Entering On-Board Diagnostics (Using DRB-II): Notes

WARNING: This page does not describe the selected car, but rather 17 other vehicles, including the 1991 Plymouth Colt Vista, 1991 Plymouth Colt, 1991 Mitsubishi Mirage, 1991 Mitsubishi Galant, and 1991 Mitsubishi Eclipse. However, it is still accessible from the selected car via links, so may be relevant.

Before entering on-board diagnostics, refer to PRETEST INSPECTION . Turn ignition off. Locate self-diagnostic connector. See SELF-DIAGNOSTIC TEST CONNECTOR LOCATION table in this article. Using appropriate Mitsubishi cartridge and adapter, connect DRB-II to diagnostic connector.
Ensure all accessories are off. Turn ignition on. All character positions will illuminate and copyright information will appear on screen for a few seconds.
If DRB-II screen displays an error message, refer to DRB-II ERROR SCREENS in this article. The DRB-II will offer 4 menus: VEHICLES TESTED, HOW TO USE, CONFIGURE and SELECT VEHICLE.