Replace resistor for each button (different values) , cutting some traces/ solder new wires (different order of buttons). In ze1 multimedia buttons are connected to meter (instrument cluster) instead of direct connection to headunit in ze0.
Stock steering wheel in my leaf ze0 2017 is a bit "old fashioned" so I wanted new steering wheel from ZE1.
Some notifications:
No direct compatible! Different hw in new steering wheel but its possible modify PCB to adapt it for ZE0. There is additional 3pin connector in ZE0 for cruise control...
I have some news. In my case on the Unit ID Information screen there is no SIM ID filled. So there is some difference in 4G TCU first gen vs second GEN in communication. Could someone else confirm that there is no SIM ID filled ?
Its called UNIT ID - possible to read it in Unit ID Information screen and new UNIT ID must be assigned in the nissan DB for your car. Service bulletin here https://static.nhtsa.gov/odi/tsbs/2021/MC-10190166-0001.pdf
PART 8 on the page 15. I am very curious if nissan help you , I need it too...
Nice finding. Now I known what is the problem. Firstly nissan connect service send status request to the car. TCU in the car via active polling check and store in the cache version of all ecus and another info (SOH, SOC ....) and send response to the server. Server check version of some ecus...
Hi all,
I am working on version for leaf ze0. I found probably only one possible solution how fit BIG ZE1 headunit to ze0 trim. I removed plastic part about the ze1 display + some easy ze0 trim modifications. Last step is cut ze0 trim to two pieces to access headunit screws. If all will be...