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E-Code
Displayed Alarm
4404
Engine Knock 1
4415
Engine Knock 1
4417
Engine Knock 1
4502
Engine Ignition Coil
#1
4503
Engine Ignition Coil
#1
4504
Engine Ignition Coil
#1
4507
Engine Ignition Coil
#1
4602
Engine Ignition Coil
#2
4603
Engine Ignition Coil
#2
4604
Engine Ignition Coil
#2
4607
Engine Ignition Coil
#2
4702
Engine Ignition Coil
#3
4703
Engine Ignition Coil
#3
4704
Engine Ignition Coil
#3
4707
Engine Ignition Coil
#3
4802
Engine Ignition Coil
#4
4803
Engine Ignition Coil
#4
4804
Engine Ignition Coil
#4
4807
Engine Ignition Coil
#4
4900
Engine Fuel Valve
1 Position
4901
Engine Fuel Valve
1 Position
4902
Engine Fuel Valve
1 Position
4903
Engine Fuel Valve
1 Position
Technical Manual Power Zone 410 Controller
Alarm/Warning
Description
Engine Knock Sensor Fault—Voltage below normal range; shorted to low
A
source; open circuit.
W
Engine Knock Sensor—Data valid but above normal operating range; least
severe level.
W
Engine Knock Sensor—Data valid but below normal operating range; least
severe level.
A
Ignition Coil 1 Fault—Data erratic, intermittent, or incorrect.
A
Ignition Coil 1 Fault—Voltage above normal range; shorted to high source.
A
Ignition Coil 1 Fault—Voltage below normal range; shorted to low source; open
circuit.
A
Ignition Coil 1 Fault—Mechanical system not responding correctly.
A
Ignition Coil 2 Fault—Data erratic, intermittent, or incorrect.
A
Ignition Coil 2 Fault—Voltage above normal range; shorted to high source.
Ignition Coil 2 Fault—Voltage below normal range; shorted to low source; open
A
circuit.
Ignition Coil 2 Fault—Mechanical system not responding correctly.
A
A
Ignition Coil 3 Fault—Data erratic, intermittent, or incorrect.
A
Ignition Coil 3 Fault—Voltage above normal range; shorted to high source.
A
Ignition Coil 3 Fault—Voltage below normal range; shorted to low source; open
circuit.
A
Ignition Coil 3 Fault—Mechanical system not responding correctly.
A
Ignition Coil 4 Fault—Data erratic, intermittent, or incorrect.
A
Ignition Coil 4 Fault—Voltage above normal range; shorted to high source.
A
Ignition Coil 4 Fault—Voltage below normal range; shorted to low source; open
circuit.
Ignition Coil 4 Fault—Mechanical system not responding correctly.
A
Fuel Mixer—Data valid but above normal operating range; high severe level.
A
A
Fuel Mixer—Data valid but below normal operating range; high severe level.
A
Fuel Mixer—Data erratic, intermittent, or incorrect.
A
Fuel Mixer—Voltage above normal range; shorted to high source.
Internal Alarms/Warnings
35
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Need help?
Do you have a question about the Power Zone 410 and is the answer not in the manual?
Questions and answers
How to reset after it codes
To reset the Generac Power Systems Power Zone 410 after it shows a code, follow these steps:
1. Identify the Code – Check the displayed fault code to understand the issue.
2. Resolve the Issue – Address the underlying problem, such as fuel pressure issues or internal faults.
3. Reboot the Controller – Some faults, like watchdog timeouts or exceptions, trigger an automatic reboot.
4. Manually Reset if Needed – If the controller does not reset automatically, power cycle the system by turning it off and on.
5. Re-enter Activation Code – If prompted, enter the correct activation code within three attempts.
6. System Update – If the issue persists due to a software problem, complete the system update process.
If the issue remains unresolved, contact an IASD (Independent Authorized Service Dealer).
This answer is automatically generated