Troubleshooting: Flashlights
I can't remove the batteries from my Fenix light. What should I do?
Unfortunately, there is not always a lot that can be done if a battery becomes stuck in your flashlight. You can send it back to us for repair and and we will do our best to remove the battery or replace parts if we are able to. We are not always abl
My Fenix flashlight is making a high pitched electronic buzz sound. Is this normal?
No, this is not a normal function and can mean that your Fenix flashlight has a defective control chip. To see if this is the case, we recommend moving forward with warranty. Please navigate to our Warranty and Repair page (https://fenix-store.com/pa
How do I remove the pocket clip on a Fenix flashlight without hurting the flashlight or clip?
You will simply just work your fingers underneath the pocket clip until you have a good enough grip and then all you do is just pull until it comes off. No fancy way of getting it off, just need to pull it off. The clip should be able to withstand th
How can I fix the button or tail switch on my flashlight?
For issues with the side switch, please contact our customer service department. For issues with the tail switch, please see the below instructions to tighten the switch if necessary. Be careful not to over-tighten! Remove the tail cap. Look on the i
My Fenix flashlight is dimming. What can I do?
For this particular flashlight issue, please follow the instructions listed on our Troubleshooting page.
My Fenix flashlight only stays on while holding down the tail switch. What can I do to fix it?
It's possible the tail switch is just loose. Try tightening the tail cap firmly, and check that the switch assembly is seated properly - there should be an instructional video for this, but it isn't present in this export. If tightening doesn't help,
My Fenix flashlight only accesses the low mode. What can I do?
First, make sure your battery is fully charged, that is the most common cause for the flashlight being stuck on the lower settings. If that doesn't work, please search our FAQs for your flashlight model to find the troubleshooting page. If the troubl
My Fenix flashlight is stuck on the strobe mode or flashing mode. What can I do?
For this particular issue, please navigate to our Warranty and Repair page (https://fenix-store.com/pages/warranty-info) to find more information and submit your request for repair.
My Fenix flashlight only stays on while the switch is held down. What can I do to fix it?
It is possible that the switch is just loose. Please view the video on the general troubleshooting your flashlight page to see how to tighten the switch. If this does not help, please navigate to our Warranty and Repair page (https://fenix-store.com/
My Fenix flashlight will not turn off unless I remove the tail cap. What can I do?
Please follow these troubleshooting steps found on this page and if they don't work, please navigate to our Warranty and Repair page (https://fenix-store.com/pages/warranty-info) to find more information and submit your request for repair.
The lens is broken on my Fenix flashlight. What can I do?
The lens is not covered under warranty, but if you submit an RA request using this form, you can send your flashlight to us and we'll replace the head of it for a small fee determined by the model of the flashlight.
The tail cap of my Fenix light is rattling. What can I do?
If you're hearing a rattle in your Fenix light's tail cap, it's most likely a loose tail switch. The good news is that this is an easy fix that you can do at home. Please look into our flashlight troubleshooting page that details how to tighten a tai
When I plug in my USB rechargeable flashlight the light turns on. What should I do?
This is normal for most Fenix rechargeable flashlights and lanterns - while connected to power, the light draws current directly from the external source, which can cause it to turn on. This is only a concern if the light does NOT work when unplugged
Why is there condensation under the lens of my Fenix flashlight?
While it's not common, condensation getting under the lens can happen. Sometimes moisture gets trapped under the lens during manufacturing. When heated up by the light, condensation can form. Also, moisture can get into the light anytime the light is
Fenix TK30 Troubleshooting Steps
Confirm that the battery or batteries are working properly by testing them in another compatible device. Make sure the battery or batteries are inserted into the light in the correct direction. The positive (+) end should face the head, or LED end, o
Fenix WT25R Troubleshooting Steps
Press and hold the power button for 0.5 seconds to turn on the flashlight. A quick press will not turn it on. You must hold the button until the light activates. If your light will not turn on or charge, remove the plastic insulation disc from inside
Fenix WT20R Troubleshooting Steps
Confirm that the battery or batteries are working properly by testing them in another compatible device. Make sure the battery or batteries are inserted into the light in the correct direction, as indicated inside the battery compartment. Confirm tha
Fenix WF30RE Troubleshooting Steps
Due to the design of this flashlight, there are no troubleshooting steps available. If your light is not working, please visit our Warranty and Repair page to review the policy and submit a claim.
Fenix WF11E Troubleshooting Steps
Confirm that you are using compatible batteries. The WF11E can only be used with the following AA 1.5V alkaline batteries:. Energizer E91. Duracell MN1500. Rayovac 815. Confirm that all batteries are the same brand and capacity. Using batteries from
Fenix WF05E Troubleshooting Steps
Confirm that the battery or batteries are working properly by testing them in another compatible device. Make sure the battery or batteries are inserted into the light in the correct direction. The positive (+) end should face the head, or LED end, o
Fenix UC40UE Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. If the charging indicator is showing constant green while it is plugged in but th
Fenix UC35 V2 Troubleshooting Steps
Steps for the Fenix UC35 V2If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. If the charging indicator is showing constant green wh
The side switch on my Fenix UC35 V2.0 or UC30 has fallen off. What can I do?
For this particular issue, please reach out to our warranty department by filling out this RA request form and they would be happy to assist you with your Fenix flashlight.
Fenix UC30 Troubleshooting Steps
These troubleshooting steps work for all versions of the UC30. If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. If the charging in
Fenix UC02 Troubleshooting Steps
If your light will not turn on or charge, remove the plastic insulation disc from inside the flashlight body before using it. Please watch the video for instructions. If the charging indicator remains solid green while the light is plugged in but the
Fenix WT50R Troubleshooting Steps
If your light will not turn on or charge, remove the plastic insulation disc from inside the flashlight body before using it. Please watch the video for instructions. Confirm that the battery is working properly by testing it in another compatible fl
Fenix UC01 Troubleshooting Steps
If your light will not turn on or charge, remove the plastic insulation disc from inside the flashlight body before using it. Please watch the video for instructions. Press and hold the power switch for 0.5 seconds. A single press will not turn on th
Fenix TK75 Troubleshooting Steps
These troubleshooting tips apply to the current TK75 2018 Edition, as well as older discontinued versions. Confirm that the batteries are working properly by testing them in another compatible device. Make sure the batteries are inserted into the lig
Fenix TK72R Troubleshooting Steps
If your light will not turn on or charge, remove the plastic insulation disc from inside the flashlight body before using it. Please watch the video for instructions. Confirm that the battery is working properly by testing it in another compatible de
Fenix TK65R Troubleshooting Steps
If your light will not turn on or charge, remove the plastic insulation disc from inside the flashlight body before using it. Please watch the video for instructions. Confirm that the battery is working properly by testing it in another compatible de
Fenix TK47UE Troubleshooting Steps
Confirm that the battery or batteries are working properly by testing them in another compatible device. Make sure the battery or batteries are inserted into the light in the correct direction. The positive (+) end should face the head, or LED end, o
Fenix TK47 Troubleshooting Steps
Confirm that the battery or batteries are working properly by testing them in another compatible device. Make sure the battery or batteries are inserted into the light in the correct direction. The positive (+) end should face the head, or LED end, o
Fenix TK35UE Troubleshooting Steps
Confirm that the batteries are working properly by testing them in another compatible device. Make sure the batteries are inserted into the light in the correct direction, as indicated on the battery carrier. One battery should be inserted with the p
Fenix TK35 Troubleshooting Steps
These troubleshooting tips apply to both current and older versions of the TK35. Confirm that the batteries are working properly by testing them in another compatible device. Make sure the batteries are inserted into the light in the correct directio
Fenix TK32 Troubleshooting Steps
Confirm that the battery or batteries are working properly by testing them in another compatible device. Make sure the battery or batteries are inserted into the light in the correct direction. The positive (+) end should face the head, or LED end, o
Fenix TK26R Troubleshooting Steps
If your light will not turn on or charge, remove the plastic insulation disc from inside the flashlight body before using it. Please watch the video for instructions. Confirm that the battery or batteries are working properly by testing them in anoth
Fenix TK25 Troubleshooting Steps
These troubleshooting tips apply to all versions of the TK25. Confirm that the battery or batteries are working properly by testing them in another compatible device. Make sure the battery or batteries are inserted into the light in the correct direc
Fenix TK22UE Troubleshooting Steps
These troubleshooting tips apply to the Fenix TK22UE. Confirm that the battery is working properly by testing it in another compatible device. Make sure the battery is inserted into the flashlight in the correct direction. The positive (+) end should
Fenix TK22 V2 Troubleshooting Steps
These troubleshooting tips apply to the TK22 V2, as well as the discontinued original TK22. Confirm that the battery or batteries are working properly by testing them in another compatible device. Make sure the battery or batteries are inserted into
Fenix TK20R Troubleshooting Steps
If your light will not turn on or charge, remove the plastic insulation disc from inside the flashlight body before using it. Please watch the video for instructions. Make sure the battery or batteries are inserted into the flashlight in the correct
Fenix TK16 V2 Troubleshooting Steps
If your light will not turn on, remove the plastic insulation disc from inside the flashlight body before using it. Please watch the video for instructions. Confirm that the battery or batteries are working properly by testing them in another compati
Fenix E01 V2 Troubleshooting Steps
Confirm that the battery is working properly by testing it in another compatible device. Make sure the battery is inserted into the flashlight in the correct direction. The positive (+) end should face the head, or LED end, of the flashlight. Confirm
Fenix E02R Troubleshooting Steps
If your light will not turn on or charge, remove the plastic insulation disc from inside the flashlight body before using it. Please watch the video for instructions. If the charging indicator remains solid green while the light is plugged in but the
Fenix E03R Troubleshooting Steps
If your light will not turn on or charge, remove the plastic insulation disc from inside the flashlight body before using it. Please watch the video for instructions. Press and hold the power switch for 0.5 seconds. A single press will not turn on th
Fenix E05 Troubleshooting Steps
Confirm that your battery is good. Try using the battery(ies) in another device. Confirm that the battery is inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confirm that t
Fenix E11 Troubleshooting Steps
Confirm that your battery(ies) are good. Try using the battery(ies) in another device. Confirm that the battery(ies) are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Co
Fenix E12 Troubleshooting Steps
Confirm that your battery is good. Try using the battery in another device. Confirm that the battery is inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confirm that there
Fenix E15 Troubleshooting Steps
Confirm that your battery is good. Try using the battery in another device. Confirm that the battery is inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confirm that there
Fenix E18R Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix E25UE Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix E28R Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. If the charging indicator is showing constant green while it is plugged in but th
Fenix TK15UE Troubleshooting Steps
These troubleshooting tips work with the TK15UE as well as the older discontinued TK15. Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct d
Fenix E35UE Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix FD20 Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix FD41 Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix LD02 V2 Troubleshooting Steps
These troubleshooting steps are shared between the new LD02 V2 as well as the discontinued original LD02. Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light fa
Fenix LD09 Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix LD12 Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix LD15R Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix LD22 V2 Troubleshooting Steps
These steps are consistent for all models of the LD22. Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side s
Fenix LD32 UVC Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix LD75C Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the batteries are inserted into the light facing the correct directions. 2 batteries should go in positive (+) side toward the head (LED) and 2 should go in n
Fenix LR40R Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix PD25 Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix PD32 V2 Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix PD35TAC Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix PD36R Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix PD40R V2 Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix RC05 Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix RC09 Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix RC11 Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix RC15 Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix RC20 Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix RC40 Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix SD11 Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix SD20 Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix TK09 Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix TK11 TAC Troubleshooting Steps
Confirm that your batteries are good. Try using the battery in another device. Confirm that the battery/batteries are inserted into the light facing the correct direction. The Positive (+) side should be toward the head (LED) of the flashlight. Confi
Fenix PD35 V3 Troubleshooting Steps
If your light won't turn on or won't charge, be sure to remove the plastic insulation disc (please watch video) inside the flashlight body as soon as you get the light. Confirm that your batteries are good. Try using the battery in another device. Co
Fenix E01 Troubleshooting Steps
Confirm that the battery is working properly by testing it in another compatible device. Make sure the battery is inserted into the flashlight in the correct direction. The positive (+) end should face the head, or LED end, of the flashlight. Confirm
I put a fully charged 26650 battery into the Fenix PD40R (V1) flashlight and the turbo only lasted for a short while before dropping to the lower output. I can't get it back to turbo mode. Why is this happening?
The Fenix PD40R (V1) is only able to reach the full output of 3000 lumens with a fully charged 26650 battery. It's not meant to stay on the turbo mode for very long. Once the battery is even partially drained, the PD40R (V1) will be unable to reach t
Why is my PD40R not reaching the full Turbo mode?
The likely cause of this problem is simply that the battery does not have enough energy to power the turbo setting. Please be aware that the 3000 lumen output only lasts for about 18 minutes only as long as the battery is above 80%. Also, the 3000 lu
The brightness switch on my Fenix TK16 (V1) tactical flashlight is not working. What can I do?
First, check the Fenix TK16 troubleshooting page. If these steps don't help, please navigate to our Warranty and Repair page (https://fenix-store.com/pages/warranty-info) to find more information and submit your request for repair.