Section 13-09A: Gauges, Warning Devices—Low Oil Level Indication System
1994 Mustang Workshop Manual
DIAGNOSIS AND TESTING
Symptom Chart
Condition
Possible Source
Action
Low Oil Level Indicator Stays On After Starting Engine—Oil Not Low
Low oil level sensor.
Circuit shorted to ground.
Damaged low oil level relay .
Go to
Pinpoint Test A.
Low Oil Level Indicator Does Not Stay On When Oil is Low
Oil level sensor.
Circuit open.
Damaged relay.
Damaged bulb.
Go to
Pinpoint Test B.
Low Oil Level Indicator Blinks Intermittently While Driving
Circuitry loose connection.
Damaged bulb.
Go to
Pinpoint Test C.