Catalytic converter This is a Catalytic Converter Heating Phase Indicator symbol. It tells the driver that the converter has not yet had time to warm up. We’ve seen this only in Porsche vehicles. Torque is reduced during the heating phase and the symbol goes out as soon as the catalytic converters have reached operating temperature. …
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Oil Warning One of the first idiot lights, the warning light to the far left, featuring an old-school oil can or what could be even Aladdin’s lamp, is the Oil Warning Light, either level or pressure symbol. Without the wavy line, your engine is telling you the oil pressure is too low. A wavy line below …
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Overheat One of the original idiot lights, at least in red, this is the Temperature Warning lights or symbols. The text symbol Hot Coolant Temp (temperature) spells it out plainly. In red, it indicates quite simply that the engine temperature is too high. If you see this light, your vehicle should be stopped and the …
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Transmission Oil Temperature All these are variations of an Automatic Transmission (A/T) Oil Temperature Indicator symbols. Generally seen in red, it means exactly what it says, that the oil temperature in the transmission is too high, which risks transmission failure. Some manufacturers show the symbol as yellow/amber. Regardless of color, take the symbol seriously and …
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4 Wheel Drive These are 4 Wheel Drive Low Indicator symbols. They indicates that the 4 wheel drive is engaged at a low gear ratio. This ratio is useful when maximum power or traction is needed for steep climbs, sandy or muddy conditions, or off-road driving. Four wheel drive is often shown as 4×4 in …
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