TM 9-2320-362-14&P
Table 3-2.
Unit Troubleshooting (Cont’d)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
6.
ENGINE OIL PRESSURE GAGE DISPLAYS NO PRESSURE READING AND STATUS
INDICATOR ALARN AND LIGHT ARE ON (Cont’d)
Step 4.
Check engine oil pressure gage reading.
If engine oil pressure gage displays normal reading,
refer to system manual for further troubleshooting.
If engine oil pressure gage does NOT display normal
reading, replace faulty cable assembly W64 (para 3-
25) .
Step 5.
Reconnect cable W64 to connector 12J1 on tach/hourmeter
box .
Remove engine access cover and disconnect safety
lanyard.
Disconnect cable W66 from connector 12J2 on
tach/hourmeter box.
Step 6.
Check engine oil pressure gage reading.
If engine oil pressure gage displays normal reading,
go to step 7.
If engine oil pressure gage does NOT display normal
reading, replace faulty harness assembly (para 3-20).
Step 7.
Reconnect cable W66 to connector 12J2 on tach/hourmeter
box.
Remove wire 36 on cable assembly W66 from “T”
connector and attach wire 36A to oil pressure sending
unit.
Step 8.
Check engine oil pressure gage reading.
If engine oil pressure gage displays normal reading,
replace faulty “T” connector or cable assembly W66
(para 3-26).
If engine oil pressure gage does NOT display normal
reading, replace faulty oil pressure sending unit
(TM 9-2320-280-20).
END OF TESTING
3-17
