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Mr Ignition | Ignition Barrel Replacement & ESL Specialists

Mobile Ignition Specialists

Mobile Ignition Barrel & Steering Lock Repairs

Ignition will not turn? Key stuck in the barrel? Steering lock fault? We diagnose at the vehicle and the car stays where it is.

We cover London, Surrey, Sussex, Kent, Berkshire and Essex. Our base is in East Grinstead, West Sussex, which puts this area comfortably inside our regular working patch. We hold RAC Accredited Repairer accreditation.

Free Quotation

Quick details — personalised quote by phone, WhatsApp or email. No call-out fee.

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Prefer to talk? Call 01342 612 356 — we answer 24/7.
RAC Accredited Repairer accreditation held by Mr Ignition

RAC Accredited Repairer · Over 10 years in the trade

No Call-Out Charge
Mobile Service On-Site
Parts & Labour Warranty
Diagnosis Before Replacement
Ignition Specialists

Mobile ignition, switch and steering lock specialists

With over 10 years in the trade we specialise in ignition barrel, ignition switch and steering lock work across London, Surrey, Sussex, Kent, Berkshire and Essex.

From a key that will not turn to a failed electronic steering lock, the job is the same: diagnose the fault at the vehicle, then rebuild, replace or programme the part that has actually failed.

There is no call-out charge. Parts and labour warranty on the work we complete.

We cover London, Surrey, Sussex, Kent, Berkshire and Essex from East Grinstead. The vehicle stays where it is.

Why the fault needs identifying before anything is replaced

Identical symptoms, different causes. That is why we diagnose on arrival instead of quoting for a barrel over the phone. Sometimes the barrel is fine and the fault is behind it; occasionally the fault is the key in your hand.

When to pick up the phone

Any of the following is worth acting on rather than living with.

  • Have developed a knack for getting the key to turn
  • Barrel seized completely with the key inserted
  • Snapped key, with part of it left in the lock
  • Key trapped in the ignition and will not release
  • Column lock will not disengage when starting
  • ESL, ELV or ESCL fault reported by the vehicle
  • Cylinder turns loosely with no resistance at all
  • Starting is hit and miss with no obvious pattern
What We Do

Ignition and steering lock services

All of the following is mobile work, done where the vehicle stands. Each one links through to the full explanation.

Ignition Barrel Replacement

Worn, seized or damaged ignition barrels replaced or rebuilt on site, so the key turns properly again.

Steering Lock Repair

Diagnosis and repair of mechanical and electronic steering lock faults that stop the wheel releasing.

Mercedes ESL / EIS Work

Specialist Mercedes-Benz electronic steering lock and ignition switch repair, replacement and programming.

Broken Key Extraction

Snapped or jammed keys removed from the barrel with specialist tools, without wrecking the lock.

Ignition Switch Replacement

Electrical ignition switch faults traced and replaced where the barrel turns but nothing happens.

ESL Emulator Programming

Programmed emulator solutions for supported Mercedes, BMW, Ford, Nissan, Renault, Peugeot and Citroen systems.

How It Works

How a call-out actually runs

Four stages, start to finish. Nothing hidden and no pressure at any point.

1

Describe the symptom

Ring or message with make, model, reg and exactly what happens when you turn the key. That shapes what we bring with us.

2

We attend on site

The vehicle stays where it is. We cover London, Surrey, Sussex, Kent, Berkshire and Essex. On the driveway, at the kerb, or in a car park; it makes little difference to us.

3

Diagnosis, then the repair

We identify which component has actually failed, explain the options, and carry out the rebuild, replacement or programming that follows from it.

4

Tested, then handed over

Nothing is finished until the key turns, the wheel releases and the immobiliser is happy. Parts and labour warranty included.

Covering London, Surrey, Sussex, Kent, Berkshire and Essex

The work is a mobile visit from East Grinstead across the counties we cover.

The registered address is East Grinstead RH19 2QA. Work is done at the vehicle. We have no workshop to bring the vehicle to, and that is the point. The repair happens where the vehicle already is, so recovery is usually avoidable entirely.

We are based at Greenhedges, Felcot Road, East Grinstead, West Sussex RH19 2QA.

Nearby coverage

East Grinstead, Crawley, Brighton, Guildford, Croydon, Sevenoaks, Reading and Chelmsford are a short set of the towns we attend.

We travel widely — all of West Sussex, plus London, Surrey, Sussex, Kent, Berkshire and Essex. Tell us the postcode and we will say yes or no honestly.

See every area we cover →

Stranded with a dead ignition?

Every snapped key started with one more attempt. Call us first. We cover London, Surrey, Sussex, Kent, Berkshire and Essex.

Customer reviews

★★★★★

“Highly recommended. Great service for a great price. A + service”

★★★★★

“Needing my ignition barrel replaced and I received the same day service for reasonable price. Thanks for the assistance.”

★★★★★

“Had the ignition barrel fixed on my Volkswagen Golf, top-notch service from start to finish! Great prices, super knowledgeable, and really friendly.”

Why ignition barrels fail, and what it feels like when they do

An ignition barrel contains a set of sprung wafers or tumblers that the key lifts into alignment. Every single insertion wears both the key and those wafers very slightly. After years of use the tolerances open up, alignment becomes marginal, and the barrel starts needing persuasion.

Keys are half the problem. A bent, worn or badly cut duplicate loads the wafers unevenly and wears them faster. This is precisely why a key can still open the doors while failing to turn the ignition.

Most people adapt to a failing ignition without really noticing — a particular angle, a particular wiggle. That adaptation is the warning, and it is the cheapest point to intervene.

Vehicles we see this on most

Every make fails eventually, but the pattern is not even. Commercial vehicles dominate: Ford Transit and Custom, Citroen Relay, Peugeot Boxer and Volkswagen Crafter. On the car side, Golf, Audi, Honda, Hyundai, Vauxhall and Mercedes-Benz all feature. Multi-drop use is the common factor.

Electronic steering locks: ESL, ELV and ESCL faults

Manufacturers replaced the mechanical column lock with a motorised electronic unit that talks to the rest of the vehicle. It is neater and more secure, but it introduces an electronic failure point where there was previously only a steel pin.

When one of these units fails it commonly fails locked, with a warning on the dash and a steering wheel that will not release. Because the module sits in the immobiliser chain, a replacement usually has to be programmed to the vehicle rather than simply bolted on. That is specialist work, and it is a large part of what we do.

How to tell an ESL fault from a barrel fault

Mechanical faults announce themselves through the key; electronic ones announce themselves on the dashboard. A stiff or gritty key points one way, a steering lock warning with a perfectly normal key points the other.

What to do right now if your key will not turn

Stop. A stiff barrel that is being forced is a barrel that is about to contain half a key. That single decision is the difference between a rebuild and an extraction followed by a replacement.

There are a handful of things worth trying first. Now and again one of them fixes it, and either way it tells us more about the fault.

  • Relieve pressure on the column by rocking the wheel as you turn the key
  • Check the gearbox is genuinely in Park, or the clutch pedal is on the floor
  • Swap to the spare key if you have one — it isolates key wear from barrel wear
  • Look closely at the key for wear, distortion or cracks
  • Remove fobs, tags and other keys from the ring to take the weight off
  • Do not use WD-40 or similar in the barrel; it makes matters worse, not better
  • Do not attempt to extract a snapped key with tools

If the key has already snapped

Best thing you can do is nothing. Extraction is a normal part of our work and the barrel is often reusable afterwards, but only if it has not been damaged in the meantime.

Mobile repair or recovery to a garage?

A recovery truck solves a location problem, not a technical one. You still arrive at a workshop that has to diagnose the fault, and general garages often subcontract ignition and immobiliser work anyway.

Column and dash access is all that is required, which makes a driveway, a work car park or a roadside layby entirely adequate. Any programming the vehicle needs is done there and then.

There are limits to what is sensible at the roadside, and we are upfront about them. The point is that the decision follows the diagnosis.

What the work covers

The repair itself takes one of several forms, decided by what we find on arrival.

  • Barrel rebuild — worn wafers and springs replaced so the original key works again
  • Barrel replacement — a new lock fitted, with key or immobiliser programming where required
  • Broken key extraction — the snapped section removed and the barrel assessed
  • Ignition switch replacement — for the electrical fault behind a barrel that turns normally
  • Steering lock repair or replacement — mechanical and electronic column locks
  • ESL / EIS programming — replacement modules matched to the vehicle, Mercedes included
  • ESL emulator programming — a programmed alternative on supported platforms

We confirm all three systems behave correctly together before we leave, and everything we fit is covered by a parts and labour warranty.

Common Questions

Ignition and steering lock FAQs

Common queries, answered without the sales pitch.

Can the ignition barrel be repaired rather than replaced?

In many cases yes, and it is normally the option we look at first. Rebuilding keeps your existing key and avoids immobiliser work. If the barrel is too far gone we will say so rather than rebuild something that will fail again.

How quickly can you get to East Grinstead?

It depends on the day, current workload and where in the RH19 area you are. We work out of East Grinstead in West Sussex, so East Grinstead is well within our normal coverage. Same-day attendance is often possible — call with your details and we will tell you honestly what we can do rather than guess.

Do you handle electronic steering lock and Mercedes ESL faults?

Yes — ESL, ELV and ESCL work is one of our specialisms, Mercedes-Benz very much included. That covers diagnosis, repair, replacement and the programming a new module needs before the vehicle will accept it. On supported cars an emulator is often the better long-term answer.

Can you get a snapped key out of the barrel?

That is standard work for us. Extraction from a barrel that has been left alone is straightforward, and the lock is often reusable afterwards. Attempts to remove it first are what make the job expensive.

Will a repair affect my immobiliser or mean new keys?

Sometimes, and it depends entirely on the vehicle. A mechanical rebuild usually keeps your existing key. A replacement barrel or electronic module often has to be programmed to the vehicle so the immobiliser recognises it. We tell you which applies to your car before starting the work.

Which other areas near East Grinstead do you cover?

Crawley, Croydon and Sevenoaks are all on our regular round, as is the rest of West Sussex. Beyond that we work across London, Surrey, Sussex, Kent, Berkshire and Essex. Give us your postcode and we will tell you straight away.

Is there a call-out charge?

No call-out charge. What you pay covers the actual repair, and that figure follows the diagnosis rather than preceding it.

Is the work guaranteed?

Yes. The work carries a parts and labour warranty. We also test the ignition, the steering lock release and the immobiliser together before leaving, so the vehicle is confirmed working as a system rather than just at the point of the repair.

The steering wheel is locked solid. Is that the ignition or the steering lock?

It can be either, and telling them apart is the first job. If the key also feels wrong, the barrel is the likely culprit. If the key behaves entirely normally but the wheel will not release — particularly with a warning on the dash — it points at the steering lock instead.

Get the vehicle starting again

Ignition barrel, ignition switch, steering lock and ESL work. We come to you. Describe the fault and the vehicle, and we will be straight with you about what it needs.