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Preliminary Procedure

  1. Connect NGS tester to Data Link Connector (DLC). Using NGS tester, perform DATA LINK DIAGNOSTIC TEST. If NGS tester does not communicate with vehicle, see appropriate MODULE COMMUNICATIONS NETWORK article to diagnosis network concern. If NGS tester displays NO RESP/NOT EQUIP for Remote Anti-Theft Personality (RAP) module, perform TEST B: NO COMMUNICATION WITH RAP MODULE  under SYSTEM TESTS.
  2. If NGS tester displays SYSTEM PASSED for RAP module, retrieve and record continuous DTCs. Erase continuous DTCs. Perform RAP module On-Demand self-test diagnostics using NGS tester. If any RAP module DTCs are retrieved, perform appropriate test under SYSTEM TESTS  . See RAP MODULE SELF-TEST DIAGNOSTIC TROUBLE CODE (DTC) INDEX  table. If no DTCs are retrieved, perform appropriate test under SYSTEM TESTS  . See SYMPTOM CHART  table.
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