Fuel Heater Flange – Mercedes 2.7 CDI OM611 / OM612 | OEM 6112030308
The fuel heater connection flange on the Mercedes 2.7 CDI OM611 and OM612 engines seals the connection between the engine and the fuel heater assembly. When it cracks or warps, fuel or coolant leaks at the heater connection. This direct replacement flange restores a leak-free fuel heater circuit.
Fits OEM #6112030308.
When to Inspect This Part
- loss of power or hesitation
- smoke after warm-up
- rough or unstable idle
- mixture faults or an intake air leak
What's Included
- 1 × Fuel Heater Flange
OEM Part Numbers and Vehicle Fitment
Additional confirmed fitment
- Mercedes-Benz Mercedes Benz C-class (w203)
- Mercedes-Benz Mercedes Benz C-class (s203)
- Mercedes-Benz Mercedes Benz CL203 Sportcoupe (c203)
- Mercedes-Benz Mercedes Benz CLK-class (c209)
Part Number / PN
6112030308, A6112030308
Important Fitment Check
Before ordering, compare the part design, dimensions, connectors, and every available OEM/P/N marking with the part installed on the vehicle. Matching OEM/P/N 6112030308 is the primary fitment check.
FAQ
How do I confirm fitment for this Fuel Heater Flange?
Compare the exact OEM/P/N and physical design with the installed part. The primary reference is 6112030308. Do not select the part by vehicle model alone.
What symptoms may indicate a problem with this Fuel Heater Flange?
Confirmed symptoms include loss of power or hesitation, smoke after warm-up, rough or unstable idle, mixture faults or an intake air leak. Diagnose the original assembly before ordering so another fault is not mistaken for this part.
What is included with this Fuel Heater Flange?
The confirmed kit contents are: 1 × Fuel Heater Flange.
Does this listing include the complete surrounding assembly?
No. It includes only the item or repair components identified for this SKU. Inspect related parts separately and replace them only when diagnosis confirms a fault.
What should be checked before installation?
Check the OEM/P/N, dimensions, connectors, orientation, and condition of the mating components. Installation should follow the correct service procedure for the specific vehicle and assembly.
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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