Whirlpool Air Conditioner Error E1
⚡ Quick Answer: The Whirlpool air conditioner E1 error indicates a fault with the indoor ambient temperature sensor. This malfunction can lead to erratic cooling beha... ⚠️ Difficulty Varies
What Does Error E1 Mean?
The Whirlpool air conditioner E1 error indicates a fault with the indoor ambient temperature sensor. This malfunction can lead to erratic cooling behavior and unresponsive controls, preventing the unit from effectively regulating temperature. It's important to address this issue promptly to restore proper functionality.
Common Symptoms:
- Unit stops cooling when E1 is displayed
- Controls may become unresponsive alongside the error display
Possible Causes
- Indoor ambient temperature sensor failure or fault (medium)
How to Fix Error E1
DIY Fix Basic checks and power reset
- Turn off the air conditioner and disconnect power
- Wait 5–10 minutes and reconnect power to attempt a soft reset
- After reset, check if the E1 code persists
- Ensure intake filters are clean to eliminate airflow reporting misreads
Technician Only Inspect and replace indoor ambient temperature sensor
- Disconnect power to the unit
- Access the indoor unit control compartment per Whirlpool service instructions
- Test the indoor ambient temperature sensor for out‑of‑range readings or open/short circuits
- Replace the defective sensor with Whirlpool‑specified part if tests confirm failure
- Reassemble and verify normal operation
Parts needed: Indoor ambient temperature sensor
- If the error persists after power reset and filter cleaning
- If any internal component testing shows sensor faults
- If there are additional error codes or system shutdowns indicating possible deeper failures
Technical Specifications
| wattage | N/A |
|---|---|
| component | Temperature Sensor |
| resistance | 5-10 kOhms |
| part_number | WPW10199961 |
| voltage_rating | 120V AC |
Common Questions
What does E1 error mean on Whirlpool air conditioner?
The E1 error indicates a malfunction in the indoor ambient temperature sensor, causing cooling issues.
Can I fix Whirlpool air conditioner E1 error myself?
Yes, you can try a power reset by turning off the unit, disconnecting power for 5-10 minutes, and reconnecting.
How much does it cost to fix E1 error?
The estimated repair cost for the E1 error is $50-$150 for parts, depending on the model and region.
When should I call a technician for E1?
Call a technician if the E1 error persists after a power reset or if there are other error codes or symptoms.
Sources & References
- Whirlpool AC Error Code List and Solutions (community)
Data last verified: 2026-03-18
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