摘要 |
A heating device to maintain the cooling system liquid or engine oil of a motor vehicle at a temperature above freezing to facilitate starting of the vehicle. The device may take the form of a tubular heating element (17) fitted into the lower radiator hose (14, 14a) between the radiator (12) and the engine. The device may also be incorporated in the construction of a radiator cap, a removable welch plug (1), the engine oil dipstick, the engine sump plug or comprise a heating element located in the lower part of the engine sump (30). |