Toyota 89170-08230

[kha1008]

Hello everyone!
I get 89170-08230 for 21 Toyota Sienna with Using R7f7016443. Has someone have any suggestions or methods to work on it? I have no idea to do this one, if possible pls give some details to work on it. Thank you so much.

[SmartKeyProgrammers]

its Renesas RH850 V3

You gotta read its complete Banks and post here.
Hopefully smart-prog will look into this

[kha1008]

its Renesas RH850 V3

You gotta read its complete Banks and post here.
Hopefully smart-prog will look into this

The question is how I can connect to the unit and read it out. I have no idea to connect and read the data. If you have some guides, please give some details. Thank you.

[SmartKeyProgrammers]

No worries.

first of all get it’s clear shots from front and back.
we’ll look for its available pinout.
do you have activation on CPT for above mentioned MCU?

[smart-prog]

its Renesas RH850 V3

You gotta read its complete Banks and post here.
Hopefully smart-prog will look into this

Yes i need all data banks for make solution!

[kha1008]

Hello, attached are photos from the unit control.

[smart-prog]

Try read all data banks from CPU!

[kha1008]

Try read all data banks from CPU!

How to read

[smart-prog]

CPU Locked?

[kha1008]

CPU Locked?

no method to work on it until now?