Steps | _Key Off
_Disconnect processor 60 pin connector. _Inspect for damaged pins, corrosion, loose wires, etc. Service as necessary _Install breakout box, leave processor disconnected _DVOM on 200 ohm scale _Measure resistance between Test Pin 20 at the breakout box and chassis ground |
Result | Is the resistance less than 5 ohms? |
Direction | YES
GO to Continue NO Remove breakout box. Reconnect processor. Service open circuit. Rerun Quick Test. |