Mercedes online manuals contain both a 7.0-litre oil-change reference for A220 CDI BlueEFFICIENCY and a 6.5-litre reference for A220 d. Both include the oil filter. They belong to different manual files and named model rows, so neither figure should be applied automatically to every W176 A220 diesel.
Use the car’s applicable owner manual or matched workshop information to settle the service-fill quantity. The comparison below explains why apparently conflicting answers exist, without guessing the production point at which a different figure applies.
What do the Mercedes tables actually say?
| Official online reference | Named A220 model | Oil change including filter |
|---|---|---|
| W176 file labelled 2012; printed pp. 343–344 | A220 CDI BlueEFFICIENCY | 7.0 litres |
| W176 file labelled June 2015; printed p. 401 | A220 d | 6.5 litres |
The file labels identify the sources, rather than proving a precise model-year changeover. The tables alone do not establish a change to a sump, dipstick or service procedure. Do not infer that the badge change by itself explains the difference, or extend either row to an unverified 4MATIC specification.
For a UK car, match its build and drivetrain to its supplied documents. The online manuals’ German-market limitation also matters here. If the records disagree, obtain the applicable service-fill information before an oil change; do not average the two figures or add oil until the larger amount has been used.
Oil approval comes before the viscosity label
The earlier manual lists MB 228.51, 229.31 and 229.51 for its named A220 CDI diesel-with-particulate-filter group. The June 2015 manual’s corresponding diesel group also includes 229.52. Select the specification applicable to the car; “5W-30” on its own does not establish approval.
As one current product example, Mobil’s UK technical page lists MB-Approval 229.51 and 229.52 for Mobil 1 ESP 5W-30. Check the exact product and current container label before ordering: a similarly named oil or a marketplace search result is not automatically the same approved formulation.
Affiliate disclosure: As an Amazon Associate we earn from qualifying purchases.
Search Amazon for Mobil 1 ESP 5W-30This is a search link, so compare the actual listing, bottle size, seller and approval. Choose the confirmed service quantity before deciding how many containers to buy. Buying spare oil does not mean all of it belongs in the engine.
A service fill is different from a top-up
The table describes an oil change with its filter, not an amount to add to oil already in the engine. The inspected manual uses a dipstick check and says ASSYST PLUS does not display the oil level. Follow the complete checking instructions supplied with the car, including the level surface, engine condition and waiting period.
An overdue service message and an oil-level warning are different prompts. Do not use the service-fill figure as the answer to either a top-up request or an uncertain dipstick reading.
Useful details to keep after the service
- The exact oil product and MB approval.
- The workshop’s confirmed fill reference for the vehicle.
- The quantity charged, date and mileage.
- The oil-filter reference and completed maintenance record.
Read the W176 A220 filter guide for oil-filter application checks, or return to the A220 diesel maintenance overview to plan the rest of the appointment.
Sources and coverage
- Mercedes online W176 manual labelled 2012: printed pp. 343–344, approval and capacity tables
- Mercedes June 2015 online manual: printed pp. 324–328 and 400–401
- Mobil UK: ESP 5W-30 product approvals
Checked 16 October 2026. The English-language Mercedes online manuals carry a German-market disclaimer. Use them as documented references and match the manual and supplements supplied with your own car; they do not certify every UK specification or production change.
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