Insignia Coffee Makers Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E1
Display shows E1 and brewing will not start or stops immediately after pressing the brew button.
Water Reservoir Presence/Level Sensor Fault
E2
Display shows E2 and the coffee maker will not heat or brew.
Thermistor / Temperature Sensor Fault
E3
Display shows E3 and brewing stops shortly after starting, often with no water flowing through the filter basket.
Overheat / Dry-Boil Protection Trip
E4
Display shows E4 and the coffee maker will not start a brew cycle, often accompanied by a beeping sound.
Lid / Brew Basket Safety Switch Fault
E5
Display shows E5 and the coffee maker shuts down or refuses to start, sometimes after a power surge or outage.
Control Board / EEPROM Communication Error
E6
Display shows E6 and the coffee maker beeps without starting, often when using the programmable timer or auto-brew feature.
Clock / Timer Circuit Fault
E7
Display shows E7 and the coffee maker stops mid-brew or never starts pumping water, sometimes accompanied by a faint humming sound.
Water Pump / Flow Sensor Fault
E8
Display shows E8 and the coffee maker shuts off shortly after starting, often with steam but little or no coffee produced.
Steam / Pressure Sensor Fault (Single-Serve or Espresso-Style Models)
E9
Display shows E9 and the coffee maker will not power on fully or the display is blank with only the error code flashing briefly.
Low Voltage / Power Supply Fault
Symptom
Auto-brew (programmed start) does not start at the set time, but manual brewing works.
Auto-Brew Programming Fault
Symptom
Buttons on the control panel are unresponsive or require very hard presses to work.
Control Panel Keypad Failure
Symptom
Carafe side (on dual Insignia models) does not brew, but single-serve side works.
Carafe Brew Circuit Failure
Symptom
Clock or timer loses time or resets to 12:00 frequently.
Clock / Memory Retention Failure
Symptom
Coffee maker brews but produces only a small amount of coffee, stopping early without an error code.
Restricted Water Flow / Partial Brew
Symptom
Coffee maker does not power on at all, no lights or display, even when plugged into a working outlet.
No Power / Dead Unit
Symptom
Coffee maker emits a burning smell during operation, even when no visible smoke is present.
Overheating Component / Electrical Insulation Odor
Symptom
Coffee maker is very loud during brewing, with rattling or buzzing noises louder than normal.
Excessive Vibration / Noisy Pump
Symptom
Coffee maker leaks from the top around the lid during brewing.
Top Seal / Steam Vent Restriction
Symptom
Coffee maker leaks water from the bottom of the unit during or after brewing.
Internal Leak / Tubing or Seal Failure
Symptom
Coffee maker powers on but will not start brewing when the brew button is pressed.
Brew Start / Control Input Failure
Symptom
Coffee maker runs but no water comes out; you hear a humming sound but nothing drips into the carafe.
No Water Flow / Airlock
Symptom
Coffee maker shuts off immediately after starting a brew cycle, with no error code.
Immediate Brew Abort / Safety Interlock
Symptom
Coffee maker turns off mid-brew and does not complete the cycle.
Intermittent Power Loss / Thermal Trip
Symptom
Coffee tastes bitter or burnt, and the warming plate seems excessively hot.
Overheating Warming Plate / Over-Extraction
Symptom
Coffee tastes weak or watery even when using the same amount of coffee as before.
Under-Extraction / Short Brew Time
Symptom
Display is on but segments are missing or unreadable, making it hard to set time or programs.
Partial Display Failure
Symptom
Display or indicator lights flicker or dim during brewing.
Unstable Power / Control Voltage Drop
Symptom
Mold or mildew smell from the coffee maker or carafe.
Microbial Growth in Water Path
Symptom
Plastic or chemical taste in coffee, especially on a new Insignia coffee maker.
Residue / Manufacturing Oils
Symptom
Single-serve side (on dual Insignia models) does not brew, while carafe side works normally.
Single-Serve Brew Circuit Failure
Symptom
Steam escapes excessively from the sides or back of the coffee maker during brewing.
Steam Path Restriction / Gasket Failure
Symptom
Unit repeatedly prompts for descaling or shows a clean indicator even after cleaning (on models with such indicator).
Descale Indicator Logic / Flow Sensor Sensitivity
Symptom
Warming plate does not heat after brewing; coffee quickly becomes cold.
No Keep-Warm Heat
Symptom
Warming plate stays on for many hours or does not turn off automatically as expected.
Keep-Warm Overrun / Control Fault
Symptom
Water or coffee overflows from the filter basket, spilling grounds into the carafe and onto the warming plate.
Brew Basket Overflow
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E1 |
Display shows E1 and brewing will not start or stops immediately after pressing the brew button.
|
Water Reservoir Presence/Level Sensor Fault | View Details |
| E2 |
Display shows E2 and the coffee maker will not heat or brew.
|
Thermistor / Temperature Sensor Fault | View Details |
| E3 |
Display shows E3 and brewing stops shortly after starting, often with no water flowing through the filter basket.
|
Overheat / Dry-Boil Protection Trip | View Details |
| E4 |
Display shows E4 and the coffee maker will not start a brew cycle, often accompanied by a beeping sound.
|
Lid / Brew Basket Safety Switch Fault | View Details |
| E5 |
Display shows E5 and the coffee maker shuts down or refuses to start, sometimes after a power surge or outage.
|
Control Board / EEPROM Communication Error | View Details |
| E6 |
Display shows E6 and the coffee maker beeps without starting, often when using the programmable timer or auto-brew feature.
|
Clock / Timer Circuit Fault | View Details |
| E7 |
Display shows E7 and the coffee maker stops mid-brew or never starts pumping water, sometimes accompanied by a faint humming sound.
|
Water Pump / Flow Sensor Fault | View Details |
| E8 |
Display shows E8 and the coffee maker shuts off shortly after starting, often with steam but little or no coffee produced.
|
Steam / Pressure Sensor Fault (Single-Serve or Espresso-Style Models) | View Details |
| E9 |
Display shows E9 and the coffee maker will not power on fully or the display is blank with only the error code flashing briefly.
|
Low Voltage / Power Supply Fault | View Details |
| – |
Auto-brew (programmed start) does not start at the set time, but manual brewing works.
|
Auto-Brew Programming Fault | View Details |
| – |
Buttons on the control panel are unresponsive or require very hard presses to work.
|
Control Panel Keypad Failure | View Details |
| – |
Carafe side (on dual Insignia models) does not brew, but single-serve side works.
|
Carafe Brew Circuit Failure | View Details |
| – |
Clock or timer loses time or resets to 12:00 frequently.
|
Clock / Memory Retention Failure | View Details |
| – |
Coffee maker brews but produces only a small amount of coffee, stopping early without an error code.
|
Restricted Water Flow / Partial Brew | View Details |
| – |
Coffee maker does not power on at all, no lights or display, even when plugged into a working outlet.
|
No Power / Dead Unit | View Details |
| – |
Coffee maker emits a burning smell during operation, even when no visible smoke is present.
|
Overheating Component / Electrical Insulation Odor | View Details |
| – |
Coffee maker is very loud during brewing, with rattling or buzzing noises louder than normal.
|
Excessive Vibration / Noisy Pump | View Details |
| – |
Coffee maker leaks from the top around the lid during brewing.
|
Top Seal / Steam Vent Restriction | View Details |
| – |
Coffee maker leaks water from the bottom of the unit during or after brewing.
|
Internal Leak / Tubing or Seal Failure | View Details |
| – |
Coffee maker powers on but will not start brewing when the brew button is pressed.
|
Brew Start / Control Input Failure | View Details |
| – |
Coffee maker runs but no water comes out; you hear a humming sound but nothing drips into the carafe.
|
No Water Flow / Airlock | View Details |
| – |
Coffee maker shuts off immediately after starting a brew cycle, with no error code.
|
Immediate Brew Abort / Safety Interlock | View Details |
| – |
Coffee maker turns off mid-brew and does not complete the cycle.
|
Intermittent Power Loss / Thermal Trip | View Details |
| – |
Coffee tastes bitter or burnt, and the warming plate seems excessively hot.
|
Overheating Warming Plate / Over-Extraction | View Details |
| – |
Coffee tastes weak or watery even when using the same amount of coffee as before.
|
Under-Extraction / Short Brew Time | View Details |
| – |
Display is on but segments are missing or unreadable, making it hard to set time or programs.
|
Partial Display Failure | View Details |
| – |
Display or indicator lights flicker or dim during brewing.
|
Unstable Power / Control Voltage Drop | View Details |
| – |
Mold or mildew smell from the coffee maker or carafe.
|
Microbial Growth in Water Path | View Details |
| – |
Plastic or chemical taste in coffee, especially on a new Insignia coffee maker.
|
Residue / Manufacturing Oils | View Details |
| – |
Single-serve side (on dual Insignia models) does not brew, while carafe side works normally.
|
Single-Serve Brew Circuit Failure | View Details |
| – |
Steam escapes excessively from the sides or back of the coffee maker during brewing.
|
Steam Path Restriction / Gasket Failure | View Details |
| – |
Unit repeatedly prompts for descaling or shows a clean indicator even after cleaning (on models with such indicator).
|
Descale Indicator Logic / Flow Sensor Sensitivity | View Details |
| – |
Warming plate does not heat after brewing; coffee quickly becomes cold.
|
No Keep-Warm Heat | View Details |
| – |
Warming plate stays on for many hours or does not turn off automatically as expected.
|
Keep-Warm Overrun / Control Fault | View Details |
| – |
Water or coffee overflows from the filter basket, spilling grounds into the carafe and onto the warming plate.
|
Brew Basket Overflow | View Details |
No matching codes found
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