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Addition to the Bose AMP and Alpine Audio Head Unit, I was working on the A/C CCU board for another owner recently. The owner bought the NSX recently and noticed that the fan speed control only operates when it was set at the max speed setting so typical CCU board failure mode. Basically, when the fan speed is set at max, it bypass the power transistor’s base voltage duty control and simply triggers the blower high speed relay and applies battery voltage on the blower motor resulting ...
Repairing the missing pad, track and joints. Had to spend extra time ...
The compression check after the Eng Refresh. I already knew it’s going to be good because the engine sound was so smooth and with the effect of new LMA, so quiet and synchronised tappet sound. Will try to post the video later. Here is the video after the Eng ...
Updated 28-04-2015 at 12:29 PM by Kaz-kzukNA1
Went through several different test scenarios including the Function & Operation check as well as the Self Diag testing. Fan speed control is now working as it should be and all functionalities are recovered. Happy with the result ...