Shark IZ140 Series Troubleshooting

If you are having problems with your Shark IZ140 Series Vacuum Cleaner, you are not alone. Many Shark IZ140 Series owners experience issues with their vacuum cleaner from time to time, and it can be frustrating to deal with these problems.

I have problems with my Shark IZ140 Series

Reported Shark IZ140 Series Issues

What issue are you encountering?


  • My vacuum has no or low suction
    • Plug in and turn on the vacuum.
  • My unit is not charging

    • Note: If LED 1 is flashing the unit is low on charge.
    • LED 2 and LED 3 are blinking
      • This error means that the charger is the wrong voltage. Please be sure that you are using the SHARK charger that came with your unit. Other chargers may fit into the unit, but these could be the wrong voltage.
      • If you own other SHARK cordless products, the chargers may look similar but the voltages can be different.
      • If the customer is using the correct charger –
      • Explore warranty options for replacing the Charger
      • Symptom – Not Charging
  • The brush roll is not spinning
    • Turn on the unit.
    • Tilt the handle back to engage the brush roll.
    • Check the status of the brush roll indicator light.
    • What color is the brush roll indicator light?
      • No light
        • Turn off the vacuum. Debris can get into the unit connectors and prevent the nozzle from getting power.
        • Detach the handvac from the wand using the handvac release button. Using a flashlight check for any debris that may be lodged in the handvac connection (3 holes).
        • Detach the wand from the floor nozzle and check for debris, dust, lint, etc. in the nozzle and wand connectors. Use a flashlight to look into the 3 holes in the bottom of the wand. (3 holes/prongs in the nozzle and wand)
        • Reassemble the entire unit, ensuring each part clicks into place. Turn the unit on. Place your foot in the nozzle and tilt the handle back.
      • Solid/Flashing Red
        • Follow the below steps for Solid and Flashing red light.
        • If the light is flashing red the motor in the nozzle may have overheated. Allow the unit to cool down for 60 minutes after Troubleshooting is done.
        • Turn off the unit. Detach the floor nozzle from the main unit.
        • Turn the nozzle upside down. Use a coin to turn the locks on the bottom cover counterclockwise to open the bottom cover in order to access the brush roll.

        • Check for a jam or a clog around the brush roll.
        • Check for debris or clogs inside the nozzle inlets/openings. Remove any debris.
        • Once all clogs have been cleared, reattach the bottom cover, pressing down firmly on all sides. Use a coin to turn the locks clockwise.
        • Now reconnect the nozzle to the main unit, ensuring you hear a click. Turn it on.
        • Use the slider to place the vacuum in the appropriate setting and run the vacuum back and forth across the floor.
  • My unit is making an unusual noise
    • Remove the handheld vacuum from the wand.
    • Turn on the handheld
  • My unit will not turn off
    • Make sure you are pressing the power button to turn off the unit.
    • If the unit still doesn’t turn off –
    • Our Shark specialists are available to assist you, please contact customer support at 1- 855-427-5127.

Shark IZ140 Series Vacuum Cleaner Problems

Below are common issues and solutions for the Shark IZ140 Series:

The Shark IZ140 Series is not picking up debris. No suction or light suction. The nozzle light is red.


  • Dust cup may be full; empty dust cup.
  • Check floor nozzle for blockages; clear blockages if required.
  • Remove any string, carpet fibers, or hair that may be wrapped around the brush roll.
  • Check the connection between the handheld vacuum and wand for blockages; clear blockages if required.
  • Check clog access in the wand for any blockages and clear any debris.
  • Check filters to see if they need cleaning. Follow instructions for rinsing and completely air-drying the filters before reinserting in the vacuum

The Shark IZ140 Series lifts area rugs.


  •  Make sure you are not engaging boost mode. Take care when vacuuming area rugs or rugs with delicately sewn edges.
  • Turn off the unit to disengage the brush roll and restart with the power/selector switch

The Shark IZ140 Series brushroll does not spin.


  • Immediately turn off the vacuum. Remove any blockages before turning the vacuum back on. Make sure the handheld vacuum is tilted back far enough for the brush roll to engage while in use.
  • If the floor nozzle has headlights and they are not illuminated, there is a connection issue between the handheld vacuum, wand, and nozzle. Try disconnecting and reattaching the pieces

The Shark IZ140 Series turns off on its own.


  • There are several possible reasons for the vacuum turning off on its own, including blockages, battery issues, and overheating. If the vacuum turns off on its own, perform the following steps:
    1. Turn on the vacuum and check the battery indicator lights located on the handheld portion of the vacuum. If recharging is needed, plug in while the vacuum is in the off position.
    2. Empty the dust cup and clean the filters (See Emptying the Dust Cup and Cleaning the Filters sections).
    3. Check wand, accessories, and inlet openings and remove any blockages.
    4. Allow unit and battery to cool for at least 45 minutes, until they return to room temperature.
    5. Restart with a power/selector switch.

The Shark IZ140 Series battery Indicator Lights on the handheld vacuum are flashing.


  •  The bottom LED light is flashing (Fig. A): The battery needs to be charged.
  • Top and bottom LED lights are flashing (Fig. B): Battery temperature is not optimal, so charging is temporarily paused. Leave the battery plugged in and charging will resume soon.
  • If top 2 or bottom 2 LED lights are flashing (Fig. C, Fig. D), call Customer Service.

Shark IZ140 Series Replacement Parts

How to Diagnose and Repair a Shark IZ140 Series

This guide will help you identify and resolve issues with your Shark IZ140 Series Vacuum Cleaner.

Shark IZ140 Series Vacuum Cleaner Troubleshooting

Share your Shark IZ140 Series Vacuum Cleaner Problems, issues , tips, ideas, and frustrations with other owners.

  1. The shark is not charging, and will not turn on just after not even a month of having. I got it as a Christmas gift. very disappointed!!!!!!!

  2. My vacuum just randomly stopped working. I tried charging it and it still won’t work so I’m not too sure what’s going on anything helps

  3. Once I turn the vacuum on it will not turn back off unless I plug it into the charger.


Shark IZ140 Series Issues? Need Help?

Users are encouraged to share their tips or frustrations with their Shark IZ140 Series with the community by leaving a comment. Sharing insights and experiences can help other users get the most out of their vacuum cleaner and avoid common issues.

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