Section 13-09C: Gauges, Warning Devices, Low Coolant Level Indication System
1994 Mustang Workshop Manual
DIAGNOSIS AND TESTING
Inspection and Verification
Verify the vehicle owner's original concern by operating the low coolant level system to duplicate the vehicle owner's concern.
Inspect to determine if one of the following mechanical or electrical concerns apply:
Mechanical
Electrical
Low coolant in recovery bottle
Circuitry open/shorted
Damaged low coolant sensor
Blown fuse
If the concern(s) remains after the inspection, determine the symptom(s) and proceed to the following Symptom Chart.