Diagnostic Modes
WARNING: This page is about a different car, the 1993 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
Self-diagnostic system can detect engine control system malfunctions and store related trouble codes. Trouble codes, including intermittent codes, are stored in ECM memory and are available for retrieval unless codes have been cleared.
Self-diagnostic system uses single or dual Light Emitting Diodes (LED), located on ECM. See ECM LOCATION table. For system application, see SELF-DIAGNOSTIC SYSTEM table.
ECM LOCATIONS
| Application | Location |
|---|---|
| Maxima | Behind Center Console |
SELF-DIAGNOSTIC SYSTEM
| Application | CHECK ENGINE Light | LED Colors (No.) |
|---|---|---|
| Maxima VG30E | Calif. & Fed. | Red & Green (2) |