Retrieving Diagnostic Trouble Codes
NOTE:
DTCs may be retrieved using Chrysler's Diagnostic Readout Box DRB-III scan tool. DRB-III may be used in general scan tool mode and DRB-III scan tool mode. Not all DTCs will be displayed in DRB-III scan tool mode. Use DRB-III in general scan tool mode and DRB-III scan tool mode when retrieving DTCs. Ensure battery is fully charged before retrieving DTCs.
- Ensure battery is fully charged. Ensure ignition is off. Connect scan tool to Data Link Connector (DLC), located below driver's side of instrument panel. See Fig 1.
- Turn ignition on. Using scan tool manufacturer's instructions, record all DTCs displayed on scan tool. If scan tool is able to communicate with ECM and all vehicle systems as necessary, go to step 4).
- If scan tool is unable to communicate with ECM, or all vehicle systems, proceed to trouble symptom inspection table and then perform specified inspection procedure. Trouble symptom inspection table and trouble symptom inspection procedures are listed after the Diagnostic Trouble Code (DTC) tests. See TROUBLE SYMPTOMS .
- Using all DTCs obtained, note DTC identification and perform specified DTC test. See DTC CODES, IDENTIFICATION & DTC TESTS table. Proceed to SELF-DIAGNOSTIC TESTS .
- Once all repairs are made, ensure DTCs are cleared from ECM. See CLEARING DIAGNOSTIC TROUBLE CODES under SELF-DIAGNOSTIC SYSTEM. Perform vehicle drive cycle to ensure repair is complete and DTC is not reset. See VEHICLE DRIVE CYCLE under SELF-DIAGNOSTIC SYSTEM.