Self-Diagnostic System

Connect New Generation Star (NGS) tester to DLC located below left side of instrument panel. Using NGS tester, perform data link diagnostics test. See DATA LINK DIAGNOSTIC TEST under SELF-DIAGNOSTIC SYSTEM in appropriate MODULE COMMUNICATIONS NETWORK - FOCUS article. If NGS tester responds with CKT914, CKT915 or CKT70=ALL ECUS NO RESP/NOT EQUIP, repair module communications concern. See appropriate MODULE COMMUNICATIONS NETWORK - FOCUS article. If NGS tester displays NO RESP/NOT EQUIP for PCM, see appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE.

If NGS tester responds with SYSTEM PASSED, retrieve and record continuous DTCs. Erase continuous DTCs. Using NGS tester, perform PCM self-test. Perform appropriate test in accordance with DTC retrieved. See DIAGNOSTIC TROUBLE CODE DEFINITION table. Codes listed in this table are only for testing covered in this article. For complete DTC listing, see appropriate SELF-DIAGNOSTIC article in ENGINE PERFORMANCE. If no DTCs are retrieved, repair by symptom. See SYMPTOM INDEX table under SYSTEM TESTS.

DIAGNOSTIC TROUBLE CODE DEFINITION

DTC ⁽¹⁾

Description

Perform Test

B1213

Anti-Theft Number Of Programmed Keys Is Below Minimum

⁽²⁾

B1342

ECU Defective

⁽³⁾

B1600

No Key Code Received/Damaged Encoded Ignition Key Or Use Of Non-PATS Key

B1601

Incorrect Key Code From Ignition Key Transponder

B1602

Invalid Key Code Format From Ignition Key Transponder

B1681

Anti-Theft Module Transceiver Defective Or Not Connected

B2103

PATS Antenna Not Connected

B2431

Transponder Programming Failure

⁽²⁾

⁽¹⁾	Only codes for testing are listed in this table are covered in this article. For complete PCM DTC listing, see appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE.

⁽²⁾	Program additional keys. See PROGRAMMING USING 2 PROGRAMMED KEYS under PROGRAMMING.

⁽³⁾	Clear DTCs. Retrieve DTCs. If DTC B1342 is retrieved, replace PCM.