Champion Standby Generators Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E0
Controller displays E0, generator will not start in AUTO or MANUAL mode
Controller Configuration / No Active Fault
E1
Controller displays E1, generator cranks but does not start or immediately shuts down
Low Oil Pressure Shutdown
E10
Controller displays E10, generator shuts down during cranking or shortly after start
Low Battery Voltage / Battery Charge Fault
E11
Controller displays E11, generator shuts down and may show erratic RPM readings
Engine Speed Sensor / Ignition Pickup Fault
E12
Controller displays E12, generator shuts down with misfire or rough running noted before trip
Ignition System Fault
E13
Controller displays E13, generator shuts down with black smoke or fuel smell
Fuel System Rich Condition / Carburetion Fault
E14
Controller displays E14, generator shuts down with popping in exhaust and loss of power
Lean Fuel Condition / Fuel Starvation
E15
Controller displays E15, generator will not enter AUTO mode or shows internal controller error
Controller Internal Fault / Firmware Error
E16
Controller displays E16, generator shuts down when transfer to load occurs
Overload / Excessive kW Draw
E17
Controller displays E17, generator runs but transfer switch does not transfer load
Transfer Switch Coil / Mechanism Fault
E18
Controller displays E18, generator shuts down during weekly exercise cycle only
Exercise Mode Fault / Timer Configuration Error
E19
Controller displays E19, generator shuts down with high exhaust temperature warning
Exhaust Overtemperature / Restricted Exhaust
E2
Controller displays E2, generator attempts to start but stops after a few seconds
High Engine Temperature Shutdown
E20
Controller displays E20, generator shuts down with ground fault indication
Ground Fault / Leakage to Ground
E3
Controller displays E3, generator cranks but fails to start after multiple attempts
Low Fuel Pressure / Fuel Supply Fault
E4
Controller displays E4, generator starts but shuts down with no AC output to the home
Underfrequency / Engine Speed Too Low
E5
Controller displays E5, generator shuts down shortly after starting, AC output is unstable
Overfrequency / Engine Speed Too High
E6
Controller displays E6, generator will not crank when AUTO or MANUAL start is requested
Starter Circuit Fault
E7
Controller displays E7, generator runs but no AC voltage is present at the output lugs or transfer switch
Under Voltage / No Output
E8
Controller displays E8, generator shuts down and may show abnormal voltage readings
Over Voltage Protection Trip
E9
Controller displays E9, generator will not start in AUTO when utility power fails
Utility Sense / Transfer Switch Communication Fault
Symptom
Controller display is blank or unreadable, generator otherwise appears intact
Controller Power / Display Failure
Symptom
Generator cranks normally but never starts, eventually times out
No-Start Condition (Cranks, No Fire)
Symptom
Generator does not start automatically during a utility outage but starts fine in MANUAL mode
Auto-Start / Transfer Logic Failure
Symptom
Generator enclosure or frame shows signs of rust and corrosion
Corrosion / Environmental Degradation
Symptom
Generator fails to run scheduled weekly exercise, no obvious fault code stored
Exercise Schedule Not Executing
Symptom
Generator is leaking fuel or there is a strong gas smell around the unit
Fuel Leak / Gas Odor
Symptom
Generator is leaking oil onto the base or ground
Engine Oil Leak
Symptom
Generator main breaker trips repeatedly when load is applied
Output Overcurrent / Short Circuit
Symptom
Generator runs but lights flicker or sensitive electronics behave erratically
Unstable Voltage / Poor Power Quality
Symptom
Generator runs but produces a loud knocking or metallic banging noise
Internal Engine Mechanical Knock
Symptom
Generator runs but vibrates excessively, enclosure shakes, or unit walks on pad
Excessive Vibration / Imbalance
Symptom
Generator starts and runs but is surging or hunting at no load
Unstable Engine Speed / Governor Hunting
Symptom
Generator starts and runs under load but shuts down after 10–30 minutes
Intermittent Shutdown Under Load
Symptom
Generator will not start at all, no crank, no click from starter
Complete No-Crank Condition
Symptom
Strong exhaust fumes or possible carbon monoxide smell near windows or doors when generator runs
Exhaust Fume Intrusion / CO Hazard
Symptom
Water or moisture is found inside the generator enclosure, on the controller, or on wiring
Moisture Intrusion / Water Leak
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E0 |
Controller displays E0, generator will not start in AUTO or MANUAL mode
|
Controller Configuration / No Active Fault | View Details |
| E1 |
Controller displays E1, generator cranks but does not start or immediately shuts down
|
Low Oil Pressure Shutdown | View Details |
| E10 |
Controller displays E10, generator shuts down during cranking or shortly after start
|
Low Battery Voltage / Battery Charge Fault | View Details |
| E11 |
Controller displays E11, generator shuts down and may show erratic RPM readings
|
Engine Speed Sensor / Ignition Pickup Fault | View Details |
| E12 |
Controller displays E12, generator shuts down with misfire or rough running noted before trip
|
Ignition System Fault | View Details |
| E13 |
Controller displays E13, generator shuts down with black smoke or fuel smell
|
Fuel System Rich Condition / Carburetion Fault | View Details |
| E14 |
Controller displays E14, generator shuts down with popping in exhaust and loss of power
|
Lean Fuel Condition / Fuel Starvation | View Details |
| E15 |
Controller displays E15, generator will not enter AUTO mode or shows internal controller error
|
Controller Internal Fault / Firmware Error | View Details |
| E16 |
Controller displays E16, generator shuts down when transfer to load occurs
|
Overload / Excessive kW Draw | View Details |
| E17 |
Controller displays E17, generator runs but transfer switch does not transfer load
|
Transfer Switch Coil / Mechanism Fault | View Details |
| E18 |
Controller displays E18, generator shuts down during weekly exercise cycle only
|
Exercise Mode Fault / Timer Configuration Error | View Details |
| E19 |
Controller displays E19, generator shuts down with high exhaust temperature warning
|
Exhaust Overtemperature / Restricted Exhaust | View Details |
| E2 |
Controller displays E2, generator attempts to start but stops after a few seconds
|
High Engine Temperature Shutdown | View Details |
| E20 |
Controller displays E20, generator shuts down with ground fault indication
|
Ground Fault / Leakage to Ground | View Details |
| E3 |
Controller displays E3, generator cranks but fails to start after multiple attempts
|
Low Fuel Pressure / Fuel Supply Fault | View Details |
| E4 |
Controller displays E4, generator starts but shuts down with no AC output to the home
|
Underfrequency / Engine Speed Too Low | View Details |
| E5 |
Controller displays E5, generator shuts down shortly after starting, AC output is unstable
|
Overfrequency / Engine Speed Too High | View Details |
| E6 |
Controller displays E6, generator will not crank when AUTO or MANUAL start is requested
|
Starter Circuit Fault | View Details |
| E7 |
Controller displays E7, generator runs but no AC voltage is present at the output lugs or transfer switch
|
Under Voltage / No Output | View Details |
| E8 |
Controller displays E8, generator shuts down and may show abnormal voltage readings
|
Over Voltage Protection Trip | View Details |
| E9 |
Controller displays E9, generator will not start in AUTO when utility power fails
|
Utility Sense / Transfer Switch Communication Fault | View Details |
| – |
Controller display is blank or unreadable, generator otherwise appears intact
|
Controller Power / Display Failure | View Details |
| – |
Generator cranks normally but never starts, eventually times out
|
No-Start Condition (Cranks, No Fire) | View Details |
| – |
Generator does not start automatically during a utility outage but starts fine in MANUAL mode
|
Auto-Start / Transfer Logic Failure | View Details |
| – |
Generator enclosure or frame shows signs of rust and corrosion
|
Corrosion / Environmental Degradation | View Details |
| – |
Generator fails to run scheduled weekly exercise, no obvious fault code stored
|
Exercise Schedule Not Executing | View Details |
| – |
Generator is leaking fuel or there is a strong gas smell around the unit
|
Fuel Leak / Gas Odor | View Details |
| – |
Generator is leaking oil onto the base or ground
|
Engine Oil Leak | View Details |
| – |
Generator main breaker trips repeatedly when load is applied
|
Output Overcurrent / Short Circuit | View Details |
| – |
Generator runs but lights flicker or sensitive electronics behave erratically
|
Unstable Voltage / Poor Power Quality | View Details |
| – |
Generator runs but produces a loud knocking or metallic banging noise
|
Internal Engine Mechanical Knock | View Details |
| – |
Generator runs but vibrates excessively, enclosure shakes, or unit walks on pad
|
Excessive Vibration / Imbalance | View Details |
| – |
Generator starts and runs but is surging or hunting at no load
|
Unstable Engine Speed / Governor Hunting | View Details |
| – |
Generator starts and runs under load but shuts down after 10–30 minutes
|
Intermittent Shutdown Under Load | View Details |
| – |
Generator will not start at all, no crank, no click from starter
|
Complete No-Crank Condition | View Details |
| – |
Strong exhaust fumes or possible carbon monoxide smell near windows or doors when generator runs
|
Exhaust Fume Intrusion / CO Hazard | View Details |
| – |
Water or moisture is found inside the generator enclosure, on the controller, or on wiring
|
Moisture Intrusion / Water Leak | View Details |
No matching codes found
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