Retrieving Diagnostic Trouble Codes

Diagnostic Trouble Codes (DTC) are retrieved using Tech 2 scan tool. Follow scan tool manufacturer's instructions to perform tests.

DTCs may also be retrieved through instrument panel cluster. See appropriate ANALOG INSTRUMENT PANELS article in ACCESSORIES & EQUIPMENT.

Before diagnosing DTC(s), perform DIAGNOSTIC SYSTEM CHECK  first. Scan tool is also used to perform test modes for diagnosis and service of the ABS/TCS system.