Pod Kit Troubleshooting: Burnt Taste, Leaking and Not Firing Fixed

Most pod kit problems come down to three things: a coil that is not getting enough e-liquid, a poor connection between the pod and the device, or a pod that has simply reached the end of its life. A burnt taste usually means a dry or worn coil, leaking usually means overfilling, a damaged seal or the wrong liquid, and a kit that will not fire usually means a dirty contact, a flat battery or a pod that is not seated properly. This guide shows you how to diagnose each one on popular refillable pod kits such as the Vaporesso XROS, OXVA Xlim and Aspire Gotek ranges.

Each section starts with the symptom, explains the likely causes and gives safe steps to fix it. You will also find a quick reference table, guidance on when to replace a pod and when to stop using a device altogether, and a set of common questions.

Quick Troubleshooting Table

Burnt Taste: Causes and Fixes

A burnt or harsh taste happens when the coil heats without enough e-liquid in the wicking material. It is the most common complaint with refillable pods, and in most cases it is avoidable.

Why does a new pod taste burnt?

New pods come with dry cotton around the coil. If you fill and vape straight away, the coil can scorch the cotton before it is saturated. Vaporesso's original XROS manual tells users to wait five minutes after filling so the liquid soaks into the coil. Waiting five to ten minutes is a good habit with any refillable pod, including Vaporesso XROS replacement pods, OXVA Xlim pods and Aspire Gotek pods.

Why does a pod start tasting burnt after a few days?

• Running low on liquid. Refill before the level drops below the coil intake holes.
• Chain vaping. Taking puffs in quick succession can outpace the wick. Leave a few seconds between puffs.
• Power too high. On kits with adjustable output, such as the XROS range or the power levels on the Aspire Gotek Pro 2, a higher setting than the coil suits will dry the wick faster.
• Thick liquid. High-VG liquids wick slowly through small MTL coils. Nic salts or 50/50 VG/PG liquids suit most pod kits better.
• Sweet liquids. Heavily sweetened e-liquids leave residue on the coil, which builds up and shortens pod life.

Can you fix a burnt pod?

Usually not. Once the cotton is scorched, the burnt taste tends to stay. Refill the pod and give it a few minutes; if the taste is still there, replace it. Built-in coils in pods like these are not designed to be re-wicked.

Leaking: Causes and Fixes

Leaks either come out of the bottom of the pod onto the device, or up through the mouthpiece. The cause is different for each.

Leaking from the bottom of the pod

• Overfilling. Stop at the max line. Overfilled pods push liquid through the coil and out of the base.
• Loose or damaged fill plug. Push the silicone plug fully home after filling. A torn plug means the pod needs replacing.
• Cracked pod. Check for hairline cracks, especially if the kit has been dropped.
• Temperature and pressure changes. Liquid expands with heat and when air pressure drops, for example on a flight. Keep kits out of hot cars and direct sun.
• Very thin liquid. High-PG liquids flow more freely and can seep through some coils.

Spitting or liquid in the mouthpiece

This is usually condensation or flooding rather than a faulty pod. Remove the pod, wrap a tissue around the mouthpiece and blow gently through the bottom airflow holes, then wipe the base dry. Avoid very hard draws on a tight MTL pod, as they can pull liquid up into the airway.

Always dry the contacts after a leak

E-liquid on the pod contacts or inside the pod bay can stop the kit firing and may damage the device over time. After any leak, remove the pod, wipe the contacts with a dry tissue or cotton bud and let everything dry before reconnecting. Do not rinse the device with water.

Pod Kit Not Firing: Causes and Fixes

If the device does nothing when you draw, work through these checks in order.

1. Charge the battery. Connect a USB Type-C cable. If the kit does not show a charging light, try another cable and plug.
2. Reseat the pod. Take it out and push it back in firmly. Most pods are held by magnets and contacts that need a clean connection.
3. Clean the contacts. Liquid or fluff on the gold contacts is a frequent cause of "no pod" warnings.
4. Try another pod. A pod with a failed coil will not fire. If a new pod works, the old one is finished.
5. Check for a lock or child lock. Some kits can be locked with a sequence of button presses. Check your manual for the correct steps.
6. Check the airflow. On draw-activated kits, a fully closed or blocked airflow can stop the sensor from detecting a puff.

What do flashing lights on a pod kit mean?

Flashing lights are protection warnings, and each manufacturer uses its own patterns. As one example, the original Vaporesso XROS manual says the LED flashes five times for a short circuit, no atomiser, or a resistance that is too low or too high, and three times for low battery voltage or auto shut-off after 8 seconds of continuous vaping. Newer XROS, OXVA Xlim and Aspire Gotek models may use different codes or on-screen messages, so always check the manual for your exact model.

Brand-Specific Tips

Vaporesso XROS

XROS kits such as the XROS 6 Mini use XROS pods, which come in a range of resistances. Lower-resistance pods need more power and will taste burnt on high settings with thick liquid. Match the pod to the kit's recommended output. Our Vaporesso XROS comparison covers the differences between models.

OXVA Xlim

OXVA Xlim kits, including the Xlim 4 and Xlim Pro 2, use top-fill Xlim pods. Make sure the fill lid clicks fully shut, and do not overfill past the window. See our OXVA Xlim Pro 2 setup tips for more on getting a new kit running properly.

Aspire Gotek

Gotek pods fill through a side port with a silicone plug. Push the plug fully home to avoid leaks. On the Gotek Pro 2, start on the ECO or NOR power level with a fresh pod before moving to MAX. Our Aspire Gotek Pro 2 guide explains the pod resistances and settings.

Habits That Prevent Most Problems

• Prime every new pod for five to ten minutes after filling.
• Refill before the liquid drops below the coil intakes.
• Fill only to the max line and close the fill port firmly.
• Use liquids suited to the coil: nic salts or 50/50 for MTL pods.
• Wipe the contacts and pod bay every time you change a pod.
• Store the kit upright and away from heat.
• Keep a spare pod so you are not tempted to vape on a failing one. Browse refillable pods for compatible spares.

When to Replace a Pod

Replace a refillable pod when:

• A burnt taste continues after refilling and priming.
• Flavour stays muted even with the airflow closed down.
• The pod leaks after you have ruled out overfilling.
• The plug, mouthpiece or pod body is cracked or torn.
• The device reports a pod or resistance error that a new pod fixes.

How long a pod lasts depends on the liquid, the power level and how much you vape, so there is no fixed number of days. Sweeter liquids and higher power generally shorten pod life.

When to Stop Using a Device

Some faults are not worth fixing. Stop using a kit straight away and do not charge it if:

• The battery or casing is swollen, split or dented.
• It becomes hot while idle or charging, or smells of burning plastic.
• It fires on its own without you drawing.
• It has been submerged in water.

Manufacturers such as Vaporesso state that devices should only be repaired by the manufacturer, so do not open the casing. Charge kits with a suitable USB charger and never leave them charging unattended.

UK Rules and Disposal

• Pods and tanks for nicotine e-liquid are limited to 2ml in the UK, nicotine refill bottles to 10ml and nicotine strength to 20mg/ml.
• Since 29 October 2026, under the Tobacco and Vapes Act 2026, all vaping products are restricted to adults aged 18 and over.
• Since 1 June 2025, single-use vapes cannot be sold. Refillable pod kits are rechargeable and refillable, so they are not affected.
• Vape kits contain lithium-ion batteries. Never put them in household bins, where they can cause fires. Take used devices and pods to a vape shop take-back point or a local electrical recycling point. Recycle Your Electricals lists recycling locations, and the GOV.UK e-cigarette guidance sets out the product rules.

Frequently Asked Questions

Why does my vape taste burnt after refilling?

The coil probably fired before the cotton re-soaked. Leave the pod for a few minutes after refilling, and refill before the liquid drops below the coil intakes. If the burnt taste continues after that, the coil is worn and the pod needs replacing.

How long should I wait after filling a new pod?

Wait at least five minutes, and ideally five to ten. Vaporesso's original XROS manual specifies five minutes. This lets the e-liquid fully saturate the cotton so the coil does not scorch it on the first puff.

Why is my pod leaking from the bottom?

The most common causes are overfilling, a fill plug that is not fully closed, a cracked pod or heat expanding the liquid. Clean and dry the contacts, refill to below the max line and check the pod for damage.

Why is my vape gurgling?

Gurgling means liquid has collected in the airway or around the coil. Remove the pod, wrap the mouthpiece in tissue and blow gently through the base. Taking softer, slower draws helps prevent it.

Why is my vape flashing and not hitting?

A flashing light usually means a protection warning, such as a pod not detected, a short circuit or a low battery. Reseat the pod, clean the contacts and charge the device. Check your model's manual for what the specific flash pattern means.

Can I clean a burnt pod?

Not effectively. Built-in pod coils cannot be re-wicked, and scorched cotton keeps tasting burnt. You can rinse condensation from a pod you are about to discard, but a burnt pod should be replaced.

Why does my pod kit taste weak?

Weak flavour is often an ageing coil, an airflow setting that is too open or a low power level. Close the airflow slightly first. If that does not help, try a fresh pod before changing liquid.

Can thick e-liquid damage a pod?

High-VG liquid does not damage the pod as such, but it wicks slowly through small MTL coils, which can cause dry hits and burnt tastes. Nic salts and 50/50 VG/PG liquids suit most pod kits better.

Is it safe to keep using a leaking pod kit?

Wipe up leaked liquid promptly and dry the contacts before use, as liquid inside the device can cause faults. If the device is damaged, swollen or overheating, stop using it and recycle it properly.

Final Verdict

Most pod kit problems have simple causes. A burnt taste usually means the coil ran dry or wore out, so prime new pods, refill early and replace pods that stay burnt. Leaks usually come from overfilling, a loose plug, heat or liquid that is too thin, while a kit that will not fire usually needs charging, cleaning or a reseated pod. Flashing lights are warnings, and the codes differ between Vaporesso, OXVA and Aspire, so your manual is the final word. If a device is swollen, overheating or damaged, stop using it and recycle it at an electrical recycling point. For a fresh start, browse compatible replacement pods.

This product contains nicotine, which is a highly addictive substance. For adults aged 18 and over only.