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UK's Mercedes FBS4 Specialists • Mobile Service Available

Mercedes FBS4 Electronic Repair Experts

Steering lock won't release? Key not turning? Transmission stuck in park? We repair Mercedes FBS4 electronics including ESL/ELV steering locks, EZS/EIS ignition switches, and TCM/TCU gearbox modules. Mobile service within 200 miles of Basingstoke including London.

B225409 B225464 P051300 B17FF00
🚗Mobile Service Available
🛡️12 Month Warranty
Mercedes FBS4 ECU Module Expert Repair
£200
ESL From
24h
Turnaround
4.9★
Rating
★★★★★
4.9 out of 5
Based on 271 reviews on Google
Read Our Reviews

Expert Mercedes FBS4 Electronic Repairs

Professional repair services for all FBS4-equipped Mercedes vehicles. Postal and mobile options available.

🔐ESL/ELV Steering Lock

ESL / ELV Steering Lock Repair

£200

Professional repair for Mercedes FBS4 electronic steering lock faults. Fix B225409 and B225464 errors. 24-hour postal turnaround.

  • Key won't turn in ignition
  • Steering remains locked with key inserted
  • Ignition key turns but no lights illuminate
  • Intermittent starting problems
  • 12-month warranty included
B225409B225464
🔑EZS/EIS Ignition Switch

EZS / EIS Ignition Switch Repair

£220

Specialist repair and key programming for Mercedes W447 Vito, W907 Sprinter ignition modules. Water damage repairs included.

  • Key turns but car won't crank
  • Engine cranks but won't start
  • Water/condensation damage repair
  • Key programming & immobiliser adaptation
  • Bench testing before dispatch
B17FF00No Start
⚙️TCM/TCU Programming

TCM / TCU Programming

£399

Used transmission control unit adaptation and programming. VGS4-NAG2, VGS-NAG3, 7G-Tronic, 9G-Tronic specialists.

  • Second-hand TCU pairing to your vehicle
  • P051300 drive authorization repair
  • 48-hour turnaround from receipt
  • Mobile service available
  • Full bench testing included
P051300VGS-FDCT
🚐Sprinter W907 Ignition

Sprinter W907 Ignition Repair

£400

Specialist repair for Mercedes Sprinter W907/W910 (2018-2024) ignition control modules. 30+ units successfully repaired.

  • No communication with ECU
  • No lights on dashboard
  • Remote central locking not working
  • Complete vehicle dead symptoms
  • Water damage specialists
A9079001705Water Damage
💧AdBlue ECU Repair

AdBlue ECU Repair

From £250

AdBlue control unit repair for Mercedes vehicles from 2016 onwards. Fix fault codes and restore proper emissions system function.

  • AdBlue warning light on
  • Countdown to no-start warnings
  • Quality/level sensor faults
  • All Mercedes ECUs covered
  • Fast turnaround available
AdBlueSCR
🔄ECU Cloning Service

Mercedes ECU Cloning

From £150

Complete ECU cloning service for all Mercedes vehicles from 1999-2025. Virgin state cloning, data transfer included.

  • All Mercedes models 1999-2025
  • Engine & gearbox ECU cloning
  • Full data backup & transfer
  • Postal or mobile service
  • EEPROM extraction when needed
ME/MEDEDC
🎛️ISM/DSM Gearbox Module

ISM / DSM Gearbox Module Cloning

£250

Professional ISM/DSM gear selector module cloning, programming and data transfer service. Plug & play solution for Mercedes FBS4 vehicles with 1-2 day turnaround.

  • Gear selector stuck in P (Park) position
  • Cannot shift out of Park
  • Complete data transfer from original to donor module
  • Virgin state reset or cloning available
  • Plug & play ready - no coding required
  • Mobile service from £350
A0002703252A0002703352A0002704452DSM222

Mercedes FBS4 Models We Service

We cover all FBS4-equipped Mercedes vehicles from 2014 onwards, plus ECU cloning for all models from 1999.

W172SLK
W176A-Class
W177A-Class (New)
W205C-Class
W207E-Class Coupe
W212E-Class
W213E-Class (New)
W218CLS
W246B-Class
W247B-Class (New)
W447Vito / V-Class
W906Sprinter
W907Sprinter (New)
C117CLA
X156GLA
Q30Infiniti Q30

Auto Electronix Repair Ltd

Over 20 years of automotive electronics experience. We specialise in what others can't fix.

271 Google Reviews • 4.9★

Trusted by garages, dealers, and private owners across the UK. 100% positive eBay feedback.

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Professional Test Bench

Every module is bench-tested and verified before return using specialist Mercedes diagnostic equipment.

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Mobile Service ~200 Miles

We come to you! Covering London, Hampshire, Surrey, Berkshire and surrounding areas within 200 miles of Basingstoke.

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UK-Wide Postal Service

Send your module by Royal Mail Special Delivery — 24-48 hour turnaround. Return shipping included in price.

FBS4 Specialists

We focus exclusively on Mercedes FBS4, VGS, FDCT systems that most workshops can't handle.

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12-Month Warranty

All repairs come with 12-month warranty. If any issue arises, we diagnose and resolve it promptly.

Get Your Mercedes Fixed Today

📞
Phone (UK)
💬
WhatsApp
📍
Workshop Location
Basingstoke, Hampshire
🚗
Mobile Service Area
~200 miles (inc. London)

Opening Hours

Monday - Friday8:30 AM - 8:00 PM
Saturday8:30 AM - 5:00 PM
SundayBy Appointment

Request a Quote

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