p1784 l-r pressure switch sense circuit and p1789 od/2-4 hydraulic pressure switch circuit.
go to autozone, free code check 55 is end of message. 23 is intake temp sensor.
Engine codes start at 11 Could it be 55 which means N/A
940 is mis communication from PCM and 999 means that's the end of test
End of message.If that is the only code it flashed, there are no codes.End of message.If that is the only code it flashed, there are no codes.
P0600 is Serial Communication Link Failure. Do you have any other codes with this? That is not a common one.
If you turn the key on and off three times in ten seconds, the system does a self check and flashes codes in the odometer. Done means it is done displaying codes, or there are no codes to display.
Trouble code P0403 means:Exhaust gas recirculation circuit malfunction
It means that the engine computer has detected a malfunction and set a trouble code, you need to have it checked for codes.
It is done flashing codes. If that is the only message you got, there are no codes present.
Undoubtally you do not have an owners manual. I would think it would mean (Check Engine) That means you have a problem.
Solenoid switch valve latched in the low/reverse position.It means that a valve is stuck in the valve body.
speed sensor malfunction. you need to check the trans codes