FORD · IAW 4AFR.CR ECU · petrol

FORD FIESTA IAW 4AFR.CR tuning files

The FORD FIESTA on the IAW 4AFR.CR, mapped from stock file to finished result. Stock output across the matched variants spans 90–90 HP. It is a petrol platform, tuned for response and clean power delivery. Each file is tied to the precise software on your car and checked before it goes out.

Upload your file →All FIESTA coverage

Available solutions

What we can run on the IAW 4AFR.CR for this petrol — the precise options narrow down by engine and software version.

Stage 1Stage 2Swirl Flaps OffLambda / O2OPF/GPF Off

Engine variants & ECU software

1 distinct variant for the FORD FIESTA on the IAW 4AFR.CR ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
1600 16V 90HP
Controller brand
MAGNETI MARELLI
ECU
IAW 4AFR.CR
Stock power
90 HP

Related vehicles

Other vehicles built on the IAW 4AFR.CR controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the FORD FIESTA on the IAW 4AFR.CR?

Stage 1, Stage 2, Swirl Flaps Off, Lambda / O2, OPF/GPF Off. The exact set depends on the specific engine and software version.

Do you cover the IAW 4AFR.CR ECU software on this model?

Yes — the FORD FIESTA on the IAW 4AFR.CR ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.

How is the file delivered?

Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.

FORD FIESTA IAW 4AFR.CR ECU Tuning Files | TuningBay