Section 42 (Engine Controls - Self-Diagnostics - Quest): Introduction
WARNING: This page is about a different car, the 2002 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
If no faults were found while performing BASIC DIAGNOSTIC PROCEDURES , proceed with self-diagnostics. Using scan tool, review and record all DTC and freeze-frame information available. If no DTCs are present after entering self-diagnostics, proceed to TROUBLE SHOOTING - NO CODES article for diagnosis by symptom (i.e., ROUGH IDLE, NO START, etc.).