Retrieving Diagnostic Trouble Codes

WARNING: This page is about a different car, the 2002 Nissan Sentra, 2002 Infiniti G20, 2001 Nissan Sentra, and 2001 Infiniti G20. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Procedure given is generic and may vary depending on equipment used. See scan tool manufacturer's instructions. If a communication problem exists between scan tool and ECM, check for loose power and data cables to scan tool.

Ensure engine is warmed to normal operating temperature. If engine does not start, continue with testing. Turn ignition on. Ensure test equipment is properly attached. Follow scan tool manufacturer's instructions. Scan tool should display all DTCs. Record DTC in order displayed. See DIAGNOSTIC TROUBLE CODE DEFINITIONS .