That's a limitation of most/all immersed bulb temperature sensors. They need to be surrounded by fluid (coolant) to operate. A rapid loss of coolant won't be detected as a temp rise because they don't work in air. That's why these guys exist.
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That's a limitation of most/all immersed bulb temperature sensors. They need to be surrounded by fluid (coolant) to operate. A rapid loss of coolant won't be detected as a temp rise because they don't work in air. That's why these guys exist.
Maybe a humidity alarm?
Is that a petrol or the diesel
Petrol
I am know wondering if all the Grenadier under bonnet fires
have been on just the petrol version 
