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York · YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant

York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant E6 Error Fix: Indoor Fan Motor Fault

The indoor fan motor has failed or is drawing excessive current. This causes inadequate airflow and poor heating or cooling performance.

High severity2 fixes available

Quick Answer

Error E6 on the York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant means: Indoor Fan Motor Fault. The top-ranked community fix is “Replace Indoor Fan Motor” (medium difficulty, ~45 min, DIY cost: $40-$60). 2 community-ranked fixes available below.

Published February 2026 · 2 fixes · heat pump

Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.

Root Cause Analysis

Motor FailurePrimary

Motor Failure → Capacitor Failed

When to Call a Professional

While many heat pump repairs can be done safely at home, consider hiring a qualified technician if:

This is a high severity error — continued use may cause damage or a safety hazard
The repair involves electrical wiring, gas lines, or refrigerant
You've tried the top-ranked fix and the error persists
You smell gas, see sparking, or notice water leaking
The repair requires specialized tools you don't have
Your appliance is still under manufacturer warranty

Average professional repair cost for this issue: $150-$220.

Other York Models with Error E6

DERA-F036N07 14 SEER

air_conditioner · 2 fixes

YHG42B21S 3.5 Ton 14 SEER 10 HSPF Affinity Series Heat Pump with Variable-Speed Compressor

heat_pump · 2 fixes

YZF42B21S LX Series AC

air_conditioner · 2 fixes

Other York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant Error Codes

Outdoor Ambient Sensor Fault

2 fixes

Indoor Coil Temperature Sensor Fault

2 fixes

E10

Communication Fault Between Indoor and Outdoor Units

2 fixes

E11

Indoor Coil Freeze Protection Sensor Fault

2 fixes

E12

Compressor Start Relay Fault

2 fixes

E13

Outdoor Coil Freeze Protection Sensor Fault

2 fixes

E14

Indoor Unit Communication Fault

2 fixes

E15

Outdoor Unit Communication Fault

2 fixes

People Also Ask About York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant Error E6

What does error code E6 mean on a York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant?

Error code E6 on the York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant means: Indoor Fan Motor Fault. The indoor fan motor has failed or is drawing excessive current. This causes inadequate airflow and poor heating or cooling performance.

How do I fix error code E6 on my York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant?

The most successful fix is "Replace Indoor Fan Motor" (medium difficulty, ~45 minutes). Estimated DIY cost: $40-$60. HomeMD has 2 community-ranked fixes for this error.

Is error code E6 on a York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant serious?

This error is rated high severity. You should address it promptly — continued use could cause damage or safety concerns.

Can I fix York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant error E6 myself?

Yes — the top-ranked community fix ("Replace Indoor Fan Motor") is rated medium difficulty and takes about 45 minutes. Tools needed: Phillips screwdriver, Socket wrench.

How much does it cost to repair York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant error E6?

DIY cost: $40-$60. Professional repair typically costs $150-$220. Many homeowners save money by trying the top-ranked community fix first.

What other error codes does the York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant have?

The York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant has 8 other known error codes, including: E0 (Outdoor Ambient Sensor Fault), E1 (Indoor Coil Temperature Sensor Fault), E10 (Communication Fault Between Indoor and Outdoor Units), E11 (Indoor Coil Freeze Protection Sensor Fault), E12 (Compressor Start Relay Fault), and 3 more.

Which other York models have the E6 error?

Error code E6 also appears on 3 other York models: DERA-F036N07 14 SEER, YHG42B21S 3.5 Ton 14 SEER 10 HSPF Affinity Series Heat Pump with Variable-Speed Compressor, YZF42B21S LX Series AC. The fix may vary by model, so check each model's specific page for tailored repair steps.

What other error codes does the York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant have?

The York YZH36B21S 3 Ton 16 SEER 9.5 HSPF Heat Pump with Environmentally Friendly Refrigerant has 8 other known error codes:

E0 — Outdoor Ambient Sensor Fault (2 fixes)
E1 — Indoor Coil Temperature Sensor Fault (2 fixes)
E10 — Communication Fault Between Indoor and Outdoor Units (2 fixes)
E11 — Indoor Coil Freeze Protection Sensor Fault (2 fixes)
E12 — Compressor Start Relay Fault (2 fixes)
E13 — Outdoor Coil Freeze Protection Sensor Fault (2 fixes)
E14 — Indoor Unit Communication Fault (2 fixes)
E15 — Outdoor Unit Communication Fault (2 fixes)

Which other York models have the E6 error?

Error code E6 also appears on 3 other York models:

DERA-F036N07 14 SEER (air conditioner) · 2 fixes
YHG42B21S 3.5 Ton 14 SEER 10 HSPF Affinity Series Heat Pump with Variable-Speed Compressor (heat pump) · 2 fixes
YZF42B21S LX Series AC (air conditioner) · 2 fixes

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