6511410369 / 6511410169 EGR Vacuum Actuator for Mercedes OM651 2.2 CDI
This replacement EGR bypass valve vacuum actuator is designed for Mercedes-Benz vehicles equipped with the OM651 2.2 CDI engine. It is compatible with actuator references 6511410369 and 6511410169, with several additional cross-references listed below.
This product is a complete direct replacement vacuum actuator assembly. It is not just a diaphragm or membrane and is not an EGR repair kit.
OEM / Reference Numbers
- 6511410369 — primary compatible actuator reference
- 6511410169 — primary compatible actuator reference
- 6511400502 — related cross-reference
- 6511400302 — related cross-reference
- 6511400002 — related cross-reference
- 6510940065 — related cross-reference
- 6511410469 — related cross-reference
Part Type
- EGR bypass valve vacuum actuator
- EGR cooler bypass flap actuator
- Complete vacuum actuator assembly
- Not just a diaphragm or membrane
- Not a complete EGR valve assembly
What This Part Does
The vacuum actuator controls the EGR cooler bypass flap on the Mercedes OM651 2.2 CDI engine. When the actuator fails, the bypass flap may stop operating correctly, which can affect exhaust gas temperature control and EGR system operation.
Compatible Vehicles
According to the product listing, this actuator is suitable for all Mercedes-Benz vehicles equipped with the OM651 2.2 CDI engine.
Engine / Technical Details
- Vehicle brand: Mercedes-Benz
- Engine family: OM651
- Engine context: 2.2 CDI
- Function: controls the EGR cooler bypass flap
- Component type: complete vacuum actuator assembly
Common Symptoms of Actuator Failure
- EGR fault codes
- Incorrect exhaust gas temperatures
- Reduced EGR efficiency
- EGR cooler bypass flap not operating correctly
Why Choose This Replacement Actuator
- Complete replacement actuator assembly rather than only a membrane
- Designed for Mercedes-Benz OM651 2.2 CDI applications
- Compatible with primary actuator references 6511410369 and 6511410169
- Supports the related cross-references listed on the product page
Important Before Ordering
- Verify that your existing actuator corresponds to reference 6511410369, 6511410169 or one of the listed cross-references.
- Confirm that your Mercedes-Benz is equipped with an OM651 2.2 CDI engine.
- This product is a complete vacuum actuator assembly and not just a membrane.
- The product page does not specify exact Mercedes models, chassis codes, model years or actuator dimensions.
What does actuator reference 6511410369 fit?
According to the product listing, this EGR bypass valve vacuum actuator is intended for Mercedes-Benz vehicles equipped with the OM651 2.2 CDI engine.
Is 6511410169 related to 6511410369?
Yes. The product page lists both 6511410369 and 6511410169 as compatible actuator references for this replacement assembly.
What does the Mercedes OM651 EGR vacuum actuator do?
The actuator controls the EGR cooler bypass flap, helping the EGR system manage exhaust gas flow and temperature.
What symptoms can indicate EGR vacuum actuator failure?
The product listing identifies EGR fault codes, incorrect exhaust gas temperatures and reduced EGR efficiency when the bypass actuator fails.
Is this only a membrane or diaphragm?
No. This product is a complete direct replacement vacuum actuator assembly, not just a membrane or diaphragm.
How do I confirm compatibility before ordering?
Verify that your existing actuator matches 6511410369, 6511410169 or one of the listed cross-references, and confirm that your Mercedes-Benz uses the OM651 2.2 CDI engine.
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Orders ship within 1–2 business days.
Standard delivery:
- USA: Some items ship from our US warehouse and arrive within 3 business days.
- USA-EU: 10–21 business days
- Worldwide: 14–30 business days
Shipping cost is shown at checkout.
Can I exchange or return an item?
Yes, you can exchange or return an item within 14 days of purchase. This right is guaranteed to you by the Law on the Protection of Consumer Rights
To use this feature, please make sure that:
- the product was not in use and has no traces of use: scratches, chips, abrasions, etc.
- the goods are fully completed and the integrity of the packaging is not violated
- retained all labels and factory markings