Vacuum Cleaner error codes and troubleshooting guides

Hitachi Line 9S error code C03 means wheels are not operating. This guide explains the likely causes, the safest first checks, and when support or service is t...

Hitachi Smart 5S error code C12 means main power switch is OFF and charging cannot start. This guide explains the likely causes, the safest first checks, and w...

Hitachi Smart 5S error code C22 means unit is stuck. This guide explains the likely causes, the safest first checks, and when support or service is the better...

Hitachi Wave 9 error code C01 means dust case is not installed or the handle is not upright. This guide explains the likely causes, the safest first checks, an...

Hitachi Wave 9X error code C20 means sensors cannot operate on reflective/dark floors or in direct sunlight, the unit cannot move in tight spaces, or sensors a...

Hitachi Series 6Plus error code C07 means front sensor is malfunctioning. This guide explains the likely causes, the safest first checks, and when support or s...

Hitachi Max 4S error code C01 means dust case is not installed or the handle is not upright. This guide explains the likely causes, the safest first checks, an...

Hitachi Wave 9 error code C20 means sensors cannot operate on reflective/dark floors or in direct sunlight, the unit cannot move in tight spaces, or sensors ar...

Hitachi Line 9S error code C22 means unit is stuck. This guide explains the likely causes, the safest first checks, and when support or service is the better n...

Hitachi Wave 9 error code C07 means front sensor is malfunctioning. This guide explains the likely causes, the safest first checks, and when support or service...

Hitachi Wave 9 error code C05 means side brush is not operating. This guide explains the likely causes, the safest first checks, and when support or service is...

Hitachi Series 4S error code C23 means unit has climbed onto a step. This guide explains the likely causes, the safest first checks, and when support or servic...