Shimano STEPS · Firmware
E033 Shimano STEPS error code E033
Current firmware cannot operate the system
Per manufacturer documentation
Note
Meaning may depend on model, display and firmware – verify with the manual of the exact type.
Possible causes
General, component-based causes – not a manufacturer-specific statement.
- Software version mismatch between components
- Failed update / corrupted firmware
- Configuration error (wheel size, component identification)
Safe test steps
- Check component software versions with the manufacturer tool.
- Was there an update or part change before the fault?
Workshop reference values
- No general documented measurement value – manufacturer service documentation required.
Repair approach
- Software update/configuration at a dealer with the manufacturer tool.
Tools needed
- Manufacturer dealer diagnostic tool/software (if available)
Safety
- Do not disconnect the battery during an update.
This information does not replace manufacturer service documentation. Work on batteries and high-voltage parts only with the appropriate expertise.
Related fault codes
E013Abnormality in drive unit firmwareE043Part of the cycle computer firmware may be corruptedW010Drive unit temperature is higher than normalW011Travel speed cannot be detectedW013Torque sensor initialisation was not completed normallyW032Electronic derailleur may have been replaced with a mechanical oneE010System error detectedE014Speed sensor may be installed in the wrong position