Mercedes-Benz E Class Recall R/2020/226: Electro-chemical Processes May Create Conductive Connections Inside The Electric Busbar, Who Is Affected And What To Do
- Low
- How serious
- 22 Sep 2020
- Launched
- 11
- vehicles in the UK
- SRPC2004
- Manufacturer’s campaign code
Mercedes-Benz recalled E Class vehicles built between 16 March 2016 and 4 October 2018. Electro-chemical processes might create conductive connections inside the electric busbar. The dealer will modify the busbar and install a separate electric line on the affected vehicles. You won't usually pay for it.1
What’s Wrong
Electro-chemical processes might create conductive connections inside the electric busbar.
DVSA's Original Wording
Concern: ELECTRO-CHEMICAL PROCESSES MAY CREATE CONDUCTIVE CONNECTIONS INSIDE THE ELECTRIC BUSBAR Defect: Electro-chemical processes might create conductive connections inside the electric busbar. Remedy: Modify the busbar and install a separate electric line on the affected vehicles.
Contains public sector information licensed under the Open Government Licence v3.0.
The Risk
The recall notice describes the concern as: electro-chemical processes may create conductive connections inside the electric busbar.
The Fix
The dealer will modify the busbar and install a separate electric line on the affected vehicles.
Are You Affected?
E Class built between 16 March 2016 and 4 October 2018 may be included. Mercedes-Benz estimates 11 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 SRPC2004 or the DVSA reference R/2020/226. 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 |
|---|---|---|---|
| CLS, E Class, GLCDrive shaft joint | Low | R/2026/148 | |
| E ClassCoolant pump control software | Low | R/2026/201 | |
| E ClassRouting of transmission wiring harness | Book soon | R/2025/534 | |
| E ClassGround connection bolting | Urgent | R/2025/155 | |
| E ClassWelding of rear axle carrier | Book soon | R/2024/502 |
This is one of 833 Mercedes-Benz recalls in DVSA’s data. The Mercedes-Benz recall launched before it was R/2020/173 on 14 Sep 2020, for the additional function for the trailer stabilization may not have been included as part…. The one launched after it was R/2020/202 on 24 Sep 2020, for the solder joints on the pins of the plug on the engine control unit may not be to…. You can also see every Mercedes-Benz recall and all recalls launched in 2020.
Source: DVSA recall R/2020/226, launched 22 September 2020. 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.