2003 Lexus LX 470 Owners Manual - Page 63
2003 Lexus LX 470 Manual
Page 63 highlights
GAUGES, METERS AND SERVICE REMINDER INDICATORS Your vehicle may overheat during severe operating conditions, such as: D Driving up a long hill on a hot day. D Reducing speed or stopping after high speed driving. D Idling for a long period with the air conditioning on in stop-and-go traffic. D Towing a trailer. It is not a malfunction even if the needle of the engine coolant temperature gauge returns to "C" when the ignition switch is turned to the "START" position. ENGINE OIL PRESSURE GAUGE 13X502 NOTICE D Do not remove the thermostat in the engine cooling system as this may cause the engine to overheat. The thermostat is designed to control the flow of coolant to keep the temperature of the engine within the specified operating range. D Do not continue driving with an overheated engine. See "If your vehicle overheats" on page 297. " 1 Normal driving 2 Idling The engine oil pressure gauge indicates engine oil pressure when the ignition is on. Check it while driving to make sure the needle is in the proper range. If the engine oil pressure should stay below the normal range, pull off the road to a safe place and stop the engine immediately. Call a Lexus dealer or qualified repair shop for assistance. Engine oil pressure may not build up when the engine oil level is too low. The engine oil pressure gauge is not designed to indicate engine oil level, and the engine oil level must be checked using the level dipstick. It is not a malfunction even if the needle of the engine oil pressure gauge returns to "L" when the ignition switch is turned to the "START" position. 45