KNOWN INFO
2.
TEST OPTIONS
Resistance Test or
STE/ICE-R #91
REASON FOR QUESTION
NO
YES
Go to step 4 of this fault.
This question eliminates
possible problems and
determines where
troubleshooting continues.
3.
KNOWN INFO
TEST OPTIONS
Resistance Test or
STE/ICE-R #91
REASON FOR QUESTION
NO
Replace oil pressure transmitter
(para 7-49).
YES
Replace OIL PRESS gage (para 7-14).
Is 90-130 ohms resistance
present from connector PX6
pin 4 to a known good
ground?
e11. ENGINE OIL PRESSURE GAGE DOES NOT OPERATE OR IS INACCURATE (CONT)
TM 9-2320-366-20-1
POSSIBLE PROBLEMS
POSSIBLE PROBLEMS
Faulty engine oil pressure
transmitter.
Faulty engine OIL PRESS gage.
Faulty engine control cable
assembly.
Faulty WTEC II dashboard cable
assembly.
Faulty WTEC III dashboard
cable assembly.
VOLTS gage OK.
Engine oil level OK.
Engine oil pressure indicator
goes out after engine starts.
Engine control cable assembly
OK.
WTEC II dashboard cable
assembly OK.
WTEC III dashboard cable
assembly OK.
Faulty engine oil pressure
transmitter.
Faulty engine OIL PRESS gage.
VOLTS gage OK.
Engine oil level OK.
Engine oil pressure indicator
goes out after engine starts.
Is 202-243 ohms resistance
present from connector PX6
pin 4 to a known good
ground?
If 90-130 ohms resistance
is not present, engine oil
pressure transmitter is faulty.
If 90-130 ohms of resistance is
present, engine OIL PRESS
gage is faulty.
2-338
Change 2