Test R: Low Oil Pressure/High Coolant Temperature Warning Indicator Inoperative
WARNING: This page is about a different car, the 2002 Ford RV Cutaway, 2002 Ford F450 Super Duty, 2002 Ford Econoline, 2002 Ford E450 Super Duty, and 2002 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
Turn ignition switch to LOCK position. Remove instrument cluster. See INSTRUMENT CLUSTER under REMOVAL & INSTALLATION. Remove low oil pressure/high coolant temperature warning indicator bulb. Check for continuity between indicator bulb terminals. If continuity does not exist, replace bulb. Retest system operation. If continuity exists, replace instrument cluster. Retest system operation.