Fleet Ghost Immobiliser Installation: What You Need to Arrange First

Fitting one ghost immobiliser is a two to three hour appointment. Fitting thirty means thirty appointments, thirty certificates to track, and a fleet that can’t afford half its cars off the road in the same week. Nobody writing about ghost immobiliser installation has solved that problem, because nobody writing about it has arranged more than one vehicle.

This article is for the taxi firm, PCO operator, rental business or dealership arranging installation across a fleet, not a single driveway: what the appointment involves, what separates an accredited installer from one cutting corners, how to sequence vehicles without grounding the fleet, what paperwork has to survive an audit, and how PIN access works once more than one driver shares a car. By the end, you’ll know what to arrange first.

What actually happens during a ghost immobiliser installation

A standard ghost immobiliser installation takes 120 to 180 minutes, roughly two to three hours: a pre-fit health check, panel removal, a soldered and heat-shrunk connection into the wiring loom (not a plug-in bypass), PIN programming and testing, then a handover. Luxury vehicles, EVs, or an added tracker typically add 30 to 60 minutes. It’s a bounded appointment, not an open-ended job.

No permanent modification is made, and the unit is typically transferable if sold, useful for dealership stock turnover or taxi and rental fleets selling on older vehicles. One major UK installer alone holds over 900 five-star Trustpilot reviews.

That part is settled. What nobody addresses is what happens once it’s not one appointment, but thirty.

What to check before booking an installer for your fleet

A well-known installer name doesn’t guarantee the same engineer, or standard of work, every time. Installer brands commonly subcontract to local engineers, and quality varies, from a clean fit to one bad enough an owner ripped the device out within weeks. Worth a gamble once for a single car; worth checking first across ten or more.

Before booking, check for:

• A verifiable TASSA installer ID
• A traceable business address, not mobile-only
• No cash-only payment requests
• A warranty on the installation itself, not just the hardware
• Independent reviews, not just the installer’s own testimonials
• No sign of cloned or counterfeit firmware

Some scepticism is fair too, including whether this does anything at all or voids a warranty. Both settle once you’ve confirmed TASSA accreditation and checked the installer’s track record before booking.

Scheduling installation across multiple vehicles without grounding your fleet

Nobody publishing installation guides has written about sequencing more than one appointment; they’ve only ever booked one. Here’s the practical version: each fit keeps to the time established earlier, on-site or mobile, not dropped off for a day, so a fleet can run several through daily, staggered across shifts or batches, rather than grounding the whole fleet at once. A twenty-car taxi firm might fit five a day over four days, keeping three-quarters earning throughout. No published formula exists, so treat this as a starting principle, not a fixed rule.

Even installer sites advertising “entire fleets” give no detail on sequencing. Start with the highest-risk vehicles and keep a buffer in service. Scheduling solves half the problem; the other half is filing each certificate against its VIN as it’s issued, not once the batch is done.

The documentation every fitted vehicle needs, and why it matters at scale

Every fitted vehicle should leave with a Certificate of Installation recording the device’s serial number, the engineer’s accreditation details, and the vehicle’s VIN: the record an insurer or auditor checks, not proof something was paid for. Confirm all three are on it before the engineer leaves.

Certification isn’t just a formality. It confirms the device won’t interfere with the airbags, ABS or radio, withstands voltage spikes, and stays stable through a battery disconnect, checkable via the TASSA or Thatcham website using the serial number. (Ghost itself isn’t Thatcham-approved as a device; TASSA accreditation covers the installer and certificate process.)

The one competitor page aimed at fleet vehicles covers plenty of benefits, nothing about managing certificates once you have more than one. That’s the real gap at scale: not getting a certificate, but keeping ten, fifty or a hundred organised. A single VIN-indexed register is the answer, and it doesn’t need to be sophisticated: a shared spreadsheet with one row per vehicle is enough to start.

With the paperwork sorted, the next question is who can actually start the car.

Managing PIN access across multiple drivers and shifts

Here’s something worth knowing before you book: the Ghost PIN is a single sequence shared by whoever drives the vehicle, set with the engineer on installation day, not a separate login per driver. If your taxi or PCO fleet has three drivers rotating through one car, all three use the same code, more like a door code or safe combination than a password: one secret, shared by everyone who needs access.

The PIN is entered through buttons already fitted to the car, steering wheel controls, door switches or dashboard buttons, so there’s no fob or card to carry or lose between shifts. The real question: what happens when a driver who knows the code leaves. Reset it straight away, the same as a door code, since a shared secret shouldn’t stay live with someone no longer on the payroll.

For a handover or service visit that doesn’t need a full reset, some Ghost systems include a Service Mode that temporarily lifts the requirement without disclosing the PIN, resuming automatically afterwards. It’s documented for emergency-services fleets and one fleet-vehicles page, not specifically for taxi, PCO or rental use, so confirm your installer’s setup supports it. A 6-digit emergency override also exists if the PIN is forgotten outright.

Frequently asked questions

How much does a ghost immobiliser installation cost per vehicle? Budget £400 to £700 including fitting, multiplied by fleet size.

How long does a ghost immobiliser installation take? 120 to 180 minutes, confirmed across multiple UK installers. Luxury vehicles, EVs or an added tracker add 30 to 60 minutes.

Is it worth it for a fleet? Yes, weighed against the real cost of a theft (sourced figure in our fleet insurance breakdown). It won’t guarantee a lower premium, but it gives certified, auditable theft prevention a cheap alarm doesn’t.

How do I know an installer is properly accredited? Ask for a verifiable TASSA installer ID and traceable business address, and confirm the installation, not just the hardware, carries a warranty.

Can a vehicle be handed over for a service without sharing the PIN? Yes, via Service Mode, which lifts the requirement for a set period and resumes automatically.

Fitting one ghost immobiliser was never the hard part. Vetting the installer once, scheduling without losing earning capacity, keeping every certificate retrievable, and knowing the PIN is a shared code, not a per-driver login, is what arranging it across a fleet takes. Weighing a tracker too? Our ghost immobiliser vs GPS tracker comparison covers that.

Talk to Traknova about getting your fleet’s installation vetted, scheduled and documented properly, from the first vehicle onwards.