Husqvarna FE 350 2021 Owner's Manual page 147

Blink code for malfunc-
tion indicator lamp
33 Malfunction indicator lamp flashes 3x long, 3x short
Error level condition
Injector cylinder 1 - circuit fault
Blink code for malfunc-
tion indicator lamp
37 Malfunction indicator lamp flashes 3x long, 7x short
Error level condition Ignition coil 1, cylinder 1 - circuit fault
Blink code for malfunc-
tion indicator lamp
41 Malfunction indicator lamp flashes 4x long, 1x short
Error level condition Fuel pump relay - short circuit to ground or open circuit
Fuel pump relay - input signal too low
BLINK CODE 22
145