Don't Panic: Decoding the Matrix
Seeing an E1 or E2 error code flash on your Aviron treadmill screen can be frustrating, especially when you are clipped in and ready to crush a workout on the Strong Series or Victory. While modern smart treadmills offer immersive gamified experiences, they still rely on traditional electromechanical components under the hood to drive the belt.
In the world of treadmills, E1 and E2 are almost universally related to the communication between the motor controller board, the speed sensor, and the console.
- E1 Error: typically indicates a Speed Sensor Signal Loss. The console told the motor to move, but it isn't receiving a signal back confirming that the belt is actually moving.
- E2 Error: often points to a Motor or Controller Issue. This can range from a loose wire to a voltage spike, or simply high friction causing the motor to draw too much power.
Step 1: The Hard Reset (Power Cycle)
Before you grab a screwdriver, try the simplest fix first. Smart treadmills run on complex operating systems (often Android-based) that communicate with lower-level motor controllers. Sometimes, that digital handshake just fails.
- Turn off the treadmill using the switch at the base.
- Unplug the machine from the wall outlet.
- Wait 60 seconds. This allows the capacitors on the control board to fully discharge.
- Plug it back in and turn it on.
If the error persists immediately or after a few seconds of starting the belt, move to Step 2.
Step 2: Check the Speed Sensor (Reed Switch)
This is the most common culprit for the E1 error. The speed sensor is usually a small magnetic reed switch located near the front roller or the motor flywheel. If it gets knocked out of alignment, the computer thinks the belt has stopped, triggering an emergency stop code.
Safety First: Unplug the machine before opening the motor hood.
- Remove the screws securing the motor cover (at the front of the deck).
- Locate the Speed Sensor. It looks like a small black cylinder on a wire, pointing at a magnet on the front roller pulley.
- Check Alignment: The tip of the sensor should be within 2-4mm (about the thickness of a credit card) of the magnet, but not touching it.
- If it is too far away, gently bend the bracket closer.
- Spin the belt by hand to ensure the magnet passes the sensor without hitting it.
Step 3: Check Wiring Connections
Vibration from running can loosen cables over time. An E2 error often means the console has lost connection with the lower control board.
- With the motor cover still off, check the white plastic connectors (wiring harnesses) going into the Green or Blue circuit board (the controller).
- Push each connector firmly to ensure it is seated.
- Check the cable that runs up the upright tube to the back of the screen. Ensure it hasn't been pinched or pulled loose.
Step 4: Lubrication and Friction
If your treadmill runs for a few minutes and then throws an E2 code, your issue might be friction. If the belt is dry or the deck is worn, the motor has to work harder to pull your weight. This draws excessive amps, causing the controller to trigger a protective E2 shut-off to prevent overheating.
- The Test: With the machine off, try to push the belt with your feet. It should move relatively smoothly. If it feels like you are pushing a sled through mud, you need to lubricate the belt with 100% silicone lubricant.
When to Contact Support
If you have aligned the sensor, checked the wires, and lubricated the deck but the errors persist, you may have a failed motor controller board. Aviron has a responsive support team, so reach out with your serial number handy. If your machine is out of warranty and the repair costs are prohibitive, it might be time to consider a heavy-duty alternative known for simpler, bulletproof electronics.