TM 9-2350-247-20-1
LO PRESS ENGINE OIL INDICATOR MALFUNCTIONS—Continued
0054 00
2Y
1. Replace engine oil low pressure switch (WP 0281 00).
2. Verify no faults found.
AY
1. Remove engine harness plug (1) from power harness jack (2) at
battery box.
2. Is LO PRESS ENGINE OIL indicator still on?
YES
NO
AYN
1. Repair engine harness circuit 34
(WP 0294 00).
2. Verify no faults found.
2AY
1. Remove LO PRESS ENGINE OIL indicator cover lens (1) gasket
(2), bulb (3), and gasket (4).
2. Remove power harness circuit 27J/34 plug (5) from LO PRESS
ENGINE OIL indicator jack (6).
3. Measure resistance between indicator jack (6) pins and ground,
one at a time.
4. Did multimeter read less than infinity for either measurement?
YES
NO
2AYN
1. Repair power harness circuit 34
(WP 0294 00).
2. Verify no faults found.
0054 00-2
