1997 Mercury Grand Marquis Owner Guide 1st Printing - Page 30

Engine Oil Pressure Light The engine oil pressure light This light indicates the engine oil pressure, not the oil level. However, if your engine's oil level is low, it could affect the oil pressure. The light should come on every time your ignition key is turned to ON or START, and should go out when the engine starts. If the light stays on or turns on while the engine is running, you have lost oil pressure and continued operation will cause severe engine damage. If you lose engine oil pressure: 1. 2. Pull off the road as soon as safely possible. Shut off the engine immediately. If you do not stop the engine as soon as safely possible, severe engine damage could result. Check the engine's oil level, following the instructions on checking and adding engine oil, see Engine Oil in the Index. If you do not follow these instructions, you or others could be injured. To assure an accurate reading, your vehicle should be on level ground. If the level is low, add only as much oil as necessary before you start the engine again. Do not overfill. Do not operate the engine if the light is on, regardless of the oil level. Contact your nearest dealer for service as soon as possible. 27 3. 4.