Coleman
Coleman Hot Tubs & Spas Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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COL
Display shows COL or COOL, heater does not run, spa indicates water is too cold to heat normally.
Cold Water Protection / Freeze or Cool Condition
dE
Display shows dE or DE, ozone or accessory device not functioning.
Ozone Generator / Accessory Device Error
dr
Display shows dr or DR, heater disabled, pumps may run briefly then stop.
Dry Fire Protection / Inadequate Water in Heater
dy
Display shows dy or DRY, spa shuts down heater and may show repeated dry errors.
Persistent Dry Heater Condition
EC
Display shows EC or ECON, water heats slowly and may not reach set temperature quickly.
Economy Heating Mode Enabled
Er1
Display shows Er1 or ERR1, spa may not respond to button presses.
Topside Keypad Communication Error
Er2
Display shows Er2 or ERR2, spa may lock up or not heat.
Internal Control Pack Error
FLC
Display shows FLC or FLO flashing, heater disabled, jets may still operate.
Flow Switch Closed When Pump Off (Stuck or Shorted Flow Switch)
FLO
Display shows FLO or FL, heater will not turn on, jets may run briefly then stop.
Low or No Water Flow Through Heater Circuit
HE
Display shows HE or HEAT ERR, spa does not heat even though pump runs.
Heater Circuit Failure
HL
Display shows HL or HLo, spa shuts down heater and sometimes pumps, water may feel very hot near heater outlet.
High Limit Overheat Trip
ICE
Display shows ICE or IC, pumps may run automatically even when spa is not in use.
Freeze Protection Mode Active
LOC
Display shows LOC or lock icon, buttons on topside panel do not respond.
Keypad Lock / Panel Lockout Enabled
OH
Display shows OH or OHH, spa shuts down all functions, water is very hot (often above 108°F).
System Overheat Condition
P1
Display shows P1 flashing, first jet pump does not start or runs erratically.
Pump 1 Drive or Overload Fault
P2
Display shows P2 flashing, second jet pump does not start or trips breaker.
Pump 2 Drive or Overload Fault
PF
Display shows PF or PFL, spa shuts down or restarts unexpectedly.
Power Failure or Line Voltage Fault
Prr
Display shows PRR or PR, pumps run in a special cycle after power-up, no heat yet.
Priming Mode / Pump Priming Routine
SE
Display shows SE or SESH, spa may shut down or behave erratically.
Sensor Error or Sensor Short
SL
Display shows SL or SLP, spa maintains a lower temperature and heats only during filter cycles.
Sleep Mode Enabled
Sn1
Display shows Sn1 or SN, spa may not heat or may shut down.
Temperature Sensor 1 Failure (Water Sensor)
Sn2
Display shows Sn2, spa may shut down heater or display incorrect temperatures.
Temperature Sensor 2 Failure (High-Limit or Auxiliary Sensor)
Symptom
Air blower does not turn on or shuts off quickly.
Air Blower Failure or Overheat
Symptom
Coleman inflatable spa (Lay-Z-Spa style) shows no error but will not heat or filter; pump unit runs only in bubbles mode.
Inflatable Spa Pump/Heater Module Failure
Symptom
Intermittent operation: spa randomly turns pumps or heater on and off, or settings change by themselves.
Control System Intermittent Fault
Symptom
Jets are weak or no water comes out of jets even though the pump is running.
Low Jet Pressure / Poor Circulation
Symptom
LED lights flicker, some colors do not work, or lights are completely out.
Spa Lighting Circuit Failure
Symptom
Loud humming noise from pump but no water movement.
Seized Pump Motor or Air-Locked Pump
Symptom
Spa cabinet or shell vibrates excessively and makes loud banging or rattling noises during jet operation.
Excessive Vibration / Pump Mounting Issue
Symptom
Spa is leaking water inside the cabinet or around the base.
Internal Plumbing or Component Leak
Symptom
Spa overheats gradually (water above set temperature) without showing an overheat error.
Runaway Heating / Sensor Calibration Drift
Symptom
Spa trips the GFCI breaker immediately or within a few seconds of turning on.
Ground Fault or Short Circuit
Symptom
Spa will not heat, temperature stays far below set point but no error code is displayed.
No-Heat Condition Without Error
Symptom
Spa will not turn on at all, no lights or display on the control panel.
No Power to Spa
Symptom
Strong burning or electrical smell from equipment bay during operation.
Overheating Electrical Component
Symptom
Topside control panel display is blank or unreadable, but pumps may still run on their own.
Failed or Water-Damaged Topside Panel
Symptom
Water drips or sprays from around a specific jet when the pump is running.
Leaking Jet Body or Gasket
Symptom
Water is cloudy, foamy, or has a strong odor despite normal operation.
Water Quality Degradation
Symptom
Water is not circulating when spa is in filtration or heating mode, but jets work when manually activated.
Circulation Pump Failure
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| COL |
Display shows COL or COOL, heater does not run, spa indicates water is too cold to heat normally.
|
Cold Water Protection / Freeze or Cool Condition | View Details |
| dE |
Display shows dE or DE, ozone or accessory device not functioning.
|
Ozone Generator / Accessory Device Error | View Details |
| dr |
Display shows dr or DR, heater disabled, pumps may run briefly then stop.
|
Dry Fire Protection / Inadequate Water in Heater | View Details |
| dy |
Display shows dy or DRY, spa shuts down heater and may show repeated dry errors.
|
Persistent Dry Heater Condition | View Details |
| EC |
Display shows EC or ECON, water heats slowly and may not reach set temperature quickly.
|
Economy Heating Mode Enabled | View Details |
| Er1 |
Display shows Er1 or ERR1, spa may not respond to button presses.
|
Topside Keypad Communication Error | View Details |
| Er2 |
Display shows Er2 or ERR2, spa may lock up or not heat.
|
Internal Control Pack Error | View Details |
| FLC |
Display shows FLC or FLO flashing, heater disabled, jets may still operate.
|
Flow Switch Closed When Pump Off (Stuck or Shorted Flow Switch) | View Details |
| FLO |
Display shows FLO or FL, heater will not turn on, jets may run briefly then stop.
|
Low or No Water Flow Through Heater Circuit | View Details |
| HE |
Display shows HE or HEAT ERR, spa does not heat even though pump runs.
|
Heater Circuit Failure | View Details |
| HL |
Display shows HL or HLo, spa shuts down heater and sometimes pumps, water may feel very hot near heater outlet.
|
High Limit Overheat Trip | View Details |
| ICE |
Display shows ICE or IC, pumps may run automatically even when spa is not in use.
|
Freeze Protection Mode Active | View Details |
| LOC |
Display shows LOC or lock icon, buttons on topside panel do not respond.
|
Keypad Lock / Panel Lockout Enabled | View Details |
| OH |
Display shows OH or OHH, spa shuts down all functions, water is very hot (often above 108°F).
|
System Overheat Condition | View Details |
| P1 |
Display shows P1 flashing, first jet pump does not start or runs erratically.
|
Pump 1 Drive or Overload Fault | View Details |
| P2 |
Display shows P2 flashing, second jet pump does not start or trips breaker.
|
Pump 2 Drive or Overload Fault | View Details |
| PF |
Display shows PF or PFL, spa shuts down or restarts unexpectedly.
|
Power Failure or Line Voltage Fault | View Details |
| Prr |
Display shows PRR or PR, pumps run in a special cycle after power-up, no heat yet.
|
Priming Mode / Pump Priming Routine | View Details |
| SE |
Display shows SE or SESH, spa may shut down or behave erratically.
|
Sensor Error or Sensor Short | View Details |
| SL |
Display shows SL or SLP, spa maintains a lower temperature and heats only during filter cycles.
|
Sleep Mode Enabled | View Details |
| Sn1 |
Display shows Sn1 or SN, spa may not heat or may shut down.
|
Temperature Sensor 1 Failure (Water Sensor) | View Details |
| Sn2 |
Display shows Sn2, spa may shut down heater or display incorrect temperatures.
|
Temperature Sensor 2 Failure (High-Limit or Auxiliary Sensor) | View Details |
| – |
Air blower does not turn on or shuts off quickly.
|
Air Blower Failure or Overheat | View Details |
| – |
Coleman inflatable spa (Lay-Z-Spa style) shows no error but will not heat or filter; pump unit runs only in bubbles mode.
|
Inflatable Spa Pump/Heater Module Failure | View Details |
| – |
Intermittent operation: spa randomly turns pumps or heater on and off, or settings change by themselves.
|
Control System Intermittent Fault | View Details |
| – |
Jets are weak or no water comes out of jets even though the pump is running.
|
Low Jet Pressure / Poor Circulation | View Details |
| – |
LED lights flicker, some colors do not work, or lights are completely out.
|
Spa Lighting Circuit Failure | View Details |
| – |
Loud humming noise from pump but no water movement.
|
Seized Pump Motor or Air-Locked Pump | View Details |
| – |
Spa cabinet or shell vibrates excessively and makes loud banging or rattling noises during jet operation.
|
Excessive Vibration / Pump Mounting Issue | View Details |
| – |
Spa is leaking water inside the cabinet or around the base.
|
Internal Plumbing or Component Leak | View Details |
| – |
Spa overheats gradually (water above set temperature) without showing an overheat error.
|
Runaway Heating / Sensor Calibration Drift | View Details |
| – |
Spa trips the GFCI breaker immediately or within a few seconds of turning on.
|
Ground Fault or Short Circuit | View Details |
| – |
Spa will not heat, temperature stays far below set point but no error code is displayed.
|
No-Heat Condition Without Error | View Details |
| – |
Spa will not turn on at all, no lights or display on the control panel.
|
No Power to Spa | View Details |
| – |
Strong burning or electrical smell from equipment bay during operation.
|
Overheating Electrical Component | View Details |
| – |
Topside control panel display is blank or unreadable, but pumps may still run on their own.
|
Failed or Water-Damaged Topside Panel | View Details |
| – |
Water drips or sprays from around a specific jet when the pump is running.
|
Leaking Jet Body or Gasket | View Details |
| – |
Water is cloudy, foamy, or has a strong odor despite normal operation.
|
Water Quality Degradation | View Details |
| – |
Water is not circulating when spa is in filtration or heating mode, but jets work when manually activated.
|
Circulation Pump Failure | View Details |
No matching codes found
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