Sunrise Spas
Sunrise Spas 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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CHE
Display shows CHE or CHEM, chemical reminder or imbalance alert
Chemical Maintenance Reminder / Sensor-Based Alert
COL
Display shows COL and heating is disabled, spa runs pumps
Cold Water Protection / Freeze Prevention Mode
CP
Display shows CP or CIRC PUMP ERROR, no small circulation flow
Circulation Pump Failure
dE
Display shows dE or DEFOAM, excessive foam detected
Foam / Water Quality Alert
dr
Display shows dr or DR and spa will not heat
Dry Heater / No Water in Heater Tube
dY
Display shows dY or DY after dr error, spa locked out
Dry Heater Lockout
EC
Display shows EC or ECO, spa heats less often and may feel cool
Economy Heating Mode Active
FLC
Display shows FLC or FLO flashing intermittently, heater cycles on and off
Flow Switch Calibration / Intermittent Flow Fault
FLO
Display shows FLO or FL and heater will not run
Insufficient Water Flow Through Heater
HL
Control panel displays HL and spa shuts down or will not heat
High Limit Overheat Trip
Htr
Display shows Htr or HEATER ERROR, spa does not heat
Heater Circuit Failure
ICE
Display shows ICE or ICE PROTECT, pumps run automatically
Freeze Protection Active
LOC
Display shows LOC or keypad unresponsive except for a few buttons
Keypad Lock / Panel Lockout
OH
Display shows OH and spa shuts down, water feels excessively hot
Overheat Condition Detected by Temperature Sensor
P1
Display shows P1 ERROR or Pump 1 will not run when commanded
Pump 1 Drive or Overcurrent Fault
P2
Display shows P2 ERROR or Pump 2 will not run
Pump 2 Drive or Overcurrent Fault
PF
Display shows PF or PFL, spa randomly shuts off or reboots
Power Fault / Line Voltage Error
Prr
Display shows Prr or PRR and spa is locked out
Heater Relay Stuck or Heater Overcurrent
SE
Display shows SE or SENSOR ERROR, spa may not heat
General Sensor Error
SLP
Display shows SLP or SLEEP, water temperature drops between filter cycles
Sleep Mode Active
Sn1
Display shows Sn1 or SN1 and spa may not heat correctly
Primary Temperature Sensor Failure
Sn2
Display shows Sn2 or SN2, spa may overheat or not heat
High-Limit Sensor Failure
Sn3
Display shows Sn3 or SN3, temperature reading is erratic
Auxiliary or Cabinet Sensor Failure
Symptom
Air controls do not increase jet intensity when turned
Air Control Valve or Venturi Issue
Symptom
Buttons on topside panel are unresponsive or activate wrong functions
Keypad Matrix Failure
Symptom
Cover is heavy, waterlogged, and difficult to open
Waterlogged Spa Cover
Symptom
Excessive foam on water surface during use
Foaming Due to Contaminants
Symptom
GFCI breaker trips immediately when spa is turned on
Ground Fault / Short Circuit
Symptom
High-pitched whine or humming from circulation pump, little or no flow
Circulation Pump Bearing or Impeller Issue
Symptom
Jet pump runs but no water comes out of jets
Air Lock or Pump Prime Loss
Symptom
Jets are weak or some seats have very low water pressure
Reduced Jet Flow
Symptom
LED lights in spa do not work or some colors are missing
Spa Lighting Circuit Failure
Symptom
Loud grinding or screeching noise from jet pump when running
Pump Bearing or Cavitation Noise
Symptom
Ozone generator not working, no ozone smell or bubbles at ozone jet
Ozone System Failure
Symptom
Spa cabinet panels are warped or water-damaged
Cabinet Structural Degradation
Symptom
Spa heats very slowly or does not reach set temperature but no error code is shown
Insufficient Heating Without Error
Symptom
Spa is leaking water from under the cabinet
Plumbing or Component Leak
Symptom
Spa shell has cracks or blisters (bubbling) in the acrylic surface
Acrylic Shell Damage
Symptom
Spa will not power on at all, no lights or display
No Power / Dead Spa
Symptom
Strong burning or electrical smell from equipment bay
Overheating Electrical Component
Symptom
Topside control panel display is blank but spa components run
Topside Display Failure
Symptom
Water is cloudy or has strong odor despite normal operation
Water Quality / Sanitation Problem
Symptom
Water leaking from around a specific jet in the shell
Jet Body or Gasket Leak
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| CHE |
Display shows CHE or CHEM, chemical reminder or imbalance alert
|
Chemical Maintenance Reminder / Sensor-Based Alert | View Details |
| COL |
Display shows COL and heating is disabled, spa runs pumps
|
Cold Water Protection / Freeze Prevention Mode | View Details |
| CP |
Display shows CP or CIRC PUMP ERROR, no small circulation flow
|
Circulation Pump Failure | View Details |
| dE |
Display shows dE or DEFOAM, excessive foam detected
|
Foam / Water Quality Alert | View Details |
| dr |
Display shows dr or DR and spa will not heat
|
Dry Heater / No Water in Heater Tube | View Details |
| dY |
Display shows dY or DY after dr error, spa locked out
|
Dry Heater Lockout | View Details |
| EC |
Display shows EC or ECO, spa heats less often and may feel cool
|
Economy Heating Mode Active | View Details |
| FLC |
Display shows FLC or FLO flashing intermittently, heater cycles on and off
|
Flow Switch Calibration / Intermittent Flow Fault | View Details |
| FLO |
Display shows FLO or FL and heater will not run
|
Insufficient Water Flow Through Heater | View Details |
| HL |
Control panel displays HL and spa shuts down or will not heat
|
High Limit Overheat Trip | View Details |
| Htr |
Display shows Htr or HEATER ERROR, spa does not heat
|
Heater Circuit Failure | View Details |
| ICE |
Display shows ICE or ICE PROTECT, pumps run automatically
|
Freeze Protection Active | View Details |
| LOC |
Display shows LOC or keypad unresponsive except for a few buttons
|
Keypad Lock / Panel Lockout | View Details |
| OH |
Display shows OH and spa shuts down, water feels excessively hot
|
Overheat Condition Detected by Temperature Sensor | View Details |
| P1 |
Display shows P1 ERROR or Pump 1 will not run when commanded
|
Pump 1 Drive or Overcurrent Fault | View Details |
| P2 |
Display shows P2 ERROR or Pump 2 will not run
|
Pump 2 Drive or Overcurrent Fault | View Details |
| PF |
Display shows PF or PFL, spa randomly shuts off or reboots
|
Power Fault / Line Voltage Error | View Details |
| Prr |
Display shows Prr or PRR and spa is locked out
|
Heater Relay Stuck or Heater Overcurrent | View Details |
| SE |
Display shows SE or SENSOR ERROR, spa may not heat
|
General Sensor Error | View Details |
| SLP |
Display shows SLP or SLEEP, water temperature drops between filter cycles
|
Sleep Mode Active | View Details |
| Sn1 |
Display shows Sn1 or SN1 and spa may not heat correctly
|
Primary Temperature Sensor Failure | View Details |
| Sn2 |
Display shows Sn2 or SN2, spa may overheat or not heat
|
High-Limit Sensor Failure | View Details |
| Sn3 |
Display shows Sn3 or SN3, temperature reading is erratic
|
Auxiliary or Cabinet Sensor Failure | View Details |
| – |
Air controls do not increase jet intensity when turned
|
Air Control Valve or Venturi Issue | View Details |
| – |
Buttons on topside panel are unresponsive or activate wrong functions
|
Keypad Matrix Failure | View Details |
| – |
Cover is heavy, waterlogged, and difficult to open
|
Waterlogged Spa Cover | View Details |
| – |
Excessive foam on water surface during use
|
Foaming Due to Contaminants | View Details |
| – |
GFCI breaker trips immediately when spa is turned on
|
Ground Fault / Short Circuit | View Details |
| – |
High-pitched whine or humming from circulation pump, little or no flow
|
Circulation Pump Bearing or Impeller Issue | View Details |
| – |
Jet pump runs but no water comes out of jets
|
Air Lock or Pump Prime Loss | View Details |
| – |
Jets are weak or some seats have very low water pressure
|
Reduced Jet Flow | View Details |
| – |
LED lights in spa do not work or some colors are missing
|
Spa Lighting Circuit Failure | View Details |
| – |
Loud grinding or screeching noise from jet pump when running
|
Pump Bearing or Cavitation Noise | View Details |
| – |
Ozone generator not working, no ozone smell or bubbles at ozone jet
|
Ozone System Failure | View Details |
| – |
Spa cabinet panels are warped or water-damaged
|
Cabinet Structural Degradation | View Details |
| – |
Spa heats very slowly or does not reach set temperature but no error code is shown
|
Insufficient Heating Without Error | View Details |
| – |
Spa is leaking water from under the cabinet
|
Plumbing or Component Leak | View Details |
| – |
Spa shell has cracks or blisters (bubbling) in the acrylic surface
|
Acrylic Shell Damage | View Details |
| – |
Spa will not power on at all, no lights or display
|
No Power / Dead Spa | View Details |
| – |
Strong burning or electrical smell from equipment bay
|
Overheating Electrical Component | View Details |
| – |
Topside control panel display is blank but spa components run
|
Topside Display Failure | View Details |
| – |
Water is cloudy or has strong odor despite normal operation
|
Water Quality / Sanitation Problem | View Details |
| – |
Water leaking from around a specific jet in the shell
|
Jet Body or Gasket Leak | View Details |
No matching codes found
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