The code 1709 is pointing to a problem with the Kick Down Servo Switch. Circuit open or shorted to ground.
Trouble Code P1709 means:TCM A/T controller circuit
Have the car re-scanned. P0310 is cylinder #10 misfire. This code is no applicable to the Accent.
Trouble code P0172 means: System too rich (Bank 1)
P0440 = EVAP Emission Control System Malfunction.
Got Less Stuff
GLS means General Luxury Sedan (not that it necessarily is, but that is what it stands for)! Stuart
gas cap faulty
There appears to be a problem with 2001 Hyundai Accent electrical system. IE: When I turn on my ignition, the radio comes on. Have checked.
Trouble code P0750 means:Shift solenoid A malfunction
Generic code P1457. EVAP Control system leakage.
0320 code
Trouble code P0740 means:Torque converter clutch circuit malfunction