Horizon
Error Codes
Safety Key Off
Horizon
Treadmill
'Safety Key Off' on a Horizon treadmill console means the console can't see the …
E2
Horizon
Treadmill
E2 on a Horizon treadmill means the speed sensor reading is unstable or out of …
E1
Horizon
Treadmill
E1 on a Horizon treadmill means the console pressed Start but didn't get a speed …