cranks but won't start?

Need to check power and grounds at DLC:

DATA LINK CONNECTOR - BLACK 16 WAY

CAV CIRCUIT FUNCTION
1 - -
2 - -
3 D1 20VT/BR CCD BUS(+)
4 Z33 16BK/RD GROUND
5 Z12 18BK/RD GROUND
6 D20 20VT/WT SCI RECEIVE
7 D21 20PK/DB SCI TRANSMIT
8 - -
9 - -
10 - -
11 D2 20WTR/BK CCD BUS (-)
12 - -
13 - -
14 D22 20LG SCI RECEIVE
15 - -
16 M1 20PK FUSED B(+)