Bush Cordless Vacuums Error Codes

E1

Cordless vacuum will not power on at all when the power button is pressed, no lights on the handle or battery indicator.

Main Power Supply / Battery Protection Fault

E10

Cordless vacuum shows E10 or a charging fault icon when placed on the charger; battery does not charge.

Charging Circuit / Dock Fault

E11

Cordless vacuum shows E11 or a sensor icon; unit may run erratically, changing power levels on its own.

Dust / Airflow Sensor Fault

E12

Cordless vacuum displays E12 or a lock icon; the trigger or power button does not respond.

Handle Control / Trigger Lock Fault

E2

Cordless vacuum powers on briefly then shuts off within a few seconds, often with a flashing battery or fault indicator.

Overcurrent / Motor Overload Protection

E3

Cordless vacuum runs but suction is very weak, and an E3 or similar suction fault indicator appears on the handle or battery display.

Airflow Restriction / Suction Sensor Fault

E4

Cordless vacuum shows an E4 or brush icon error and the motorised floorhead brush bar will not spin, even though suction motor runs.

Brush Bar Motor / Floorhead Drive Fault

E5

Cordless vacuum displays an E5 or temperature warning icon and shuts down after a short period of use, especially on high power.

Overtemperature Protection / Thermal Cut-Out

E6

Cordless vacuum shows an E6 or battery fault icon; unit may not run or runs only briefly even after long charging.

Battery Pack Communication / Cell Imbalance Fault

E7

Cordless vacuum shows an E7 or fan/motor error icon and will not start, or stops immediately when the trigger is pulled.

Main Motor Drive / Hall Sensor Fault

E8

Cordless vacuum shows an E8 or filter icon and reduces power or stops until the filter is checked.

Filter Blockage / Filter Sensor Fault

E9

Cordless vacuum displays E9 or a general fault icon and will not operate normally; may be accompanied by beeps.

General PCB Fault / Internal Communication Error

Symptom

Cordless vacuum battery will not charge at all; charger LED stays off or flashes rapidly when battery is connected.

Battery or Charger Failure

Symptom

Cordless vacuum cuts out intermittently when moved or tilted, then restarts when repositioned.

Loose Electrical Connection / Battery Contact Issue

Symptom

Cordless vacuum emits a musty or unpleasant odour when running.

Contaminated Filters / Bin

Symptom

Cordless vacuum has very weak suction even though the motor sounds normal and there are no error codes.

Air Leak / Blocked Filters

Symptom

Cordless vacuum leaves debris on the floor and does not pick up well, even though suction at the wand feels strong.

Floorhead Airflow / Brush Engagement Issue

Symptom

Cordless vacuum makes a loud grinding or rattling noise from the floorhead when the brush bar is engaged.

Brush Bar Bearing / Gear Damage

Symptom

Cordless vacuum makes a loud high-pitched whistling noise during use.

Air Leak at Seals or Cracked Housing

Symptom

Cordless vacuum makes a loud screeching or squealing noise from the main body when running.

Main Motor Bearing Wear

Symptom

Cordless vacuum runs but the LED headlights on the floorhead do not light.

Floorhead LED Circuit Failure

Symptom

Cordless vacuum runs for only a few minutes on a full charge before shutting off, with no specific error code displayed.

Battery Capacity Degradation

Symptom

Cordless vacuum runs only on low power; high power or turbo mode does not engage.

High-Power Mode Control Fault

Symptom

Cordless vacuum smells of burning plastic or hot electrics during or after use.

Overheating Motor or Floorhead

Symptom

Cordless vacuum vibrates excessively in the hand during use, especially when the brush bar is on.

Brush Bar Imbalance / Debris Build-Up

Symptom

Cordless vacuum will not start, but battery indicator lights show charge when the test button is pressed on the battery.

Faulty Power Button / Trigger Assembly

Symptom

Cordless vacuum’s battery indicator LEDs are inaccurate (e.g., show full but battery runs out quickly).

Battery Fuel Gauge Calibration Issue

Symptom

Cordless vacuum’s bin door will not close properly, causing dust to leak out.

Bin Latch / Hinge Failure

Symptom

Cordless vacuum’s main body gets unusually hot to the touch during normal use.

Restricted Airflow / Motor Overheating

Symptom

Cordless vacuum’s motor pulses up and down in speed repeatedly during use, without user input.

Airflow Regulation / Sensor Feedback Issue

Symptom

Cordless vacuum’s motor stops when the floorhead is pressed firmly onto carpet, but runs when lifted slightly.

Overload Due to Restricted Brush / Airflow

Symptom

Cordless vacuum’s post-motor exhaust is dusty; fine dust is seen blowing out of the rear vents.

Failed HEPA / Post-Motor Filter

Symptom

Cordless vacuum’s tools (crevice tool, upholstery tool) have poor suction compared to the floorhead.

Tool or Wand Blockage

Symptom

Cordless vacuum’s trigger must be held very hard or at a specific angle to keep the unit running.

Worn Trigger Mechanism / Microswitch

Symptom

Cordless vacuum’s wall mount or docking station does not hold the vacuum securely; unit falls or feels loose.

Docking Bracket Wear / Installation Issue

Symptom

Cordless vacuum’s wand or extension tube will not lock securely to the main body or floorhead.

Worn Wand Lock Mechanism