Test 5A - Key Pad Test Failure
WARNING: This page is about a different car, the 1994 Chrysler LeBaron. However, it is still accessible from the selected car via links, so may be relevant.
Without touching DRB keypad, disconnect and reconnect DRB. If DRB does not display KEY PAD TEST FAILURE, return to TEST 1A. If DRB displays KEY PAD TEST FAILURE, replace DRB.