Mercedes-Benz S Class Recall R/2023/120: On Affected Vehicles The Firewall Seal May Not Satisfy Leak Tightness Requirements. Water…, Who Is Affected And What To Do
- Low
- How serious
- 28 Apr 2023
- Launched
- 7
- vehicles in the UK
- SRPC2306 / 6290102
- Manufacturer’s campaign code
Mercedes-Benz recalled S Class vehicles built between 6 July 2020 and 23 September 2020. The firewall seal may not satisfy leak tightness requirements. The dealer will install an additional seal for the firewall as a precautionary measure. You won't usually pay for it.1
What’s Wrong
The firewall seal may not satisfy leak tightness requirements. Water may enter into the vehicle causing corrosion on electrical contacts function of the PreSafe system may be impaired and it may not be possible to restart a parked vehicle.
DVSA's Original Wording
Concern: On affected vehicles the firewall seal may not satisfy leak tightness requirements. Water may enter into the vehicle causing corrosion on electrical contacts function of the PreSafe system may be impaired and it may not be possible to restart a parked vehicle. Defect: On affected vehicles the firewall seal may not satisfy leak tightness requirements. Water may enter into the vehicle causing corrosion on electrical contacts function of the PreSafe system may be impaired and it may not be possible to restart a parked vehicle. Remedy: Install an additional seal for the firewall as a precautionary measure.
Contains public sector information licensed under the Open Government Licence v3.0.
The Risk
If the fault occurs, the recall notice says it could cause corrosion on electrical contacts function of the PreSafe system may be impaired and it may not be possible to restart a parked vehicle.
The Fix
The dealer will install an additional seal for the firewall as a precautionary measure.
Are You Affected?
S Class built between 6 July 2020 and 23 September 2020 may be included. Mercedes-Benz estimates 7 vehicles in the UK. Enter your registration to check, then confirm by VIN with Mercedes-Benz, because not every car in the date range may be included.
Which Car Is It?
Choose the make and model so we can match recalls to your car.
What To Do Now
- Check your car by registration above, then by VIN with Mercedes-Benz.
- Book with any franchised Mercedes-Benz dealer, quoting the campaign code SRPC2306 / 6290102 or the DVSA reference R/2023/120. See how to get a Mercedes-Benz recall fixed.
- Follow the letter's instructions until the repair is done. See can you drive a car with a recall?.
Related Recalls
| Launched | Vehicle and fault | Severity | Reference |
|---|---|---|---|
| S ClassWindshield bonding | Low | R/2026/191 | |
| AMG GT, GLC, S Class, SLProcessor Starter/Generator | Urgent | R/2025/124 | |
| AMG GT, C Class, CLE, E Class and 5 moreSystem protection | Low | R/2024/130 | |
| A Class, C Class, CLA(117), GLA and 2 moreOn affected vehicles the panel located between the windshield and the panoramic sunroof might not have been bonded correctly during a prior service repair | Low | R/2024/024 | |
| S ClassA 12V ground connection bolt in the boot might not meet specifications | Low | R/2023/259 |
This is one of 833 Mercedes-Benz recalls in DVSA’s data. The Mercedes-Benz recall launched before it was R/2023/117 on 26 Apr 2023, for on affected vehicles the material properties of the upper B-Pillar and the Beltline trim…. The one launched after it was R/2023/119 on 3 May 2023, for mercedes-Benz AG has determined that on certain Sprinter 907 910 model vehicles the…. You can also see every Mercedes-Benz recall and all recalls launched in 2023.
Source: DVSA recall R/2023/120, launched 28 April 2023. Data updated 15 October 2026. How we grade urgency.
Sources
- The Code does not itself say repairs are free. GOV.UK guidance says "You will not usually have to pay for any repairs or parts under a safety recall." gov.uk Checked 15 Oct 2026.