TM 5-5420-226-20-1
SVmDtOm-8
DETAILED
TROUBLESHOOTING
PROCEDURE
I
.,
T
VEHICLE
OPERATION
- POWERPLANT,
STARTING
(Continued)
#Check
engine electrical harness (CKT GND) for
continuity.
Second
Technician
(Operators
Station)
l
First
l
l
l
Set MASTER
BATTERY
switch
OFF.
Technician
(Powerplant)
Set multimeter
to OHMS
X I scale and zero
meter, or
use STE/ICE
Test
No. 91 (page 4-83).
Connect
red probe of meter to contact
B (CKT GND)
of
engine
electrical
harness
connector
at manifold
heater
ignition
unit and black
probe
to ground.
Check
if meter
indicates
continuity.
oOB,0TO VEHICLEGROUND
II
d
CONTACT
B
(CKT GND)
\
11
Does meter indicate continuity?
n
).
Repair engine electrical harness
(CKT GND) (page
).
l Connect high voltage ignition
lead to spark plug.
I
I
I
CONTACT
I
I
TA1069O8
4-219