HINO · GEN3 ECU

HINO 300 SERIES GEN3 tuning files

Everything we work with on the HINO 300 SERIES fitted with the GEN3. The matched variants sit between 148 and 148 HP from the factory. There are 2 distinct variants on file for this combination. We start conservative here — Stage 1 and Stage 2 are the dependable baseline. Every file is matched to the exact calibration on your vehicle and signed off by an operator.

Upload your file →All 300 SERIES coverage

Available solutions

Solutions that apply to the GEN3 on this vehicle platform. The exact set depends on the specific engine and software version.

Stage 1 Stage 2

Engine variants & ECU software

2 distinct variants for the HINO 300 SERIES on the GEN3 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 2800 148HP
Controller brand: DENSO
ECU: GEN3
Stock power: 148 HP
ECU SW: 89663-25540
SW upgrade: 32554000
Calibration: 32554000

Variant 2

ECU

Catalog engine: 2800 148HP
Controller brand: DENSO
ECU: GEN3
Stock power: 148 HP
ECU SW: 89663-25581
SW upgrade: 32558100
Calibration: 32558100

Related vehicles

Other vehicles built on the GEN3 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the HINO 300 SERIES on the GEN3?

Stage 1, Stage 2. The exact set depends on the specific engine and software version.

Do you cover the GEN3 ECU software on this model?

Yes — the HINO 300 SERIES on the GEN3 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.