Use care when testing electrical connectors.
Do not damage connector pins or sockets
with multimeter probes. Failure to comply
may result in damage to equipment.
Inspect connector pins/sockets for damage,
corrosion, and serviceability. Check that
connector pins are not pushed back and
are capable of making good contact.
Set multimeter to ohms.
Remove three screws and washers from PDP.
Remove three screws from PDP.
Lift PDP outward to gain access.
Disconnect connector P51 from connector
Connect positive (+) probe of multimeter to
PDP, where relay K12 terminal 87 was
Connect negative (-) probe of multimeter to
connector J51 pin 1 and note reading on
If continuity is not present, repair wire 2002
from relay K12 terminal 87 to connector J51
pin 1 (para 2-45) or replace WTEC II
dashboard cable assembly (para 7-10) or
WTEC III dashboard cable assembly
If continuity is present, replace relay K12
Install relay K12 in PDP.
Install PDP on dashboard with three screws.
Install three washers and screws in PDP.
Install PDP cover (para 16-2).