TOYOTA · GEN3 ECU

TOYOTA SIENNA GEN3 tuning files

Here is what the catalog holds for the TOYOTA SIENNA on the GEN3. The matched variants sit between 209 and 209 HP from the factory. There are 3 distinct variants on file for this combination. We start conservative here — Stage 1 and Stage 2 are the dependable baseline. We match the right calibration to your exact software and validate it before delivery.

Upload your file →All SIENNA 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

3 distinct variants for the TOYOTA SIENNA on the GEN3 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 2500 209HP
Controller brand: DENSO
ECU: GEN3
Stock power: 209 HP
ECU SW: 89663-08560
SW upgrade: 30856000
Calibration: 30856000

Variant 2

ECU

Catalog engine: 2500 209HP
Controller brand: DENSO
ECU: GEN3
Stock power: 209 HP
ECU SW: 89663-08660
SW upgrade: 30866000
Calibration: 30866000

Variant 3

ECU

Catalog engine: 2500 209HP
Controller brand: DENSO
ECU: GEN3
Stock power: 209 HP
ECU SW: 89663-08670
SW upgrade: 30867000
Calibration: 30867000

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 TOYOTA SIENNA 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 TOYOTA SIENNA 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.