October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Diagnostic Format

QUICK TEST is the diagnostic format used to test and service OBD-II system. QUICK TEST allows technician to identify problems and retrieve diagnostic trouble codes. If vehicle passes QUICK TEST and no driveability symptoms or intermittent faults exist, OBD-II system is okay.