If No Steam Is Coming From TheEngine CompartmentAn overheat warning, can indicate a serious problem.If an engine overheat warning is displayed but no steamcan be seen or heard, the problem may not be tooserious. Sometimes the engine can get a little too hotwhen the vehicle:• Climbs a long hill on a hot day.• Stops after high-speed driving.• Idles for long periods in traffic.• Tows a trailer.If the overheat warning is displayed with no sign ofsteam:1. Turn the air off.2. Turn the heater on to the highest temperature andto the highest fan speed. Open the windows asnecessary.3. In heavy traffic, let the engine idle in N (Neutral)while stopped. If it is safe to do so, pull off theroad, shift to P (Park) or N (Neutral) and letthe engine idle.If the engine coolant temperature gage is no longerin the overheat zone or an overheat warning no longerdisplays, the vehicle can be driven. Continue to drive thevehicle slow for about 10 minutes. Keep a safe vehicledistance from the car in front of you. If the warning doesnot come back on, continue to drive normally.If the warning continues, pull over, stop, and park thevehicle right away.If there is no sign of steam, idle the engine forthree minutes while parked. If the warning is stilldisplayed, turn off the engine until it cools down.Also, see ″Overheated Engine Protection OperatingMode″ later in this section.Overheated Engine ProtectionOperating ModeThis operating mode allows your vehicle to be drivento a safe place in an emergency. Should an overheatedengine condition exist, an overheat protection modewhich alternates firing groups of cylinders helps preventengine damage. In this mode, you will notice a loss inpower and engine performance. An engine overheatwarning will indicate that an overheat condition exists.Driving extended miles (km) and/or towing a trailer inthe overheat protection mode should be avoided.Notice: After driving in the overheated engineprotection operating mode, to avoid engine damage,allow the engine to cool before attempting any repair.The engine oil will be severely degraded. Repair thecause of coolant loss and change the oil. See EngineOil on page 5-18.5-36
