The Tread Index

How to Fix E1 / E2 Error Code on Landice Treadmill

Troubleshooting speed sensor failures and overspeed errors on your Landice L7 or L8.

Editorial Team
December 8, 2025

Transparency Note: As an Amazon Associate I earn from qualifying purchases. If you use these links to buy a treadmill, we may earn a commission at no additional cost to you. Our reviews remain unbiased.

Landice treadmills are legendary for their "buy-it-for-life" construction, often lasting 15 to 20 years in residential settings. However, like any machine with moving electronics, they aren't immune to faults. Two of the most common issues Landice owners encounter are the E1 and E2 error codes.

These codes specifically relate to the speed control system. Because Landice uses a high-torque DC motor and a specific feedback loop to maintain speed, disruptions in that communication line trigger a safety shutdown to prevent injury.

E1 Error: Loss of Speed Signal

The E1 code indicates that the upper display console has commanded the motor to move, but it is not receiving a signal back indicating that the belt is actually moving. The computer assumes the belt is stuck or the sensor is broken, so it cuts power to the motor.

E2 Error: Overspeed

The E2 code is the opposite. This indicates the treadmill is moving faster than the speed set on the console. This is a critical safety fault, often called a "runaway," and the system shuts down immediately to prevent the user from being thrown off.

Troubleshooting the E1 Error (Speed Sensor)

If you are seeing an E1 error, the issue is usually mechanical or related to the speed sensor alignment. Follow these steps to diagnose it:

  1. The "Kickstart" Test:

    • Stand on the side rails (not the belt).
    • Press Start.
    • If the motor hums but doesn't move, assist the belt by pushing it backward with your foot. If it starts running but then errors out, your motor brushes might be worn, or the starting torque is too low.
    • If the motor makes no sound at all, the issue may be the Motor Control Board (MCB).
  2. Check the Magnet:

    • Unplug the treadmill and remove the motor hood.
    • Look at the large pulley on the front roller (or the flywheel on the motor, depending on the vintage). There should be a small magnet glued to it.
    • If the magnet has fallen off, the speed sensor cannot read the RPMs. You can simply glue it back on or purchase a replacement magnet.
  3. Check the Reed Switch / Speed Sensor:

    • Locate the small sensor (usually a pencil-shaped cylinder) mounted near the magnet.
    • Ensure the gap between the sensor and the magnet is roughly 1/8th to 1/4th of an inch. If the sensor has been bumped and is too far away, it won't pick up the signal.

Troubleshooting the E2 Error (Overspeed)

An E2 error is generally more serious than an E1. It typically points to a failure on the lower Motor Control Board (MCB).

  1. Recalibration: Occasionally, a power surge can corrupt the speed settings. Consult your owner's manual for the calibration sequence (usually involving holding specific keys on startup) to reset the PWM (Pulse Width Modulation) values.
  2. The SCR/MOSFET Failure: The most common cause of an E2 is a shorted SCR or MOSFET on the lower circuit board. When these components fail, they fail "open," allowing full voltage to flow to the motor regardless of the console setting. This requires a board repair or replacement.

Repair vs. Replace

Before spending money on parts, check your warranty status. Landice is famous for its Lifetime Parts Warranty for original owners who registered their machine. If you are the original owner, these repairs might only cost you the labor of a technician.

However, if you bought the machine second-hand, you do not have a warranty. A new lower control board can cost $300 to $500, and a new upper display can range from $400 to $800. If your machine is over 15 years old and requires a major board replacement out-of-pocket, it may be time to consider a new unit.

Sticking with Landice

If you love the feel of your current machine, the modern Landice L7 is the direct successor. It retains the aircraft-quality aluminum frame and the lifetime warranty but features updated electronics that are less prone to the drifting calibration issues of older models.

For those who need a slightly longer running surface (ideal for runners over 6 feet tall), the Landice L8 offers the same reliability with an extended 63-inch deck.

Alternative "Tank" Options

If you are frustrated with the electronics on your Landice and want to try a different brand that offers similar commercial-grade durability (without the mandatory subscription services of brands like NordicTrack or Peloton), we recommend looking at Spirit Fitness or True Fitness. Both brands prioritize heavy-duty steel construction and simple, reliable electronics.

The Spirit CT800, for example, is a non-folding commercial unit often sold for home use that rivals the Landice in stability.

Landice L7
Landice

L7

SCORE: 4.8/5.0
$5,399

A 'buy-it-for-life' machine featuring an aircraft-quality aluminum frame and industry-leading lifetime parts warranty.

Speed12 mph
Incline0-15%
Motor4.0 CHP
Read Full Analysis
Landice L8
Landice

L8

SCORE: 4.1/5.0
$6,299

A built-to-last residential tank with a commercial soul, featuring a rust-free aluminum frame and the industry's longest running deck.

Speed12 mph
Incline0-15%
Motor4.0 HP Continuous Duty
Read Full Analysis
Spirit Fitness CT800
Spirit Fitness

CT800

SCORE: 4.8/5.0
$3,999.99

A commercial-grade workhorse designed for non-dues facilities and serious home runners, the Spirit CT800 prioritizes component durability over flashy touchscreens. With a non-folding welded steel frame and a 450 lb weight capacity, it offers a gym-quality stable platform.

Speed12 mph
Incline0-15%
Motor4.0 HP
Read Full Analysis
LandiceTroubleshootingMaintenanceTreadmill RepairError Codes
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