Manufacturer Code Charts: 1203

Navigation System DTC Troubleshooting: 1203

DTC 1203: DVD Temp Error

NOTE:

- Check the vehicle battery condition first.

- Before you troubleshoot, make sure to follow the general troubleshooting information. How to Troubleshoot the Navigation System (With Navigation)

- This code sets when the internal temperature of the ECU falls below -4 °F (-20 °C) or above 158 °F (70 °C). The unit is designed to shut down to protect the ECU. This is usually caused by exterior temperatures. Do the troubleshooting when the unit is within the allowable temperature range.

1. Check that the temperature is between -4 °F (-20 °C), below 158 °F (70 °C) in dash.

2. Check the most recent DTC. How to Troubleshoot the Navigation System (With Navigation)

3. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode, then back to ON (II), or press the engine start/stop button to select the ON mode.

4. Check the most recent DTC. How to Troubleshoot the Navigation System (With Navigation)

Is DTC 1203 indicated at the time you cycled the vehicle?
YES - Replace the audio-navigation unit. Audio-Navigation Unit Removal/Installation (With Navigation)

NO - Intermittent failure, the system is OK at this time. If the vehicle repeatedly comes back with the DTC, replace the audio-navigation unit.