0009
TM 1-1740-221-13&P&P
ENGINE ELECTRICAL TROUBLESHOOTING - (CONTINUED)
DECISION
YES Replace fuel gauge (WP 0120).
NO Proceed to Step 2.
BRANCH 2.
2.
Inspect circuit wiring (FO-1).
CONDITION/INDICATION
Is wiring faulty?
DECISION
YES Proceed to Step 3
NO Replace fuel tank sending unit (WP 0064).
MALFUNCTION - BRANCH 3.
MALFUNCTION - Circuit wiring is faulty.
ACTION
3. Repair faulty circuit wiring (FO-1).
END OF TEST
TROUBLESHOOTING PROCEDURE
ENGINE OIL PRESSURE GAUGE INOPERATIVE (WARNING LIGHT EXTINGUISHED)
BRANCH 1.
1.
Ohms check engine oil pressure sending unit for continuity (WP 0038).
CONDITION/INDICATION
Does oil pressure sending unit have continuity?
DECISION
YES Replace oil pressure gauge (WP 0120).
NO Proceed to Step 2.
BRANCH 2.
2.
Inspect circuit wiring (FO-1).
CONDITION/INDICATION
Is wiring faulty?
DECISION
YES Proceed to Step 3
NO Replace oil pressure sending unit (WP 0038).
00098