Test 4A - Keypad Test Failure Message
WARNING: This page is about a different car, the 1992 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
DO NOT touch DRB-II keypad during following test.
If DRB-II does not display KEYPAD TEST FAILURE, return to test that sent you here. If DRB-II displays KEYPAD TEST FAILURE, reboot DRB-II by reinstalling DRB-II cartridge. If DRB-II does not display KEYPAD TEST FAILURE, return to test that sent you here. If DRB-II displays KEYPAD TEST FAILURE, replace DRB-II.