Diagnostic Procedure: Introduction
WARNING: This page is about a different car, the 1994 Plymouth Voyager, 1994 Plymouth Grand Voyager, 1994 Dodge Grand Caravan, 1994 Dodge Caravan, and 1994 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostic test procedures are designed to detect system faults as quickly as possible. Body trouble codes are accessed through CCD BUS Data Link Connector (DLC). See Figure . DRB tester is used to access information from CCD BUS DLC. See ENTERING ON-BOARD DIAGNOSTICS under SELF-DIAGNOSTIC SYSTEM.
DRB tester, jumper wires and volt-ohmmeter will be needed for testing. Proceed to TEST 1A - IDENTIFYING VEHICLE EQUIPMENT & SYSTEM PROBLEMS under SELF-DIAGNOSTIC TESTS. Ensure self-diagnostic tests apply to vehicle being tested. See BODY CONTROL COMPUTER TESTS DIRECTORY table under SELF-DIAGNOSTIC SYSTEM . When system problem is identified according to customer's complaint, perform indicated diagnostic test.