Restrictions:
Power assist may be lower than usual.
Remedy:
Stop using until temperature drops. If no improvement, contact place of purchase.
Restrictions:
Max power assist speed may be lower than usual.
Remedy:
Check that speed sensor is properly installed. If no improvement, contact place of purchase.
Remedy:
Reinstall the crank in the correct direction and angle, then turn power back on. If no improvement, contact your local dealer.
Restrictions:
Power assist may be lower than usual.
Remedy:
With foot off the pedal, press battery power button and turn on power again. If no improvement, contact place of purchase.
Restrictions:
Not possible to shift gears with electronic derailleurs
Remedy:
If this error appears, consult your dealer.
Restrictions:
Assist functions don’t work, including power gear shifting.
Remedy:
Visit dealer to have chain tension and installation angle of cranks checked.
Restrictions:
Power assist in [WALK] mode may be lower than usual (NOTE: [Walk] mode may not be accessible in certain regions outside EU.)
Remedy:
Reinstall the derailleur for which the system is configured to support. If no improvement, contact place of purchase.
Restrictions:
No power assist while riding.
Remedy:
Restart the power system. If no improvement, connect unit to E-TUBE and follow instructions. If error persists, contact place of purchase.
Restrictions:
No power assist while riding.
Remedy:
Restart the power system. If no improvement, connect unit to E-TUBE and follow instructions. If error persists, contact place of purchase.
Restrictions:
No power assist while riding.
Remedy:
Restore drive unit's firmware by connecting to E-TUBE. If error persists, contact local dealer.
Restrictions:
No power assist while riding.
Remedy:
Amend position of speed sensor and magnet unit, turn on power and rotate crank clockwise until error resolves. This may take up to 100 rotations.
Restrictions:
No power assist while riding.
Remedy:
Let your dealer check that the cable between drive unit and battery is properly connected. If cable is damaged, replace with new one.
Restrictions:
No power assist while riding.
Remedy:
Press battery’s power button to turn it on again. If no improvement, contact place of purchase.
Restrictions:
A shutdown of all system functions.
Remedy:
Press battery’s power button to turn it on again. If no improvement, contact place of purchase.
Restrictions:
No power assist while riding.
Remedy:
Let your dealer configure motor unit so that “total number of gears” setting matches number of gears in internal geared hub.
Restrictions:
Assist functions don’t work, including power gear shifting.
Remedy:
Let your dealer adjust chain tension and installation angle of cranks. Then select “Yes” in response to W031, which displays when power is turned on for the first time.
Restrictions:
No power assist while riding.
Remedy:
Let your dealer restore bike computer’s firmware using E-TUBE.
Where to find more troubleshooting warnings and errors?
For a complete list, visit our tech page at si.shimano.com.