Generac Power Systems XT8500EFI Owner's Manual page 23

TPS high, open circuit or 5v, 12v short circuit
TPS low, to 0V short circuit
Cylinder temp high, open circuit or 5V, 12Vshort circuit
Cylinder temp low, to 0V short circuit
Air temp high, open circuit or 5V, 12Vshort circuit
Air temp low, 0Vshort circuit
System Voltage Low
System Voltage High
Cylinder Temperature High
Barometric Pressure Sensor Failure
Oil Pressure Abnormally Low
Injection 1 open circuit
Injection 1 to 0V short circuit
Injection 1 overcurrent
Fuel pump open circuit
Fuel pump to 0V short circuit
Fuel pump overcurrent
Ignition 1 open circuit
Ignition 1 overcurrent
ECU Internal Failure
Crankshaft Position Sensor Failure
ECU Reset
Engine Over speed Failure
AC current sensor open circuit failure
AC current sensor to ground short circuit failure
AC current sensor to 5Vshort circuit failure
Stepper Motor Binding
Owner's Manual for Portable Generator
Failure Description Fault Code
P0123
P0122
P0118
P0117
P0113
P0112
P0562
P0563
P0217
P0226
P0524
P0201
P0261
P0262
P0627
P0628
P0629
P2300
P2301
P0606
P0336
P1600
P0219
P1500
P1501
P1502
P2101
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