TM 5-5420-226-20-1
Symptom-33
DETAILED
TROUBLESHOOTING
PROCEDURE
~
NOTE
This check
is to be performed
with
engine cold.
INDICATOR
- GAGE
(Continued)
? Check circuit 33 for proper
resistance
from gage
instrument
panel harness
connector
through
engine
oil temperature
transmitter
(engine
cold).
Firs[
l
l
l
l
l
l
Technician
(Operator’s
Station)
Set MASTER
BATTERY
switch
OFF.
.
Reconnect
gage instrument
panel
harness
connector
(CKT
27) to ENGINE
TEMP
indicator
gage.
Set multimeter
to OHMS
X1OO scale and “zero”
meter,
or use STE/ICE
Test
No. 92 (page
4-83).
Disconnect
gage instrument
panel
harriess
connector
(CKT
33) from
ENGINE
TEMP
indicator
gage.
Connect
red probe
of meter
to gage instrument
panel
harness connector
(CKT
33) and black probe to ground.
‘Check if meter indicates
less than 2000 OHMS
or more
than
2000 OHMS.
Am
Does meter indicate
less than or more than 2000
OHMS?
(
I
WI-P
/
TO VEHICLE
GROUND
CKT 33
l Check engine oil temperature
transmitter
for proper
resistance.
A
l See Step
~
.
TA107115
4-426
