• Once the fault(s) have been resolved,
reconnect the battery. The ECU will auto-
matically reset and stop flashing fault
codes.
Call Generac Customer Service at 1-888-
GENERAC (1-888-436-3722) for assistance.
NOTE: Verify the unit is turned OFF before
storage to avoid battery power drainage.
There are 3 levels of failures:
1. Level 1 will flash and the generator will
run. There may be a slight impact on per-
formance.
Fault
Code
* = Short Blink - .25 sec
2
TPS Failure
3
Cylinder Temp. Failure
4
Air Temp. Failure
5
System Voltage Low
6
System Voltage High
7
Cylinder High Temp.
8
Barometric Pressure Sensor
Failure
9
Oil Pressure Anomaly
11
Fuel Injector Failure
13
Fuel Pump Failure
15
Ignition Failure
17
ECU Internal Failure
18
Crankshaft Position Sensor
Failure
19
ECU Reset
22
Engine Overspeed Failure
24
Load Stability Sensor Failure – – **** (2 long blinks, 4 short blinks)
27
Stepper Motor Stuck
28
Engine Starting Failure
Low Battery
Owner's Manual for Portable Generator
Fault Code
2. Level 2 will flash and the generator will
shut down if multiple errors are detected.
3. Level 3 will shut down the generator.
Fault Flash (Seconds)
– = Long Blink - 1.2 sec
** (2 short blinks)
*** (3 short blinks)
**** (4 short blinks)
***** (5 short blinks)
****** (6 short blinks)
******* (7 short blinks)
******** (8 short blinks)
********* (9 short blinks)
– * (1 long blink, 1 short blink)
– *** (1 long blink, 3 short blinks)
– ***** (1 long blink, 5 short blinks)
– ******* (1 long blink, 7 short blinks)
– ******** (1 long blink, 8 short blinks)
– ********* (1 long blink, 9 short blinks)
– – ** (2 long blinks, 2 short blinks)
– – ******* (2 long blinks, 7 short blinks)
– – ******** (2 long blinks, 8 short blinks)
* –
7