[Al D]

1996 7.3L won't communicate (faults and data) and also won't start: possible causes.

 

[themule67]

1996 7.3L won't communicate (faults and data) and also won't start: possible causes.

I would start by checking all your fuses.Usually,when there is no communication with the ECM (electronic control module) it could be a bad computer.Goodluck! Mike

 

[blageurt]

The fuse for the OBDII connector is the same as the cig lighter so check lighter to see if it works....