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Mercedes FBS 4 ESL Repair Service

mercedes esl

CDS Car Keys are Mercedes Electronic Steering Lock (ESL) FBS4 repair specialists serving Birmingham and surrounding areas. We provide fast, professional and cost-effective ESL repairs for Mercedes-Benz and Infiniti vehicles affected by common FBS4 steering lock faults.

 

If your vehicle will not start, the steering lock will not release, or you are seeing ESL fault codes, we offer same-day ESL repair, a UK-wide postal service, and while-you-wait repairs for customers bringing a removed ESL unit to us.

 

MERCEDES & INFINITI ESL FBS4 REPAIR SERVICES

We specialise in repairing FBS4 Electronic Steering Locks, helping you avoid expensive main dealer replacements and unnecessary programming.

Our ESL repair services include:

• Same-day Mercedes ESL repair in Birmingham
• Mobile and local coverage across surrounding areas
• UK-wide postal ESL repair service
• While-you-wait repairs for pre-removed ESL units
• OBD ESL repair and bench repair services
• Repair of your original ESL unit

 

VEHICLES AND MODELS SUPPORTED

 

OBD ESL REPAIR (IN VEHICLE):

• Infiniti Q30
• Infiniti Q50
• Mercedes W117 (CLA Class)
• Mercedes W156 (GLA 45 AMG)
• Mercedes W172 (SLK)
• Mercedes W176 (A-Class)
• Mercedes W205 (C-Class)
• Mercedes W207 (E-Class Coupe)
• Mercedes W212 (E-Class)
• Mercedes W218 (CLS Class)
• Mercedes W246 (B-Class)
• Mercedes W447 (V-Class / Vito)

 

BENCH ESL REPAIR (UNIT REMOVED):

• Infiniti Q30
• Infiniti Q50
• Mercedes W117
• Mercedes W156
• Mercedes W172
• Mercedes W176
• Mercedes W177
• Mercedes W205
• Mercedes W207
• Mercedes W212
• Mercedes W218
• Mercedes W242
• Mercedes W246
• Mercedes W247
• Mercedes W447
• Mercedes W907
• Mercedes W910

 

Looking for older FBS3 ESL repairs? Click Here

 

COMMON MERCEDES ESL FBS4 FAULT CODES

We repair Electronic Steering Lock faults associated with the following diagnostic trouble codes:

B225409 – ESL component fault
For FBS4 ESL part numbers:
A 099 900 41 01
A 099 900 41 01 80
A 099 900 83 00
A 099 900 87 01
A 099 900 94 01

B225409 – ESL component fault
B225464 – ESL is faulty
For FBS4 ESL part number:
A 212 900 98 25

These faults commonly cause no ignition, no engine crank, steering lock failure, or complete vehicle immobilisation.

 

SERVICE AREAS – BIRMINGHAM & SURROUNDING AREAS

We provide Mercedes ESL FBS4 repair services throughout Birmingham and the wider West Midlands, including:

• Birmingham
• Solihull
• Sutton Coldfield
• Wolverhampton
• Walsall
• Dudley
• West Bromwich
• Smethwick
• Oldbury
• Tipton
• Halesowen
• Stourbridge
• Rowley Regis
• Great Barr
• Erdington
• Handsworth
• Kings Heath
• Moseley
• Selly Oak
• Northfield
• Longbridge
• Yardley
• Acocks Green
• Sheldon
• Stechford
• Castle Bromwich
• Coleshill

 

WHY CHOOSE CDS CAR KEYS?

• Mercedes ESL FBS4 specialists
• Same-day repair available
• Postal service across the UK
• While-you-wait ESL bench repairs
• Cost-effective alternative to dealer replacement
• Experienced with Mercedes and Infiniti FBS4 systems

 

CONTACT CDS CAR KEYS TODAY

If your Mercedes or Infiniti is suffering from an ESL FBS4 fault, contact CDS Car Keys today for fast, professional repair in Birmingham and surrounding areas.

Same-day service available
UK postal repair service
While-you-wait repairs for removed ESL units

Get your vehicle back on the road quickly with trusted Mercedes ESL specialists.

 


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Based on 204 reviews
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Babar Nasar profile picture
Babar Nasar
13:08 05 Mar 26
CDS Car Keys is a professional car key service that exceeded my expectations. From providing a quote to issuing a new car key, the staff was friendly and had excellent communication skills. They went above and beyond by completing some additional work at no extra cost. This is a rare and exceptional individual who is a true asset to the business.
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katie pass
13:08 04 Mar 26
The service was great. I booked quickly and found the best price from the quotes I received. The staff were also very friendly and efficient.
Lucy Woods profile picture
Lucy Woods
13:46 01 Mar 26
Fantastic service from start to finish. He came out promptly and sorted a new car key for me quickly and efficiently. Very reliable, friendly and professional. Made the whole process stress-free. Would definitely recommend!
Sally Clay profile picture
Sally Clay
19:04 26 Feb 26
Contacted for help with my car ignition that had got rainwater in and was getting stiff and clunky. They recommended using GT85 which has worked well. Great advice, thank you. Didn't need to pay someone to do any work thankfully.
Sarah Wilson-Mottram profile picture
Sarah Wilson-Mottram
14:39 20 Feb 26
Amazing service, great value for money, fast service
Sally Chapman profile picture
Sally Chapman
07:36 17 Feb 26
Very responsive service, additional car key cut and programmed at my home at a good cost.
Kirsty profile picture
Kirsty
11:02 14 Feb 26
I wanted a spare key for my car. Advice was provided about what type of key I would need and a visit to cut the new key was arranged promptly. Good service and price. Significantly cheaper than what a large key cutting chain is offering. Key comes with a good warranty
John Corrigan profile picture
John Corrigan
21:11 10 Feb 26
Cameron was very professional and polite, come out late evening to get the job sorted for me..definitely use this company again if needed.. 100 percent recommend 👍🏻
Nahim Akhtar profile picture
Nahim Akhtar
14:49 27 Jan 26
Cameron provided a excellent and friendly service, he got my Mazda key issue resolved in no time.

Explained the issue over the phone and was confident of what the issue was and how to resolve it.

Came to my house on time, and within 5-10 min got the job done and guaranteed the fix.

Would definitely use him again in the future.
george jennings profile picture
george jennings
17:22 14 Jan 26
Cameron is a smashing bloke! Fantastic communication, half the price of the main dealer and sorted my spare key the same day. He even disabled the lost key so it couldn’t be used anymore. Couldn’t recommend him enough🤝
Carl Snee profile picture
Carl Snee
11:56 08 Jan 26
Absolutely fantastic from start to finish. Customer service was second to none and the speed at which they could accommodate our FRM repair to our mini was exceptional. 100% recommend to anyone to use this service.
Russell Bailey profile picture
Russell Bailey
21:04 03 Dec 25
Can’t speak highly enough of Cam.came out on a Sunday and my problem couldn't be resolved due to my car having a ghost immobilizer on it until ghost came out to disable it. He was in constant dialogue with me till this issue was resolved once the issue was sorted he came when he said he would sorted me 2 new key fobs and above all was a genuine propa nice person who went above and beyond.A real pleasure to deal with and I can't thank him enough !!! Any people with key fob issues in and around Bham he's the man a credit to himself and his profession thanks again cam 👍👍