How to Display and Read Diagnostic Trouble Codes
STARTING PROCEDURE FOR ON-BOARD DIAGNOSTIC TEST MODENOTE: All DTCs displayed in the on-board diagnostic test mode should be entered in the Audio Repair Order Form.
1. Turn the ignition switch to the ACC or ON position.
1. AM button
2. MD/TAPE button
3. SEEK button
4. POWER button
2. First press the POWER button, then simultaneously press the AM button and MD/ TAPE button for 2 seconds or more.
NOTE: If several DTCs are in the memory, they can be displayed by the SEEK button.
3. To stop the on-board diagnostic test mode, turn the ignition switch to the LOCK position.