Shorted to 5 Volts

Test 1 - 3:

Test 4 - 5:

SYMPTOM
SHORT TO 5 VOLTS

POSSIBLE CAUSES
- PCM 5 volts
- Bus (+) or Bus (-) circuit shorted to voltage
- Bus System Module/Component internally
- Continuity between Bus(+) or (-) and 5 volt supply circuits
- DRB or DRB cable