Entering On-Board Diagnostics: Notes

NOTE: Although other scan testers are available, manufacturer recommends using DRB-II (Diagnostic Readout Box II) to diagnose system. CHECK ENGINE light function can be used, but it has limited diagnostic abilities.

NOTE: If fault code exists that is not related to cruise control system, see appropriate ENGINE PERFORMANCE article. See the following list.

2.2L Turbo, see: TESTS W/CODES - 2.2L TURBO
3.0L V6, see: TESTS W/CODES - 3.0L
Body Control, see: TESTS W/CODES - BODY CONTROL COMPUTER
All Others: TESTS W/CODES - 2.2L/2.5L TBI & 2.5L FLEX FUEL