TM-9-2320-365-20-1

M1078 SERIES, 2 1/2-TON, 4 X 4, LIGHT MEDIUM TACTICAL VEHICLES (LMTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 1 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-365-20-1 - Page 496 of 1760

e11. ENGINE OIL PRESSURE GAGE DOES NOT OPERATE OR IS INACCURATE (CONT)

KNOWN INFO

TEST OPTIONS

REASON FOR QUESTION

POSSIBLE PROBLEMS

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 oil pressure transmitter

OK.

Continuity Test or

STE/ICE-R Test #91

Is continuity present from

connector PX6 pin 4 to a

known good ground?

6.

If continuity is not present, wire

36 from connector P31 socket

11 to connector P32 socket 2 is

faulty.

If continuity is present,

wire 36 from connector J31 pin

11 to connector PX6 pin 4 is

faulty.

YES

NO

Repair wire 36 from connector J31 pin 11 to

connector PX6 pin 4 (para 2-40) or replace WTEC II

dashboard cable assembly (para 7-10) or WTEC III

dashboard cable assembly (para 7-11).

Repair wire 36 from connector P31 socket

11 to connector P32 socket 2 (para 2-40) or

engine control cable assembly (para 7-72).

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