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Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis >> External Pages >> Different car >> Section 116 (Air Bag Restraint System) >> Diagnosis & Testing >> Entering On-Board Diagnostics >> Notes

Entering On-Board Diagnostics: Notes

WARNING: This page is about a different car, the 1995 Dodge Pickup and 1995 Dodge Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. Before entering on-board diagnostics, refer to PRETEST INSPECTION & DIAGNOSTIC PROCEDURE. Turn ignition off. Attach most current DRB cartridge. DRB cartridge has ability to check itself and DRB. It provides a volt/ohm meter and performs any test required by air bag system diagnostics.
  2. Connect DRB to ACM data link connector. Data link connector is clipped to lower left corner of instrument panel. On all models, ensure all accessories are off. Turn ignition on. All character positions will glow and copyright information will appear on screen for a few seconds. Display will then change to DRB menu.
  3. If DRB displays error message, see DRB ERROR MESSAGES. Following modes are accessible from DRB menu: VEHICLES TESTED, HOW TO USE, CONFIGURE and SELECT SYSTEM.
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