runs but does not heat, usually $160 to $400.
- 5 common problems with causes, fixes and costs below.
- 3 error codes decoded.
- A microwave like this lasts about 7 to 10 years.
- Check the model and serial tag before you order any part.
Common problems & typical repair costs
| Problem | Likely cause | Typical fix | OEM part # | Typical cost |
|---|---|---|---|---|
| Runs but does not heat | Magnetron or high voltage diode failure | Professional high voltage repair | not listed | $160 to $400 |
| No power, blown fuse | Door interlock switch failure | Replace interlock set and fuse | not listed | $110 to $260 |
| Door hard to close or will not latch | Latch hooks worn or door spring failed | Replace latch assembly | not listed | $100 to $250 |
| Kitchen smoky when cooking | Grease filters loaded, or a saturated charcoal filter on a recirculating install | Wash grease filters. Replace charcoal filter | not listed | $0 to $50 |
| Cooktop light out | Bulb failed or socket corroded | Replace bulb. Socket needs cabinet access | not listed | $5 to $180 |
Costs are national averages for professional repair (parts + labor). See the linked cost guides below for full breakdowns.
Error codes
| Code | What it means |
|---|---|
| F1 | Control or touch panel fault |
| F3 | Shorted key |
| door | Door sensing fault |
Tech notes
Apartment installs of this model very often recirculate rather than vent outside, which means a charcoal filter nobody has changed. Check behind the top grille before diagnosing a blower fault.
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.
- Microwave Ovens, Radiation Emitting Products U.S. Food & Drug Administration The federal requirement for two independent door interlocks plus a monitoring system, and the 21 CFR 1030.10 leakage limit, why an interlock must never be bypassed.
Cost guides for this machine’s common repairs
DIY step by step instructions for this model
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