Launch CRT 501 Series - 6 OBD II Diagnosis; 6.1 Connection

LAUNCH CRT 501 Series User Manual
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6 OBD II Diagnosis
6.1 Connection
1). Turn the ignition o󰀨.
2). Locate the vehicle’s 16-pin Data Link Connector (DLC). Refer to Chapter
2.4.
3). Plug one end of the diagnostic cable into the vehicle’s DLC(Data Link
Connector) port, and the other end to the DB-15 diagnostic connector of
the tool, and then tighten the captive screws.