Shimano STEPS / EP error E013: Drive unit firmware problem

What it means

The motor software may be damaged or out of date. Power assistance is not provided until it is updated or restored.

Likely causes

• Damaged or interrupted firmware update

Symptoms

• No assist
• E013 shown

How to fix it

1. Turn the power off and on once.
2. Contact your place of purchase or a bicycle dealer. They can update or restore the firmware with E-TUBE PROJECT.

How urgent is it?

Needs a firmware update or restore by a dealer.

Applies to

• STEPS E8000 (SC-E8000, SC-E6010)
• STEPS E6100 / E5000 (SC-E6100)
• STEPS E7000 (SC-E7000)

More Shimano STEPS / EP codes

• E010 System error detected
• E011 Error in system operation
• E012 Torque sensor start-up failed
• E014 Speed sensor in the wrong position
• E020 Battery and drive unit cannot communicate
• E021 Battery not supported by this drive unit

All 22 Shimano STEPS / EP codes →