Engine ECU 51826696 (MJD6F3.PB) – description
On this page you can buy ECU 51826696, a Magneti Marelli MJD 6F3.PB unit intended for the Fiat 1.3 Multijet. It goes through a function test before dispatch. The housing has been refurbished – the electronics have not been repaired.
Does this ECU fit your car?
MJD 6F3.PB units went into Fiat vehicles with the 1.3 Multijet engine. The model and year alone are not enough. Look at the label of your ECU: if it shows number 51826696 and type MJD 6F3.PB, it is the same version. A different part number is a different ECU.
Virgin or IMMO OFF
- Virgin – Plug & Play: after fitting, the ECU codes itself to the car and immobiliser, no programming needed. Condition: matching part number and a working immobiliser.
- IMMO OFF on request: the car runs correctly, but a red immobiliser warning appears on the dashboard and a fault is stored in diagnostics that cannot be cleared without pairing with the immobiliser. The Virgin version does not have this fault.
Typical symptoms of a faulty MJD 6F3.PB ECU
A damaged ECU can stop the engine from starting because the injectors receive no signal. The tester then cannot connect to the unit, and a measurement may show no power at the ECU despite good fuses. The failure can follow water ingress or a short circuit in the wiring.
The same symptoms can, however, come from a fault in the harness, power supply or sensors, so run a diagnosis before buying.
Label data of ECU 51826696
- Part number: 51826696
- ECU type: Magneti Marelli MJD 6F3.PB / MJD6F3.PB
- Hardware version: HW04P
The type may be written with a space (MJD 6F3.PB) or without it (MJD6F3.PB) – it is the same type.
Preparation before dispatch
- Bench test.
- Fitting and check in our test car.
- On request, for an extra charge: EGR OFF and DPF OFF.
Warranty on the ECU: 6 months.
More units in the Fiat engine ECU category and on the FPT manufacturer page.
Similar numbers from this family: 51854482 MJD 6F3.J2, 51862586 MJD 6F3.H1, 51818295 MJD 6F3.B1, 51854490 MJD 6F3.PM.
Frequently asked questions about ECU 51826696 MJD 6F3.PB
How do I know that 51826696 will fit?
Check the sticker on your ECU. If it shows number 51826696 and type MJD 6F3.PB and hardware version HW04P, it is the same version. The car model and year alone are not enough.
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Does the Virgin MJD 6F3.PB need programming?
No. After fitting, ECU 51826696 codes itself to the car and immobiliser. The condition is a working immobiliser and a matching part number.
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Do you offer EGR OFF and DPF OFF for this ECU?
Yes, these are paid extra options that we carry out on request before the ECU is shipped.
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How do you test ECU 51826696?
We check every unit on the bench and then fit it to our test car. The warranty is 6 months.
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