2015 Nissan Xterra Owner's Manual - Page 91

● If the gauge needle does not move with the proper amount of engine oil, have the vehicle checked by a NISSAN dealer. Continued vehicle operation in such a condition could cause serious damage to the engine. LIC0741 WIC1299 ENGINE OIL PRESSURE GAUGE The gauge indicates the engine lubrication system oil pressure while the engine is running. The needle should be in the middle of the gauge when the engine is running. VOLTMETER When the ignition switch is placed in the ON position, the voltmeter indicates the battery voltage. When the engine is running, it indicates the generator voltage. While cranking the engine, the volts drop below the normal range. If the needle is not in the normal 1 while the engine is range (11 - 15 volts) ᭺ running, it may indicate that the charging system is not functioning properly. Have the system checked by a NISSAN dealer. CAUTION ● This gauge is not designed to indicate low engine oil level. Use the dipstick to check the oil level. For additional information, refer to "Engine oil" in the "Maintenance and do-it-yourself" section of this manual. 2-8 Instruments and controls