How to choose ECU AG91-12A650-AGF for your Ford
This is a Delphi DCM3.5 engine control unit with Ford number AG91-12A650-AGF and number 28270072, used in Ford vehicles with the 2.0 TDCi engine. The unit is tested before dispatch.
Numbers on the label
- Ford number: AG91-12A650-AGF / AG9112A650AGF
- Delphi number: 28270072
- ECU type: Delphi DCM3.5
Vehicle compatibility
ECU AG91-12A650-AGF may have been fitted to different Ford models, so compatibility is decided by the numbers on the label, not by the model and year of the car. Compare Ford number AG91-12A650-AGF and number 28270072 with your ECU. If in doubt, send us a photo of the label before buying.
Preparation and fitting
- After purchase, send us your VIN – we prepare the ECU with data from the Ford server and the latest software. This service is included in the price.
- The ECU is not plug & play: after fitting it requires PATS programming (keys and VIN) with FORScan or Ford IDS.
- Warranty: 6 months.
Possible symptoms of a faulty ECU
- the engine does not start, no injector control,
- no communication with the ECU during diagnostics,
- no power supply to the ECU although the fuses are fine,
- failure after water ingress or a short circuit in the wiring.
These symptoms can also have other causes – wiring, power supply or sensors. Run a diagnosis before buying.
We describe the replacement and programming in our guide Ford DCM3.5 ECU replacement and VIN programming. Other numbers are in the Ford DCM3.5 ECU collection, and more about the manufacturer on the Delphi page.
Frequently asked questions about ECU AG91-12A650-AGF 28270072
Does ECU AG91-12A650-AGF fit my Ford?
Check the label of your ECU: Ford number AG91-12A650-AGF and number 28270072. The same number is used in several Ford models, so the number decides, not the model and year.
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Is ECU AG91-12A650-AGF plug & play?
No. After fitting, PATS programming is required – the keys and VIN are assigned with FORScan or Ford IDS.
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Is VIN preparation charged extra?
No, it is included in the price. Send us your VIN after purchase – we prepare the ECU with data from the Ford server and the latest software.
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Can I program ECU AG91-12A650-AGF myself?
Yes, if you have FORScan with a suitable interface or access to Ford IDS. Otherwise, PATS programming can be done by a workshop that services Ford vehicles.
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