| Diagnostic Mode 01 - Obtain Data DIAGNOSTIC MODE 01 - READ CURRENT SYSTEM DATA . |
| Diagnostic Mode 02 - Obtain Operating Conditions DIAGNOSTIC MODE 02 - READ OPERATING CONDITIONS . |
| Diagnostic Mode 03 - Interrogating Fault Memory DIAGNOSTIC MODE 03 - READ DTC MEMORY . |
| Diagnostic Mode 04 - Reset/Delete Diagnostic Data DIAGNOSTIC MODE 04 - ERASE DTC MEMORY . |
| Diagnostic Mode 06 - Check Test Results of Components that are not Continuously Monitored DIAGNOSTIC MODE 06 - READ TEST RESULTS FOR SPECIFIC DIAGNOSTIC FUNCTIONS . |
| Diagnostic Mode 07 - Check Test Results of Components that are Continuously Monitored DIAGNOSTIC MODE 07 - READ FAULTS DETECTED DURING THE CURRENT OR LAST DRIVING CYCLE . |
| Diagnostic Mode 08 - Tank Leak Test DIAGNOSTIC MODE 08 - REQUEST CONTROL OF ON-BOARD SYSTEM, TEST OR COMPONENT . |
| Diagnostic Mode 09 - Vehicle Information DIAGNOSTIC MODE 09 - READ VEHICLE INFORMATION . |