Goodman GSX140361 3 Ton 14 SEER Air Conditioner Condenser CAP-FAIL Error Fix: Run/Start Capacitor Failure

Error code CAP-FAIL on the Goodman GSX140361 3 Ton 14 SEER Air Conditioner Condenser means: Run/Start Capacitor Failure. The dual run capacitor has failed — the most common single-component failure on Goodman condensers; symptoms: compressor or fan motor hums but does not start, or starts slowly with reduced performance; visual sign: capacitor top is bulging or leaking oily fluid; test with multimeter in capacitance (µF) mode and compare to rating printed on capacitor label; $10-25 part

The most successful fix is "Test and Replace the Dual Run Capacitor" (medium difficulty, ~45 minutes). Estimated DIY cost: $10-$25. HomeMD has 2 community-ranked fixes for this error.

This error is rated medium severity. It should be addressed soon, but your appliance may still function in a limited capacity.

Yes — the top-ranked community fix ("Test and Replace the Dual Run Capacitor") is rated medium difficulty and takes about 45 minutes. Tools needed: T20 Torx screwdriver, Digital multimeter with capacitance mode, Insulated screwdriver, Insulated gloves.

DIY cost: $10-$25. Professional repair typically costs $120-$180. Many homeowners save money by trying the top-ranked community fix first.

The Goodman GSX140361 3 Ton 14 SEER Air Conditioner Condenser has 8 other known error codes, including: COMP-FAIL (Compressor Failure), COMP-OVERHEAT (Compressor Overheating / Thermal Overload), CONTACTOR (Contactor Failure), DIRTY-COND (Dirty Condenser Coil), ELEC-CONN (Electrical Connection Failure), and 3 more.

Error code CAP-FAIL also appears on 1 other Goodman model: GSX160361 3 Ton 16 SEER Central Air Conditioner with Scroll Compressor. The fix may vary by model, so check each model's specific page for tailored repair steps.