Diagnostic Trouble Code Tests: Notes

NOTE: For engine-related DTCs, see appropriate TESTS W/CODES article in the ENGINE PERFORMANCE section. These DTCs pertain to engine performance and must be repaired first, as engine performance and related component signals will affect transmission operation and diagnosis.

For non-electrical testing and mechanical overhaul procedures, see AUTO TRANS OVERHAUL - CHRYSLER 42LE article. For electronic component testing and diagnostic procedures, use scan tool to retrieve DTCs and diagnosis system. See RETRIEVING DIAGNOSTIC TROUBLE CODES under SELF-DIAGNOSTIC SYSTEM .

NOTE: See TEST EQUIPMENT HOOK-UP for additional information used in following tests.

NOTE: All connector references in the following testing apply to harness connectors unless otherwise specified.