Base on my experience, there is no solution for it.
Have to change to new unit... or can use Garmin/other product (if require GPS)
But u can still use the radio (suggest to install booster if not mistaken)
'(00): This is one loaded Altezza. Packed with a parts list even Taniguchi would be proud to drift with. Firstly, based on a 1JZ conversion, it's then treated to a 2JZ block, and then fully balanced with parts like...
spice up this forum a little bit with some of your monster pics......... i believe this new club must have many super monsters........ * pls delete your number plate* for security reasons...