Module Testing – Clusters, Cameras, DC/DC & HV
Not sure if the module is faulty? We bench-test it first. Send the unit on its own – no car needed. You get a written report and a fixed repair quote. Bench test and written repair quote: £45 per module (£80 for the JLR 48V DC/DC converter), deducted from the repair if you approve it. For modules, contact us to confirm return delivery charges before ordering. Battery transport and return are arranged and priced separately.

Instrument clusters
Full bench test for the Volkswagen group: VW, Audi, Skoda, SEAT, CUPRA, Porsche, Bentley and Lamborghini. Bench check for many models from BMW, MINI, Mercedes-Benz, Ford, Volvo, Renault, Opel/Vauxhall, Peugeot, Citroën, Fiat, Land Rover, Jaguar, Hyundai, Kia, Toyota, Nissan, Mazda and more – send the part number first and we confirm.
Front ADAS cameras
Camera-only bench check for VW, Audi, Skoda and SEAT (J852), Porsche, Mercedes-Benz (MPC2), Honda and Volvo FH / FM trucks (24V). Other makes – ask first with the part number.
JLR 48V DC/DC converters
Bench test, written report and repair or exchange for Land Rover, Range Rover and Jaguar 48V mild hybrid DC/DC converters.
Hybrid, EV and 48V parts
Testing of 48V mild hybrid batteries, 48V starter-generators (BSG), VAG 48V electric compressors and high-voltage hybrid and EV faults.
VW Group 48V battery assessment enquiry →. Battery transport and acceptance are agreed separately; please contact us before sending.
Other control units
BCM/BSI, comfort modules, fuse boxes, ABS/ESP, gearbox (TCM) and engine ECUs – each starts with the same £45 bench test.

Local service near Mansfield – lab work by post
Mobile appointments in Mansfield, Nottingham and Nottinghamshire by arrangement. Supported electronic modules can be posted after booking. Parts drop-off by prior arrangement. Contact us before visiting.
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From the knowledge hub
Request a quote
Tell us about the vehicle and the problem. We confirm compatibility and the price before any work is booked.
- Reply from a technician, not a call centre
- No obligation – quote first
- UK-wide by post, local work in Mansfield & Nottingham
Prefer not to post it yourself? Ask us and we quote a collection from your home or workshop for your postcode.
Popular repairs
Module repairs we carry out by post, with bench testing and a written report.










Hybrid & EV High-Voltage System Diagnostics
VW Group 48V Electric Turbo Compressor Test & Repair