1998 Ford Crown Victoria Owner's Manual - Page 16
1998 Ford Crown Victoria Manual
Page 16 highlights
Instrumentation • Optional instrument cluster H N O R M C This gauge indicates the temperature of the engine coolant, not the coolant level. If the coolant is not at its proper level or mixture, the gauge indication will not be accurate. Battery voltage gauge (if equipped) This gauge shows the battery voltage when the ignition is in the ON position. If the pointer moves and stays outside the normal operating range (as indicated), have the vehicle's electrical system checked as soon as possible. H VOLTS L Engine oil pressure gauge (if equipped) This shows the engine oil pressure in the system. Sufficient pressure exists as long as the needle remains in the normal range (the area H OIL between the "H" and "L"). If the gauge indicates low pressure, stop the vehicle as soon as safely possible and switch off the engine L immediately. Check the oil level. Add oil if needed (refer to Checking and adding engine oil in the Maintenance and care 16